Originally Posted by corvette77
Just wondering if anybody has any advise on what sort of tuning changes can I expect when I swap this Performer RPM intake with a Perf. RPM Air-Gap ? I will be using a 1/2" carb spacer and the carburetor is a Holley 750 DBL pump, no choke or air-horn. I guess I just need to know if I should expect to change jets or Power valve or anything at all ? Thanks for your help.
Tuning changes? none. it's a direct swap.
I like the air gaps, not necessarily for the "cooler" open intake runners... but you can feed vacuum lines, coolant temp wires, fuel lines.... etc thru the open center and it looks cleaner