If I remember right the factory spec is 500 RPM idle, at least on my 235 it is. Sounds like you've got it back in a good spot. If you're running points I use a tach and dwell meter to dial it in at 500 RPM.

Last edited by bztguy; 09/08/2022 4:06 PM.
1949 Chevy 3600
1975 W-25 Hurst Olds
1970 GMC 1/2 ton Fleetside
2010 Chevy Silverado