Sp Billet Roller Rockers
- Heattreated 4340 Chromemoly Billet Rockers
- Additional material designed to eliminate torsional twist
- Bigger rollers for better valve to roller contact
- Strongest on the market!
- Available in Shovelhead 1.5 and 1.625 ratio
(Shovelheads are drilled for topend oiling) - Evolution/Twincam/Sporty 1.625 ratio
- $519.99 Cdn