big bore cylinder barrel kit aprilia area 51 1998 2003 Kawasaki VN1500 KTM SX 50 Pro Senior

KTM SX 50 Pro Senior Adventure (2002-2007)

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Kawasaki KX 65 (2006-2012)

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big bore cylinder barrel kit aprilia area 51 1998 2003 Kawasaki VN1500 KTM SX 50 Pro SeniorBrand new big bore cylinder barrel kit to fit: Aprilia Area 51 (1998 2003). This cylinder kit has been manufactured to upgrade the original top end on an Aprilia Area 51 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.