Big Bore Cylinder Barrel Kit: Adly Super Sonic 50 (2000-2005) Yamaha YFS200 This cylinder kit is an

This cylinder kit is an upgrade on the original Adly Super Sonic 50 for the years and models shown above

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Big Bore Cylinder Barrel Kit: Adly Super Sonic 50 (2000-2005) Yamaha YFS200 This cylinder kit is anBrand new big bore cylinder barrel kit to fit: Adly Super Sonic 50 (2000 2005). This cylinder kit is an upgrade on the original Adly Super Sonic 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.