- High performance, hard anodized power valves (cannot use OEM)
- Forged OEM-style domed piston kit
- Aluminum cylinder with nickel-carbide coating, ported to Factory Works specs
- Athena top-end gasket set including required seals and hardware
- Kit does not include cylinder head.
Brand | Model | Year_from | Year_to |
---|---|---|---|
HONDA | CRF 450 R | 2017 | 2022 |
HONDA | CRF 450 RX | 2017 | 2022 |