Athena Stock Bore Race Cylinder Kits

Bore:

Price: $ 583.16

Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets
Easy-to-follow step-by-step installation instructions
Most are bolt-on; no machining required except where noted
Include aluminum cylinder with nickel-carbide coating, ported to Factory Works specs
Two-stroke kits include an aluminum cylinder head with a removable bronze dome allowing for a higher compression ratio and anti-detonation features (except where noted)
Two-stroke kits feature specially designed, high-performance, hard-anodized power valves (cannot use OEM)
Easy-to-follow, step-by-step installation instructions