what is the difference between tfs a-460 heads and motorsport a-460 heads. is the valves the same,chambers,flow, etc,etc
Maybe I'm wrong, but I thought it was the other way around. I thought some of the Motorsport "A" heads had some porosity and valve placement issues!waterslinger said:Casting is better on the Motorsport A-460. The EX pattern is dif on some
A-460s some have chevy spacing and some Ford.