Engine > Wiseco Pistons

HIGH-PERFORMANCE PISTONS FOR YAMAHA 2-STROKE

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Features

  • Forged from high-silicon aluminum alloy for maximum strength and dependability
  • Wiseco offers a complete range of popular piston models and years for both trail and racing applications
  • Durability, longevity and increased horsepower
  • Innovative forging design and piston skirt provide maximum horsepower and torque
  • Contain all the necessary components for overboring or rebuilding your top end
  • Feature forged pistons, rings, wrist pins, circlips and top end gasket set
  • Cylinder sleeves must be purchased separately
  • Two high-strength, easy-to-install circlips are furnished with every piston
  • Additional inventory available to order
  • Wiseco wrist pins are strong, lightweight and can be used with OEM pistons, too
  • Wiseco 2-cycle pistons include a wrist pin unless indicated
  • Each ring set is for one piston
  • See Wiseco ring buyer’s guide for details

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HIGH-PERFORMANCE PISTONS FOR YAMAHA 2-STROKE



PK Kit

Part # Description Retail
0903-0194  FITS MODEL: YZ85 02-08, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 47.5 x 47.8, DISPL. (CC): 85, BORE SIZE(MM): 49.5, OVERSIZE(MM): 2.00   $139.90 
0903-0271  FITS MODEL: YZ85 02-08, Racer's Choice Supermini. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 52.5 x 47.8, DISPL. (CC): 103.5, BORE SIZE(MM): 52.5, OVERSIZE(MM): 5.5   $164.76 
0903-0309  FITS MODEL: YZ125 98-00, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $150.50 
0903-0291  FITS MODEL: YZ125 98-00, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.5, OVERSIZE(MM): 0.5   $150.50 
0903-0266  FITS MODEL: YZ125 98-00, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 55.0, OVERSIZE(MM): 1.0   $150.50 
0903-0215  FITS MODEL: YZ125 98-00, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $161.19 
0903-0288  FITS MODEL: YZ125 01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $150.50 
0903-0268  FITS MODEL: YZ125 01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.5, OVERSIZE(MM): 0.5   $150.50 
0903-0228  FITS MODEL: YZ125 01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 55.0, OVERSIZE(MM): 1.0   $150.50 
0903-0176  FITS MODEL: YZ125 01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $161.19 
0903-0297  FITS MODEL: YZ125 02, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $150.45 
0903-0541  FITS MODEL: YZ125 02, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.5, OVERSIZE(MM): 0.50   $150.45 
0903-0207  FITS MODEL: YZ125 02, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $160.69 
0903-0283  FITS MODEL: YZ125 03-04, Pro-Lite., BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $150.45 
0903-0250  FITS MODEL: YZ125 03-04, Pro-Lite., BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $160.69 
765M05400  FITS MODEL: Yamaha YZ125 97-00, GP Style-Electra coated. No intake window; pinned on centerline. Longer skirt than stock, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $129.34 
765M05600  FITS MODEL: Yamaha YZ125 97-00, GP Style-Electra coated. No intake window; pinned on centerline. Longer skirt than stock, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 134, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $142.27 
765M05400  FITS MODEL: Yamaha YZ125 01-04, GP Style-Electra coated. No intake window; pinned on centerline. Longer skirt than stock, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $129.34 
765M05600  FITS MODEL: Yamaha YZ125 01-04, GP Style-Electra coated. No intake window; pinned on centerline. Longer skirt than stock, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 134, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $142.27 
0910-0571  FITS MODEL: YZ125 05-08, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $105.44 
0910-0572  FITS MODEL: YZ125 05-08, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 134, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $115.98 
0903-0513  FITS MODEL: YZ125 05-08 Racer’s Choice GP Style, Electra Coated, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $168.89 
0903-0308  FITS MODEL: YZ250 02-08, Pro-Lite, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 66.4, OVERSIZE(MM): STD   $182.97 
0903-0524  FITS MODEL: YZ250 02-08, Pro-Lite, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 67.0, OVERSIZE(MM): 0.6   $182.97 
0903-0543  FITS MODEL: YZ250 02-08, Pro-Lite, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 67.5, OVERSIZE(MM): 1.1   $182.97 
0903-0188  FITS MODEL: YZ250 02-08, Pro-Lite, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 68.5, OVERSIZE(MM): 2.10   $195.81 
0903-0528  FITS MODEL: YZ85 02-08, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 47.5 x 47.8, DISPL. (CC): 85, BORE SIZE(MM): 48.5, OVERSIZE(MM): 1.00   $130.84 
0903-0299  FITS MODEL: YZ85 02-08, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 47.5 x 47.8, DISPL. (CC): 85, BORE SIZE(MM): 47.5, OVERSIZE(MM): STD   $130.84 
0903-0456  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 42.0, OVERSIZE(MM): 2.0   $125.85 
0903-0197  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 41.5, OVERSIZE(MM): 1.5   $125.85 
0903-0269  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 41.0, OVERSIZE(MM): 1.0   $117.58 
0903-0537  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 40.75, OVERSIZE(MM): 0.75   $117.58 
0903-0281  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 40.5, OVERSIZE(MM): 0.5   $117.58 
0903-0516  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 40.25, OVERSIZE(MM): 0.25   $117.58 
0903-0275  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 40, OVERSIZE(MM): STD   $117.58 

Pistons

Part # Description Retail
653M04100  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 41.0, OVERSIZE(MM): 1.0   $85.42 
394M08550  FITS MODEL: YZ400 76-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 85.5, OVERSIZE(MM): 0.5   $148.95 
222M04850  FITS MODEL: GT1 73-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.5, OVERSIZE(MM): 1.5   $106.39 
559M05750  FITS MODEL: YZ125 86-88, Pro-lite. Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $127.06 
508M04800  FITS MODEL: YZ80 84, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 48.0, OVERSIZE(MM): STD   $104.37 
508M05000  FITS MODEL: YZ80 84, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 50.0, OVERSIZE(MM): 2.0   $114.77 
478M08750  FITS MODEL: YZ490 82-83, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 87.5, OVERSIZE(MM): 0.5   $164.21 
435M05750  FITS MODEL: YZ125 76-82, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $132.61 
677M06800  FITS MODEL: YZ250 92-98, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.0, OVERSIZE(MM): STD   $143.84 
2126CS  FITS MODEL: Yamaha YZ125 97-00, GP Style-Electra coated. No intake window; pinned on centerline. Longer skirt than stock, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $16.73 
503M05650  FITS MODEL: YZ125 83, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $115.52 
236M05750  FITS MODEL: AT3 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $132.68 
236M05600  FITS MODEL: AT3 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.0, OVERSIZE(MM): STD   $120.61 
582M05650  FITS MODEL: YZ125 89, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $115.52 
478M08900  FITS MODEL: YZ490 82-83, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 89.0, OVERSIZE(MM): 2.0   $180.65 
605M06900  FITS MODEL: WR250 88-91, Pro-Lite. Power Valve must be modified for .040 and larger. 1991 model is Ceramic - Composite Cylinder sleeving or replating is required for oversizes, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 69.0, OVERSIZE(MM): 1.0   $150.66 
649M04800  FITS MODEL: PW80 thru 06, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.0, OVERSIZE(MM): 1.0   $87.90 
797M05600  FITS MODEL: YZ125 02, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $115.98 
235M05300  FITS MODEL: LT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.0, OVERSIZE(MM): 1.0   $111.69 
0910-0366  FITS MODEL: YZ85 02-08, Racer's Choice Supermini. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 52.5 x 47.8, DISPL. (CC): 103.5, BORE SIZE(MM): 52.5, OVERSIZE(MM): 5.5   $128.29 
546M08850  FITS MODEL: WR5091-93, Pro-Lite, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 88.5, OVERSIZE(MM): 1.5   $180.65 
235M05400  FITS MODEL: MX100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 54.0, OVERSIZE(MM): 2.0   $122.87 
236M05650  FITS MODEL: MX125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $120.61 
235M05300  FITS MODEL: DT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.0, OVERSIZE(MM): 1.0   $111.69 
0910-0795  FITS MODEL: RT100 90-00, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 97, BORE SIZE(MM): 52.0, OVERSIZE(MM): STD   $99.94 
649M04750  FITS MODEL: BW80 thru 00, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.5, OVERSIZE(MM): 0.5   $87.90 
374M06800  FITS MODEL: IT175 76-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 68.0, OVERSIZE(MM): 2.0   $144.74 
451M08650  FITS MODEL: IT465 81-82, BORE(MM) X STROKE (MM): 85 x 82, DISPL. (CC): 465, BORE SIZE(MM): 86.5, OVERSIZE(MM): 1.5   $177.32 
726M05500  FITS MODEL: YZ125 01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 55.0, OVERSIZE(MM): 1.0   $110.27 
232M08600  FITS MODEL: MX400 75-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 86.0, OVERSIZE(MM): 1.0   $164.45 
222M04750  FITS MODEL: YZ80 74-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.5, OVERSIZE(MM): 0.5   $96.71 
471M06800  FITS MODEL: 175CT-3 thru 77, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 68.0, OVERSIZE(MM): 2.0   $135.50 
236M05700  FITS MODEL: IT125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $120.61 
521M05600  FITS MODEL: YZ125 85, Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.0, OVERSIZE(MM): STD   $115.52 
235M05200  FITS MODEL: LT100-2, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 52.0, OVERSIZE(MM): STD   $111.69 
0910-0798  FITS MODEL: RT100 90-00, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 97, BORE SIZE(MM): 54.0, OVERSIZE(MM): 2.00   $109.94 
0910-0207  FITS MODEL: YZ250 02-08, Pro-Lite, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 68.5, OVERSIZE(MM): 2.10   $145.73 
560M06850  FITS MODEL: YZ250 83-87, Pro-Lite. Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.5, OVERSIZE(MM): 0.5   $154.95 
0910-0801  FITS MODEL: WR200 92-98, BORE(MM) X STROKE (MM): 66.8 x 57, DISPL. (CC): 199, BORE SIZE(MM): 66.8, OVERSIZE(MM): STD   $112.90 
234M07150  FITS MODEL: MX250 73-75, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.5, OVERSIZE(MM): 1.5   $170.47 
471M06600  FITS MODEL: 175MX 79-82, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.0, OVERSIZE(MM): STD   $123.19 
455M05100  FITS MODEL: YZ100 76-83, BORE(MM) X STROKE (MM): 50 x 50, DISPL. (CC): 98, BORE SIZE(MM): 51.0, OVERSIZE(MM): 1.0   $111.13 
515M06950  FITS MODEL: IT250 83, Pro-Lite, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 69.5, OVERSIZE(MM): 1.5   $164.97 
236M05600  FITS MODEL: DT125 73 and up, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.0, OVERSIZE(MM): STD   $120.61 
478M08800  FITS MODEL: T490 83-84, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 88.0, OVERSIZE(MM): 1.0   $164.21 
569M04950  FITS MODEL: YZ80 88-92, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 49.5, OVERSIZE(MM): 1.5   $114.77 
222M04850  FITS MODEL: MX80 80-82, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.5, OVERSIZE(MM): 1.5   $106.39 
394M08700  FITS MODEL: YZ400 76-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 87.0, OVERSIZE(MM): 2.0   $163.85 
677M06800  FITS MODEL: WR250 92-98, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.0, OVERSIZE(MM): STD   $143.84 
503M05800  FITS MODEL: YZ125 83, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 58.0, OVERSIZE(MM): 2.0   $127.06 
546M08700  FITS MODEL: YZ490 84-90, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 87.0, OVERSIZE(MM): STD   $164.21 
0910-0799  FITS MODEL: YZ125 05-08 Racer’s Choice GP Style, Electra Coated, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $129.34 
457M04900  FITS MODEL: YZ80 76-80, BORE(MM) X STROKE (MM): 49 x 42, DISPL. (CC): 79, BORE SIZE(MM): 49.0, OVERSIZE(MM): STD   $104.37 
235M05250  FITS MODEL: LT100-3, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 52.5, OVERSIZE(MM): 0.5   $111.69 
234M07050  FITS MODEL: YZ250 76-79, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.5, OVERSIZE(MM): 0.5   $154.95 
457M05100  FITS MODEL: YZ80 76-80, BORE(MM) X STROKE (MM): 49 x 42, DISPL. (CC): 79, BORE SIZE(MM): 51.0, OVERSIZE(MM): 2.00   $114.77 
222M04700  FITS MODEL: MX80 80-82, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.0, OVERSIZE(MM): STD   $96.71 
2205CS  FITS MODEL: Yamaha YZ125 01-04, GP Style-Electra coated. No intake window; pinned on centerline. Longer skirt than stock, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 134, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $16.73 
629M05650  FITS MODEL: YZ125 93, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 56 x 50.7, DISPL. (CC): 124, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $110.27 
394M08600  FITS MODEL: IT400 76-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 86.0, OVERSIZE(MM): 1.0   $148.95 
374M06650  FITS MODEL: YZ175 76-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.5, OVERSIZE(MM): 0.5   $131.60 
569M04800  FITS MODEL: YZ80 88-92, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 48, OVERSIZE(MM): STD   $104.37 
742M06640  FITS MODEL: YZ250 99-01, Pro-lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 66.4, OVERSIZE(MM): STD   $139.63 
451M08500  FITS MODEL: YZ465 80-81, BORE(MM) X STROKE (MM): 85 x 82, DISPL. (CC): 465, BORE SIZE(MM): 85.0, OVERSIZE(MM): STD   $161.19 
522M06700  FITS MODEL: IT200 84-86, BORE(MM) X STROKE (MM): 66 x 57, DISPL. (CC): 195, BORE SIZE(MM): 67.0, OVERSIZE(MM): 1.0   $125.90 
471M06700  FITS MODEL: 175DT 79-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.0, OVERSIZE(MM): 1.0   $123.19 
471M06650  FITS MODEL: 175CT-3 thru 77, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.5, OVERSIZE(MM): 0.5   $123.19 
452M07200  FITS MODEL: YZ250 1982, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 72.0, OVERSIZE(MM): 2.0   $170.47 
234M07000  FITS MODEL: MX250 73-75, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.0, OVERSIZE(MM): STD   $154.95 
515M06800  FITS MODEL: IT250 83, Pro-Lite, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.0, OVERSIZE(MM): STD   $149.95 
452M07100  FITS MODEL: IT250 81-82, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.0   $154.95 
234M07100  FITS MODEL: DT250 74-79, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.0   $154.95 
234M07200  FITS MODEL: IT250 78-80, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 72.0, OVERSIZE(MM): 2.0   $170.47 
236M05800  FITS MODEL: MX125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 58.0, OVERSIZE(MM): 2.0   $132.68 
0910-0729  FITS MODEL: YZ125 97-04, Racer's Choice Flat Top Conversion. No intake window. Electra coated, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $133.21 
512M05700  FITS MODEL: YZ125 84, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $115.52 
0910-0804  FITS MODEL: WR200 92-98, BORE(MM) X STROKE (MM): 66.8 x 57, DISPL. (CC): 199, BORE SIZE(MM): 68.0, OVERSIZE(MM): 1.20   $124.19 
235M05350  FITS MODEL: LT100-2, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.5, OVERSIZE(MM): 1.5   $122.87 
471M06750  FITS MODEL: 175MX 79-82, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.5, OVERSIZE(MM): 1.5   $135.50 
647M05450  FITS MODEL: YZ125 94-96, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.5, OVERSIZE(MM): 0.5   $115.52 
452M07050  FITS MODEL: YZ250 80-81, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.5, OVERSIZE(MM): 0.5   $154.95 
520M04900  FITS MODEL: YZ80 85-87, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 49, OVERSIZE(MM): 1.0   $104.37 
374M06700  FITS MODEL: IT175 76-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.0, OVERSIZE(MM): 1.0   $131.60 
726M05450  FITS MODEL: YZ125 98-00, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.5, OVERSIZE(MM): 0.5   $110.27 
546M08750  FITS MODEL: WR5091-93, Pro-Lite, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 87.5, OVERSIZE(MM): 0.5   $164.21 
471M06800  FITS MODEL: 175CT-2 thru 77, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 68.0, OVERSIZE(MM): 2.0   $135.50 
451M08650  FITS MODEL: YZ465 80-81, BORE(MM) X STROKE (MM): 85 x 82, DISPL. (CC): 465, BORE SIZE(MM): 86.5, OVERSIZE(MM): 1.5   $177.32 
222M04800  FITS MODEL: TY80 74-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.0, OVERSIZE(MM): 1.0   $96.71 
235M05300  FITS MODEL: MX100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.0, OVERSIZE(MM): 1.0   $111.69 
646M04750  FITS MODEL: YZ80 93-01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 47 x 47.8, DISPL. (CC): 82, BORE SIZE(MM): 47.5, OVERSIZE(MM): 0.5   $105.05 
477M04700  FITS MODEL: YZ80 82-83, BORE(MM) X STROKE (MM): 47 x 45.6, DISPL. (CC): 79, BORE SIZE(MM): 47, OVERSIZE(MM): STD   $104.37 
232M08550  FITS MODEL: DT400 75-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 85.5, OVERSIZE(MM): 0.5   $164.45 
452M07000  FITS MODEL: IT250 81-82, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.0, OVERSIZE(MM): STD   $154.95 
726M05400  FITS MODEL: YZ125 01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $110.27 
521M05750  FITS MODEL: YZ125 85, Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $127.06 
546M08900  FITS MODEL: WR5091-93, Pro-Lite, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 89.0, OVERSIZE(MM): 2.0   $180.65 
471M06650  FITS MODEL: 175CT-2 thru 77, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.5, OVERSIZE(MM): 0.5   $123.19 
451M08550  FITS MODEL: IT465 81-82, BORE(MM) X STROKE (MM): 85 x 82, DISPL. (CC): 465, BORE SIZE(MM): 85.5, OVERSIZE(MM): 0.5   $161.19 
234M07100  FITS MODEL: IT250 78-80, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.0   $154.95 
235M05400  FITS MODEL: LT100-3, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 54.0, OVERSIZE(MM): 2.0   $122.87 
465M05000  FITS MODEL: YZ80 81, BORE(MM) X STROKE (MM): 49 x 42, DISPL. (CC): 79, BORE SIZE(MM): 50.0, OVERSIZE(MM): 1.0   $104.37 
374M06800  FITS MODEL: YZ175 76-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 68.0, OVERSIZE(MM): 2.0   $144.74 
232M08500  FITS MODEL: MX400 75-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 85.0, OVERSIZE(MM): STD   $164.45 
452M07100  FITS MODEL: YZ250 1982, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.0   $154.95 
236M05600  FITS MODEL: AT2 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.0, OVERSIZE(MM): STD   $120.61 
649M04700  FITS MODEL: PW80 thru 06, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.0, OVERSIZE(MM): STD   $87.90 
236M05750  FITS MODEL: DT125 73 and up, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $132.68 
726M05600  FITS MODEL: YZ125 01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $121.31 
451M08700  FITS MODEL: IT465 81-82, BORE(MM) X STROKE (MM): 85 x 82, DISPL. (CC): 465, BORE SIZE(MM): 87.0, OVERSIZE(MM): 2.0   $177.32 
234M07200  FITS MODEL: YZ250 76-79, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 72.0, OVERSIZE(MM): 2.0   $170.47 
605M06900  FITS MODEL: YZ250 88-91, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 69.0, OVERSIZE(MM): 1.0   $150.66 
605M06800  FITS MODEL: WR250 88-91, Pro-Lite. Power Valve must be modified for .040 and larger. 1991 model is Ceramic - Composite Cylinder sleeving or replating is required for oversizes, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.0, OVERSIZE(MM): STD   $150.66 
559M05650  FITS MODEL: YZ125 86-88, Pro-lite. Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $115.52 
236M05750  FITS MODEL: AT2 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $132.68 
653M04000  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 40, OVERSIZE(MM): STD   $85.42 
452M07200  FITS MODEL: YZ250 80-81, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 72.0, OVERSIZE(MM): 2.0   $170.47 
471M06700  FITS MODEL: 175CT-3 thru 77, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.0, OVERSIZE(MM): 1.0   $123.19 
546M08850  FITS MODEL: YZ490 84-90, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 88.5, OVERSIZE(MM): 1.5   $180.65 
222M04750  FITS MODEL: GT1 73-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.5, OVERSIZE(MM): 0.5   $96.71 
477M04850  FITS MODEL: YZ80 82-83, BORE(MM) X STROKE (MM): 47 x 45.6, DISPL. (CC): 79, BORE SIZE(MM): 48.5, OVERSIZE(MM): 1.5   $114.77 
560M07000  FITS MODEL: YZ250 83-87, Pro-Lite. Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 70.0, OVERSIZE(MM): 2.0   $170.47 
435M05650  FITS MODEL: YZ125 76-82, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $120.56 
236M05650  FITS MODEL: AT3 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $120.61 
235M05200  FITS MODEL: DT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 52.0, OVERSIZE(MM): STD   $111.69 
805M04750  FITS MODEL: YZ85 02-08, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 47.5 x 47.8, DISPL. (CC): 85, BORE SIZE(MM): 47.5, OVERSIZE(MM): STD   $93.31 
234M07000  FITS MODEL: DT250 74-79, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.0, OVERSIZE(MM): STD   $154.95 
649M04800  FITS MODEL: BW80 thru 00, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.0, OVERSIZE(MM): 1.0   $87.90 
677M06850  FITS MODEL: YZ250 92-98, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.5, OVERSIZE(MM): 0.5   $143.84 
2205CS  FITS MODEL: Yamaha YZ125 97-00, GP Style-Electra coated. No intake window; pinned on centerline. Longer skirt than stock, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 134, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $16.73 
582M05700  FITS MODEL: YZ125 89, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $115.52 
222M04800  FITS MODEL: YZ80 74-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.0, OVERSIZE(MM): 1.0   $96.71 
503M05700  FITS MODEL: YZ125 83, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $115.52 
236M05800  FITS MODEL: AT3 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 58.0, OVERSIZE(MM): 2.0   $132.68 
520M04950  FITS MODEL: YZ80 85-87, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 49.5, OVERSIZE(MM): 1.5   $114.77 
394M08500  FITS MODEL: IT400 76-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 85.0, OVERSIZE(MM): STD   $148.95 
677M06850  FITS MODEL: WR250 92-98, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.5, OVERSIZE(MM): 0.5   $143.84 
235M05350  FITS MODEL: DT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.5, OVERSIZE(MM): 1.5   $122.87 
236M05700  FITS MODEL: MX125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $120.61 
512M05600  FITS MODEL: YZ125 84, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.0, OVERSIZE(MM): STD   $115.52 
0910-0802  FITS MODEL: WR200 92-98, BORE(MM) X STROKE (MM): 66.8 x 57, DISPL. (CC): 199, BORE SIZE(MM): 67.0, OVERSIZE(MM): 0.20   $112.90 
235M05250  FITS MODEL: LT100-2, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 52.5, OVERSIZE(MM): 0.5   $111.69 
649M04850  FITS MODEL: PW80 thru 06, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.5, OVERSIZE(MM): 1.5   $96.73 
629M05700  FITS MODEL: YZ125 93, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 56 x 50.7, DISPL. (CC): 124, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $110.27 
653M04150  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 41.5, OVERSIZE(MM): 1.5   $93.95 
520M04800  FITS MODEL: YZ80 85-87, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 48, OVERSIZE(MM): STD   $104.37 
471M06650  FITS MODEL: 175MX 79-82, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.5, OVERSIZE(MM): 0.5   $123.19 
508M04850  FITS MODEL: YZ80 84, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 48.5, OVERSIZE(MM): 0.5   $104.37 
0910-0796  FITS MODEL: RT100 90-00, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 97, BORE SIZE(MM): 52.5, OVERSIZE(MM): 0.50   $99.94 
235M05350  FITS MODEL: LT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.5, OVERSIZE(MM): 1.5   $122.87 
522M06750  FITS MODEL: IT200 84-86, BORE(MM) X STROKE (MM): 66 x 57, DISPL. (CC): 195, BORE SIZE(MM): 67.5, OVERSIZE(MM): 1.5   $140.61 
234M07050  FITS MODEL: MX250 73-75, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.5, OVERSIZE(MM): 0.5   $154.95 
232M08650  FITS MODEL: MX400 75-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 86.5, OVERSIZE(MM): 1.5   $180.89 
471M06750  FITS MODEL: 175DT 79-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.5, OVERSIZE(MM): 1.5   $135.50 
522M06600  FITS MODEL: IT200 84-86, BORE(MM) X STROKE (MM): 66 x 57, DISPL. (CC): 195, BORE SIZE(MM): 66.0, OVERSIZE(MM): STD   $125.90 
235M05200  FITS MODEL: LT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 52.0, OVERSIZE(MM): STD   $111.69 
515M06850  FITS MODEL: IT250 83, Pro-Lite, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.5, OVERSIZE(MM): 0.5   $149.95 
234M07150  FITS MODEL: DT250 74-79, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.5, OVERSIZE(MM): 1.5   $170.47 
605M06950  FITS MODEL: WR250 88-91, Pro-Lite. Power Valve must be modified for .040 and larger. 1991 model is Ceramic - Composite Cylinder sleeving or replating is required for oversizes, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 69.5, OVERSIZE(MM): 1.5   $165.74 
797M05400  FITS MODEL: YZ125 03-04, Pro-Lite., BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $105.44 
478M08700  FITS MODEL: T490 83-84, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 87.0, OVERSIZE(MM): STD   $164.21 
435M05800  FITS MODEL: YZ125 76-82, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 58.0, OVERSIZE(MM): 2.0   $132.61 
478M08800  FITS MODEL: YZ490 82-83, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 88.0, OVERSIZE(MM): 1.0   $164.21 
452M07150  FITS MODEL: IT250 81-82, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.5, OVERSIZE(MM): 1.5   $170.47 
471M06600  FITS MODEL: 175DT 79-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.0, OVERSIZE(MM): STD   $123.19 
394M08600  FITS MODEL: YZ400 76-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 86.0, OVERSIZE(MM): 1.0   $148.95 
559M05800  FITS MODEL: YZ125 86-88, Pro-lite. Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 58.0, OVERSIZE(MM): 2.0   $127.06 
478M08850  FITS MODEL: T490 83-84, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 88.5, OVERSIZE(MM): 1.5   $180.65 
605M06800  FITS MODEL: YZ250 88-91, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.0, OVERSIZE(MM): STD   $150.66 
0910-0805  FITS MODEL: WR200 92-98, BORE(MM) X STROKE (MM): 66.8 x 57, DISPL. (CC): 199, BORE SIZE(MM): 68.5, OVERSIZE(MM): 1.70   $124.19 
236M05650  FITS MODEL: DT125 73 and up, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $120.61 
235M05400  FITS MODEL: LT100-2, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 54.0, OVERSIZE(MM): 2.0   $122.87 
234M07100  FITS MODEL: YZ250 76-79, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.0   $154.95 
471M06800  FITS MODEL: 175MX 79-82, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 68.0, OVERSIZE(MM): 2.0   $135.50 
457M05000  FITS MODEL: YZ80 76-80, BORE(MM) X STROKE (MM): 49 x 42, DISPL. (CC): 79, BORE SIZE(MM): 50.0, OVERSIZE(MM): 1.0   $104.37 
452M07100  FITS MODEL: YZ250 80-81, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.0   $154.95 
236M05650  FITS MODEL: AT2 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $120.61 
394M08650  FITS MODEL: IT400 76-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 86.5, OVERSIZE(MM): 1.5   $163.85 
222M04850  FITS MODEL: TY80 74-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.5, OVERSIZE(MM): 1.5   $106.39 
560M06900  FITS MODEL: YZ250 83-87, Pro-Lite. Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 69.0, OVERSIZE(MM): 1.0   $154.95 
546M08750  FITS MODEL: YZ490 84-90, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 87.5, OVERSIZE(MM): 0.5   $164.21 
2126CS  FITS MODEL: YZ125 05-08, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $16.73 
234M07200  FITS MODEL: MX250 73-75, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 72.0, OVERSIZE(MM): 2.0   $170.47 
451M08550  FITS MODEL: YZ465 80-81, BORE(MM) X STROKE (MM): 85 x 82, DISPL. (CC): 465, BORE SIZE(MM): 85.5, OVERSIZE(MM): 0.5   $161.19 
546M08900  FITS MODEL: YZ490 84-90, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 89.0, OVERSIZE(MM): 2.0   $180.65 
512M05750  FITS MODEL: YZ125 84, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $127.06 
236M05600  FITS MODEL: IT125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.0, OVERSIZE(MM): STD   $120.61 
471M06700  FITS MODEL: 175CT-2 thru 77, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.0, OVERSIZE(MM): 1.0   $123.19 
515M07000  FITS MODEL: IT250 83, Pro-Lite, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 70.0, OVERSIZE(MM): 2.0   $164.97 
0910-0730  FITS MODEL: YZ125 97-04, Racer's Choice Flat Top Conversion. No intake window. Electra coated, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 134, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $146.53 
742M06850  FITS MODEL: YZ250 99-01, Pro-lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 68.5, OVERSIZE(MM): 2.1   $153.61 
569M05000  FITS MODEL: YZ80 88-92, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 50, OVERSIZE(MM): 2.0   $114.77 
235M05200  FITS MODEL: MX100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 52.0, OVERSIZE(MM): STD   $111.69 
222M04700  FITS MODEL: TY80 74-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.0, OVERSIZE(MM): STD   $96.71 
465M05050  FITS MODEL: YZ80 81, BORE(MM) X STROKE (MM): 49 x 42, DISPL. (CC): 79, BORE SIZE(MM): 50.5, OVERSIZE(MM): 1.5   $114.77 
647M05500  FITS MODEL: YZ125 94-96, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 55.0, OVERSIZE(MM): 1.0   $115.52 
521M05650  FITS MODEL: YZ125 85, Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $115.52 
726M05500  FITS MODEL: YZ125 98-00, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 55.0, OVERSIZE(MM): 1.0   $110.27 
455M05000  FITS MODEL: YZ100 76-83, BORE(MM) X STROKE (MM): 50 x 50, DISPL. (CC): 98, BORE SIZE(MM): 50.0, OVERSIZE(MM): STD   $111.13 
236M05750  FITS MODEL: IT125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $132.68 
451M08700  FITS MODEL: YZ465 80-81, BORE(MM) X STROKE (MM): 85 x 82, DISPL. (CC): 465, BORE SIZE(MM): 87.0, OVERSIZE(MM): 2.0   $177.32 
0910-0367  FITS MODEL: YZ250 02-07 250cc Racer's Choice Single Ring. Electra Coated, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249.3, BORE SIZE(MM): 66.4, OVERSIZE(MM): STD   $170.68 
0910-0800  FITS MODEL: YZ125 05-08 Racer’s Choice GP Style, Electra Coated, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 134, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $142.27 
235M05300  FITS MODEL: LT100-3, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.0, OVERSIZE(MM): 1.0   $111.69 
465M04900  FITS MODEL: YZ80 81, BORE(MM) X STROKE (MM): 49 x 42, DISPL. (CC): 79, BORE SIZE(MM): 49.0, OVERSIZE(MM): STD   $104.37 
222M04750  FITS MODEL: MX80 80-82, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.5, OVERSIZE(MM): 0.5   $96.71 
374M06700  FITS MODEL: YZ175 76-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.0, OVERSIZE(MM): 1.0   $131.60 
569M04850  FITS MODEL: YZ80 88-92, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 48.5, OVERSIZE(MM): 0.5   $104.37 
455M05150  FITS MODEL: YZ100 76-83, BORE(MM) X STROKE (MM): 50 x 50, DISPL. (CC): 98, BORE SIZE(MM): 51.5, OVERSIZE(MM): 1.5   $122.23 
452M07000  FITS MODEL: YZ250 1982, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.0, OVERSIZE(MM): STD   $154.95 
522M06650  FITS MODEL: IT200 84-86, BORE(MM) X STROKE (MM): 66 x 57, DISPL. (CC): 195, BORE SIZE(MM): 66.5, OVERSIZE(MM): 0.5   $125.90 
222M04800  FITS MODEL: GT1 73-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.0, OVERSIZE(MM): 1.0   $96.71 
471M06750  FITS MODEL: 175CT-3 thru 77, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.5, OVERSIZE(MM): 1.5   $135.50 
477M04900  FITS MODEL: YZ80 82-83, BORE(MM) X STROKE (MM): 47 x 45.6, DISPL. (CC): 79, BORE SIZE(MM): 49.0, OVERSIZE(MM): 2.0   $114.77 
726M05450  FITS MODEL: YZ125 01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.5, OVERSIZE(MM): 0.5   $110.27 
235M05250  FITS MODEL: LT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 52.5, OVERSIZE(MM): 0.5   $111.69 
451M08600  FITS MODEL: IT465 81-82, BORE(MM) X STROKE (MM): 85 x 82, DISPL. (CC): 465, BORE SIZE(MM): 86.0, OVERSIZE(MM): 1.0   $161.19 
235M05250  FITS MODEL: DT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 52.5, OVERSIZE(MM): 0.5   $111.69 
521M05800  FITS MODEL: YZ125 85, Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 58.0, OVERSIZE(MM): 2.0   $123.44 
232M08550  FITS MODEL: MX400 75-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 85.5, OVERSIZE(MM): 0.5   $164.45 
234M07050  FITS MODEL: DT250 74-79, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.5, OVERSIZE(MM): 0.5   $154.95 
471M06600  FITS MODEL: 175CT-3 thru 77, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.0, OVERSIZE(MM): STD   $123.19 
374M06750  FITS MODEL: IT175 76-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.5, OVERSIZE(MM): 1.5   $144.74 
805M04950  FITS MODEL: YZ85 02-08, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 47.5 x 47.8, DISPL. (CC): 85, BORE SIZE(MM): 49.5, OVERSIZE(MM): 2.00   $102.66 
797M05400  FITS MODEL: YZ125 02, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $105.44 
478M08700  FITS MODEL: YZ490 82-83, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 87.0, OVERSIZE(MM): STD   $164.21 
605M06850  FITS MODEL: WR250 88-91, Pro-Lite. Power Valve must be modified for .040 and larger. 1991 model is Ceramic - Composite Cylinder sleeving or replating is required for oversizes, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 68.5, OVERSIZE(MM): 0.5   $150.66 
236M05800  FITS MODEL: DT125 73 and up, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 58.0, OVERSIZE(MM): 2.0   $132.68 
236M05800  FITS MODEL: AT2 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 58.0, OVERSIZE(MM): 2.0   $132.68 
646M04800  FITS MODEL: YZ80 93-01, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 47 x 47.8, DISPL. (CC): 82, BORE SIZE(MM): 48, OVERSIZE(MM): 1.0   $105.05 
235M05350  FITS MODEL: MX100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.5, OVERSIZE(MM): 1.5   $122.87 
559M05700  FITS MODEL: YZ125 86-88, Pro-lite. Power Valve must be modified for .040 and larger, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $115.52 
477M04750  FITS MODEL: YZ80 82-83, BORE(MM) X STROKE (MM): 47 x 45.6, DISPL. (CC): 79, BORE SIZE(MM): 47.5, OVERSIZE(MM): 0.5   $104.37 
452M07050  FITS MODEL: IT250 81-82, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.5, OVERSIZE(MM): 0.5   $154.95 
394M08500  FITS MODEL: YZ400 76-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 85.0, OVERSIZE(MM): STD   $148.95 
234M07150  FITS MODEL: IT250 78-80, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.5, OVERSIZE(MM): 1.5   $170.47 
605M07000  FITS MODEL: WR250 88-91, Pro-Lite. Power Valve must be modified for .040 and larger. 1991 model is Ceramic - Composite Cylinder sleeving or replating is required for oversizes, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 70.0, OVERSIZE(MM): 2.0   $165.74 
435M05700  FITS MODEL: YZ125 76-82, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $120.56 
236M05700  FITS MODEL: AT3 125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.0, OVERSIZE(MM): 1.0   $120.61 
503M05600  FITS MODEL: YZ125 83, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.0, OVERSIZE(MM): STD   $115.52 
374M06600  FITS MODEL: IT175 76-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.0, OVERSIZE(MM): STD   $131.60 
582M05600  FITS MODEL: YZ125 89, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.0, OVERSIZE(MM): STD   $115.52 
452M07150  FITS MODEL: YZ250 1982, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 71.5, OVERSIZE(MM): 1.5   $170.47 
508M04900  FITS MODEL: YZ80 84, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 49.0, OVERSIZE(MM): 1.0   $104.37 
546M08800  FITS MODEL: WR5091-93, Pro-Lite, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 88.0, OVERSIZE(MM): 1.0   $164.21 
234M07000  FITS MODEL: IT250 78-80, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.0, OVERSIZE(MM): STD   $154.95 
649M04750  FITS MODEL: PW80 thru 06, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.5, OVERSIZE(MM): 0.5   $87.90 
605M06950  FITS MODEL: YZ250 88-91, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 69.5, OVERSIZE(MM): 1.5   $165.74 
653M04050  FITS MODEL: PW50 thru 07, BORE(MM) X STROKE (MM): 40 x 39.2, DISPL. (CC): 49, BORE SIZE(MM): 40.5, OVERSIZE(MM): 0.5   $85.42 
232M08600  FITS MODEL: DT400 75-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 86.0, OVERSIZE(MM): 1.0   $164.45 
234M07200  FITS MODEL: DT250 74-79, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 72.0, OVERSIZE(MM): 2.0   $170.47 
235M05400  FITS MODEL: DT100, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 54.0, OVERSIZE(MM): 2.0   $122.87 
236M05750  FITS MODEL: MX125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 57.5, OVERSIZE(MM): 1.5   $132.68 
677M06900  FITS MODEL: WR250 92-98, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 69.0, OVERSIZE(MM): 1.0   $143.84 
512M05650  FITS MODEL: YZ125 84, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $115.52 
515M06850  FITS MODEL: IT250 83, Pro-Lite, BORE(MM) X STROKE (MM): 68 x 68, DISPL. (CC): 246.8, BORE SIZE(MM): 69.0, OVERSIZE(MM): 1.0   $149.95 
2205CS  FITS MODEL: YZ125 05-08, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 134, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $16.73 
647M05400  FITS MODEL: YZ125 94-96, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $115.52 
222M04800  FITS MODEL: MX80 80-82, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.0, OVERSIZE(MM): 1.0   $96.71 
471M06650  FITS MODEL: 175DT 79-81, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 66.5, OVERSIZE(MM): 0.5   $123.19 
236M05650  FITS MODEL: IT125 80-86, BORE(MM) X STROKE (MM): 56 x 50, DISPL. (CC): 123, BORE SIZE(MM): 56.5, OVERSIZE(MM): 0.5   $120.61 
0910-0797  FITS MODEL: RT100 90-00, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 97, BORE SIZE(MM): 53.0, OVERSIZE(MM): 1.00   $99.94 
452M07200  FITS MODEL: IT250 81-82, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 72.0, OVERSIZE(MM): 2.0   $170.47 
649M04850  FITS MODEL: BW80 thru 00, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.5, OVERSIZE(MM): 1.5   $96.73 
222M04850  FITS MODEL: YZ80 74-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 48.5, OVERSIZE(MM): 1.5   $106.39 
457M05050  FITS MODEL: YZ80 76-80, BORE(MM) X STROKE (MM): 49 x 42, DISPL. (CC): 79, BORE SIZE(MM): 50.5, OVERSIZE(MM): 1.5   $114.77 
693M05400  FITS MODEL: YZ125 97, Pro-Lite. Ceramic Composite-Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 124, BORE SIZE(MM): 54.0, OVERSIZE(MM): STD   $110.27 
520M05000  FITS MODEL: YZ80 85-87, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 50, OVERSIZE(MM): 2.0   $114.77 
455M05050  FITS MODEL: YZ100 76-83, BORE(MM) X STROKE (MM): 50 x 50, DISPL. (CC): 98, BORE SIZE(MM): 50.5, OVERSIZE(MM): 0.5   $111.13 
0910-0803  FITS MODEL: WR200 92-98, BORE(MM) X STROKE (MM): 66.8 x 57, DISPL. (CC): 199, BORE SIZE(MM): 67.5, OVERSIZE(MM): 0.70   $112.90 
235M05300  FITS MODEL: LT100-2, BORE(MM) X STROKE (MM): 52 x 45.6, DISPL. (CC): 98, BORE SIZE(MM): 53.0, OVERSIZE(MM): 1.0   $111.69 
478M08750  FITS MODEL: T490 83-84, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 87.5, OVERSIZE(MM): 0.5   $164.21 
649M04700  FITS MODEL: BW80 thru 00, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.0, OVERSIZE(MM): STD   $87.90 
797M05600  FITS MODEL: YZ125 03-04, Pro-Lite., BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 56.0, OVERSIZE(MM): 2.0   $115.98 
478M08850  FITS MODEL: YZ490 82-83, BORE(MM) X STROKE (MM): 87 x 82, DISPL. (CC): 487, BORE SIZE(MM): 88.5, OVERSIZE(MM): 1.5   $180.65 
452M07000  FITS MODEL: YZ250 80-81, BORE(MM) X STROKE (MM): 70 x 64, DISPL. (CC): 246, BORE SIZE(MM): 70.0, OVERSIZE(MM): STD   $154.95 
222M04700  FITS MODEL: YZ80 74-75, BORE(MM) X STROKE (MM): 47 x 42, DISPL. (CC): 72, BORE SIZE(MM): 47.0, OVERSIZE(MM): STD   $96.71 
394M08650  FITS MODEL: YZ400 76-78, BORE(MM) X STROKE (MM): 85 x 70, DISPL. (CC): 397, BORE SIZE(MM): 86.5, OVERSIZE(MM): 1.5   $163.85 
471M06700  FITS MODEL: 175MX 79-82, BORE(MM) X STROKE (MM): 66 x 50, DISPL. (CC): 172, BORE SIZE(MM): 67.0, OVERSIZE(MM): 1.0   $123.19 
520M04850  FITS MODEL: YZ80 85-87, BORE(MM) X STROKE (MM): 48 x 45.6, DISPL. (CC): 82, BORE SIZE(MM): 48.5, OVERSIZE(MM): 0.5   $104.37 
235M05400