Big Bore Cylinder Barrel Kit: Polaris Scrambler 50 (2001-2003) Yamaha YF60 Honda XL 350 K (1974-1976)

Honda XL 350 K (1974-1976)

Derbi Senda 50 R X-Treme DRD (2011)

To replace OEM: 33410-05321 / 33410-05302 / 33410-05350

Kawasaki Z / KZ 750 H LTD (1980-1983)

Big Bore Cylinder Barrel Kit: Polaris Scrambler 50 (2001-2003) Yamaha YF60 Honda XL 350 K (1974-1976)Brand new big bore cylinder barrel kit to fit: Polaris 50 Scrambler (2001 2003). This cylinder kit is an upgrade on the original Polaris 50 Scrambler 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.