Engine > Big Bore Kits

BIG BORE KITS

L.A. Sleeve logo

Features

  • Most kits include: Pro-Cross anodized billet aluminum cylinder, piston, rings, clips, pin, gaskets and high-performance Web Cam designed for off-road Big Bore kit
  • Smooth pulling power for loads of fun
  • Aftermarket billet aluminum cylinder
  • Cylinder has larger cooling fins; runs cooler
  • Cylinder has mounts for aftermarket skid plate
  • Stock carburetor can be used (jets included)
  • Bolts on easily; no special requirements; uses stock head

Images

BIG BORE KITS

0903-0032

  • 0903-0032
  • 0903-0074
  • 0903-0072
  • 0903-0073


HONDA

Part # Description Retail
0903-0074  FITS MODEL: XR100 92-03, BORES TO: 120cc - Machine work is required to install the sleeve into the stock cylinder.   $400.95 
0903-0074  FITS MODEL: CRF100 04-05, BORES TO: 120cc - Machine work is required to install the sleeve into the stock cylinder.   $400.95 
0903-0033  FITS MODEL: XR70 00-03, BORES TO: 90cc - No jets included   $665.95 
0903-0032  FITS MODEL: XR50 00-03, BORES TO: 88cc - No jets included   $665.95 
NIKS-8050  FITS MODEL: XR50 00-03, BORES TO: 80cc - No jets included   $665.95 

YAMAHA

Part # Description Retail
0903-0073  FITS MODEL: TT-R90 00-05, BORES TO: 110cc   $466.95 
0903-0072  FITS MODEL: TT-R125 00-05, BORES TO: 145cc - Minor crankcase clean-up to accept the larger cylinder may be necessary.   $665.95 

This item appears on page 1002 of the OffRoad Catalog