Big Bore Cylinder Barrel Kit: P.G.O T-Rex 50 (1999-2009) Kawasaki Z500 SBS: SBS657 / SBS162

SBS: SBS657 / SBS162

Yamaha PW 50 (1981-2016)

Suzuki DR 350 S (1990-1993)

Suzuki AH 50 (1992-1993)

If you're having spark issues with your YSR 50 then it's a no brainer to get one of these fitted

Big Bore Cylinder Barrel Kit: P.G.O T-Rex 50 (1999-2009) Kawasaki Z500 SBS: SBS657 / SBS162Brand new big bore cylinder barrel kit to fit: P. G. O T Rex 50 (1999 2009). This cylinder kit is an upgrade on the original P. G. O T Rex 50 for the years and models shown above. The top end will go from 50cc to 70cc. This kit includes: cylinder (barrel jug) cylinder head piston kit gaskets To replace OEM cylinder: TBC Minarelli Horizontal 2T A C (Air Cooled) Engine.