View Single Post
  #53  
Old 08-07-2020, 10:05 AM
punkin punkin is offline
Senior Chief
 
Join Date: Aug 2016
Location: Northern Colorado
Posts: 343
Default

I thank you...no I have not. Thank you for the link. I'll see what I get when I plug the numbers in. The builder is telling me CR should be just a touch over 10.5:1.

__________________
1968 Firebird
IA2 522
340 E-heads
Northwind 950 Carb
4L80E
3.50:1 Rear

1969 Firebird
IA2 535
Northwind (Induction undetermined)
3.50:1 Rear