Product Description
Big Block Chevrolet Billet True Roller (9 key Way)
- Chain .250 seamless double Roller.
- Crank gear is heat treated and hardened for endurance and race applications, has 9 key ways that are clearly marked for easy cam timing changes.
- Cam Gear is CNC Billet Steel
- Sprockets are match paired for precision chain fit and quicker engine RPM
