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HIGH-PERFORMANCE PISTONS FOR HUSQVARNA 2-STROKE
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
Images
PK Kits
| Part # | Description | Retail |
|---|---|---|
| 760M05400 | FITS MODEL: CR125 97-06, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54, OVERSIZE(MM): STD | $119.65 |
| 137M06950 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $165.08 |
| 137M07000 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $165.08 |
| 137M07050 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $165.08 |
| 137M07100 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $172.94 |
| 137M06950 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $165.08 |
| 137M07000 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $165.08 |
| 137M07050 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $165.08 |
| 137M07100 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $172.94 |
| 137M06950 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $165.08 |
| 137M07000 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $165.08 |
| 137M07050 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $165.08 |
| 137M07100 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $172.94 |
| 761M06640 | FITS MODEL: CR250/WR250 99-04, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 66.4, OVERSIZE(MM): STD | $166.19 |
Ring sets
| Part # | Description | Retail |
|---|---|---|
| 2126CS | FITS MODEL: CR125 97-06, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54, OVERSIZE(MM): STD | $16.73 |
| 2736CD | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $33.42 |
| 2756CD | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $33.42 |
| 2776CD | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $33.42 |
| 2795CD | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $33.42 |
| 2736CD | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $33.42 |
| 2756CD | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $33.42 |
| 2776CD | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $33.42 |
| 2795CD | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $33.42 |
| 2736CD | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $33.42 |
| 2756CD | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $33.42 |
| 2776CD | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $33.42 |
| 2795CD | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $33.42 |
| 2614CD | FITS MODEL: CR250/WR250 99-04, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 66.4, OVERSIZE(MM): STD | $33.42 |
Circlips
| Part # | Description | Retail |
|---|---|---|
| CW15 | FITS MODEL: CR125 97-06, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54, OVERSIZE(MM): STD | $2.00 |
| CW18 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $2.00 |
| CW18 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $2.00 |
| CW18 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $2.00 |
| CW18 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $2.00 |
| CW18 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $2.00 |
| CW18 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $2.00 |
| CW18 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $2.00 |
| CW18 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $2.00 |
| CW18 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $2.00 |
| CW18 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $2.00 |
| CW18 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $2.00 |
| CW18 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $2.00 |
| CW18 | FITS MODEL: CR250/WR250 99-04, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 66.4, OVERSIZE(MM): STD | $2.00 |
Wrist Pins
| Part # | Description | Retail |
|---|---|---|
| S-467 | FITS MODEL: CR125 97-06, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54, OVERSIZE(MM): STD | $14.90 |
| S-343 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $14.90 |
| S-343 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $14.90 |
| S-343 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $14.90 |
| S-343 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $14.90 |
| S-343 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $14.90 |
| S-343 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $14.90 |
| S-343 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $14.90 |
| S-343 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $14.90 |
| S-343 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $14.90 |
| S-343 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $14.90 |
| S-343 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $14.90 |
| S-343 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $14.90 |
| S-508 | FITS MODEL: CR250/WR250 99-04, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 66.4, OVERSIZE(MM): STD | $14.90 |
Top End Bearings
| Part # | Description | Retail |
|---|---|---|
| B1003 | FITS MODEL: CR125 97-06, BORE(MM) X STROKE (MM): 54 x 54.5, DISPL. (CC): 125, BORE SIZE(MM): 54, OVERSIZE(MM): STD | $15.63 |
| B1003 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $15.63 |
| B1003 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $15.63 |
| B1003 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $15.63 |
| B1003 | FITS MODEL: CR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $15.63 |
| B1003 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $15.63 |
| B1003 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $15.63 |
| B1003 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $15.63 |
| B1003 | FITS MODEL: XR250 74-84, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $15.63 |
| B1003 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 69.5, OVERSIZE(MM): STD | $15.63 |
| B1003 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.0, OVERSIZE(MM): 0.5 | $15.63 |
| B1003 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 70.5, OVERSIZE(MM): 1.0 | $15.63 |
| B1003 | FITS MODEL: WR250 74-84, Reed Induction Nikasil Bore - Cylinder sleeving or replating required for oversizes, BORE(MM) X STROKE (MM): 69.5 x 64.5, DISPL. (CC): 244.7, BORE SIZE(MM): 71.0, OVERSIZE(MM): 1.5 | $15.63 |
| B1003 | FITS MODEL: CR250/WR250 99-04, BORE(MM) X STROKE (MM): 66.4 x 72, DISPL. (CC): 249, BORE SIZE(MM): 66.4, OVERSIZE(MM): STD | $15.63 |
Descriptions and notes
Wiseco rings fit only Wiseco pistons.
This item appears on page 916 of the OffRoad Catalog