Replacement Piston and Rings - 186cc/66mm Big Bore Kit - KLX140/L/G flo yellow The Black and Red versions

The Black and Red versions are an anodized finish

Bar pad included

All Clutch Kits include steel plates which outlast stock alloy units and prevent heat distortion

20mm Performance Carb kit – ATC70 & TRX70

Includes a heat sensor extension harness so it can be relocated to the tappet or cam cover

Replacement Piston and Rings - 186cc/66mm Big Bore Kit - KLX140/L/G flo yellow The Black and Red versionsReplacement Piston and Rings for the BRT 186cc 66mm Big Bore Kit KLX140 L G High Compression Forged Piston This is a brand new 66mm forged piston used on the BRT big bore kits for KLX140 L G 2008 Current Includes: Wrist Pin Rings Clips and 66mm FORGED piston Piston pin is 14mm We also have performance CDI's to increase rpm limiter, bigger carburetors, high compression piston kits, racing exhausts, custom stroker crankshaft, etc.