Big Bore Cylinder Barrel Kit: Yamaha YQ50 YQ 50 (1998-2009) Honda TLM50 Yamaha TZR 250 (1KT) (1986-1988)

Yamaha TZR 250 (1KT) (1986-1988)

If you have a weak spark on your Kawasaki ZZR600 then the coils could be the culprit and it's a good idea to get some new coils on the bike

85mm from centre to centre with 2 lead connector plug

This set of head stock bearings are taper roller style bearings that have been manufactured to replace the original set of steering bearings 93399-99931 and 93399-99932 on a Yamaha TRX850 for the years and models shown above

If you have a weak spark on your Yamaha FZS1000 then the coils could be the culprit and it's a good idea to get some new coils on the bike

Big Bore Cylinder Barrel Kit: Yamaha YQ50 YQ 50 (1998-2009) Honda TLM50 Yamaha TZR 250 (1KT) (1986-1988)Brand new big bore cylinder barrel kit to fit: Yamaha YQ 50 Aerox (1998 2009). This cylinder kit has been manufactured to upgrade the original top end on a Yamaha YQ50 to 70cc for the years and models shown above. The kit includes the cylinder barrel jug, head, piston kit and gaskets. To upgrade from 50cc to 70cc.