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.
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.
- Billet aluminum
- Black anodized
- Designed to work with most supercharger crank hubs