Originally Posted by rickseeman
The custom heads have more meat in them for porting, strength etc. And you can get them in 16 plug, raised exhaust port, 21-1/2 degree exhaust angle etc. TTI does make headers for Stage V heads with raised exhaust port, but not in an A-body.


Do the heads he have come standard with raised exh ports and the 2 1/2 angle change or are those options ?

running up my post count some more .