New from Good Vibrations – the Billet Degree Ring for Crank Hub. This ring is machined from billet aluminum and designed to work with most supercharger crank hubs. See more details below.
Official Release:
Degree rings are machined from billet aluminum and anodized black. Designed to work with most supercharger crank hubs with a 2in center register. Has the popular 2.760 bolt pattern.
Each ring is etched in 1, 5 and 10 degree increments. Allows one to accurately adjust valves, set ignition timing, etc.. Available in 6 3/8 and 7in diameter.
Features:
- Billet aluminum
- Black anodized
- Designed to work with most supercharger crank hubs