Big Bore Cylinder Barrel Kit: Yamaha QT50 QT 50 60cc (1979-1992) Suzuki RF900 Honda NSS 250 Forza (2001-2004)

Honda NSS 250 Forza (2001-2004)

By upgrading your coil you'll also get a better spark on original coils that don't have spark issues

We also sell the standard coil if you're not after a performance ugprade and are just looking for a like for like replacement of the original coil pack and plug cap

To replace OEM: 33M-82310-60 / 33M-82320-60 or 2XL-82310-10 / 2XL-82320-10

Yamaha XJ 550 R Seca (1981-1983)

Big Bore Cylinder Barrel Kit: Yamaha QT50 QT 50 60cc (1979-1992) Suzuki RF900 Honda NSS 250 Forza (2001-2004)Brand New Top End Rebuild Kit to fit: Yamaha QT 50 (1979 1992). Upgrade your barrel from 50cc to 60cc with no modifications necessary from the standard QT50. This is the highest quality aftermarket Yamaha QT50 cylinder kit you can get on the market. The performance will meet that of the genuine part and you'll save yourself a bit of money too. Includes Cylinder, Gasket, Piston Kit, Cylinder Head, Spark Plug, Studs and Nuts as seen in picture to fit