Springs I use now are from the Edelbrock Performer Rpm heads 60929

Edelbrock now make Performer Rpm heads 60925 for roller cam...

60929 1.885" = 115 lbs.
1.400" = 280 lbs.

60925 1.885" = 140 lbs.
1.380" = 317 lbs.

I'm planning to use proper springs with roller cam.



Last edited by STROKIE; 09/30/17 05:43 PM.