Athena P400210100054 Big Bore Cylinder Kit (233.4cc) - 1.00mm Oversize to 67.00mm, 11.9:1 Compression track-systems-slides shoulders and arms for maximum

shoulders and arms for maximum flexibility and freedom of movement

1982-1985 Harley Davidson XLS Roadster

2009-2010 Can-Am DS 70

the most powerful lead-acid battery of its size

Constructed of 3/16 steel

Athena P400210100054 Big Bore Cylinder Kit (233.4cc) - 1.00mm Oversize to 67.00mm, 11.9:1 Compression track-systems-slides shoulders and arms for maximumKits include aluminum cylinder with nickel carbide coating designed with larger water jackets. Includes Forged piston, rings, clips and pin. Athena top end gasket set includes required seals and hardware. Easy to follow step by step installation instructions. Most are bolt on; no machining required except where noted. Vehicle Fitment: 2007 2009 Honda CRF230F 2012 2015 Honda CRF230F