The Innova timing light is what I'm using. Currently set 3 degrees ahead of the BB. The Vacuum advance is working. I just replaced as it had a diaphram leak.

Last edited by bztguy; 09/04/2025 8:35 PM.

1949 Chevy 3600
1975 W-25 Hurst Olds
1970 GMC 1/2 ton Fleetside
2010 Chevy Silverado