big bore cylinder barrel kit yamaha tzr50 tzr 50 1996 2000 Honda SRX50 Yamaha WR 250 R (2008-2014)

Yamaha WR 250 R (2008-2014)

Please check the measurements match your originals prior to purchase as some CB400/4 models have shorter mounting

This set of head stock bearings are taper roller style and have been manufactured to replace the original set of steering bearings on a Kawasaki H1 for the years and models shown above

Gilera RCR 50 (2006-2018)

big bore cylinder barrel kit yamaha tzr50 tzr 50 1996 2000 Honda SRX50 Yamaha WR 250 R (2008-2014)Brand new big bore cylinder barrel kit to fit: Yamaha TZR 50 (1996 2000). This cylinder kit has been manufactured to replace the original top end on an Yamaha TZR50 for the years and models shown above. The kit includes: cylinder barrel jug head piston kit gaskets To upgrade the original from 50cc to 70cc. 47mm bore. To replace OEM: 4YV E1311 00 (AM6 engine).