- Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets
- Forged piston black graphite or clear tin coating; includes 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
STOCK BORE RACE CYLINDER KITS
- 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
- Two-stroke kits feature specially designed, high-performance, hard-anodized power valves (cannot use OEM)
- Specially designed, high-performance, Cast-Lite flat-top piston kit
- Athena top-end gasket set including required seals and hardware
- Easy-to-follow, step-by-step installation instructions
BIG BORE RACE CYLINDER KITS
- Include aluminum cylinder with nickel-carbide coating
- Specially designed, high-performance, hard-anodized power valves (cannot use OEM)
- Specially designed, high-performance, forged OEM-style domed piston kit
- Athena top-end gasket set including required seals and hardware
- Easy-to-follow, step-by-step installation instructions
NOTE: All 4-stroke kits do not include cylinder head.
