I ran one for years on my 383 GTS and it performed MUCH better even with the stock exhaust manifolds. I ground off the Edelbrock and DP4B designations but left the casting number and painted it to look stock...
Last edited by Rhinodart; 07/22/1211:54 AM.
The funny thing about science is that if you change one miniscule parameter you change the entire outcome to the way you want it.