Use this TRICK to understand distributor rotation and firing order engine automobile sbc chevy Speedmaster Pontiac Heads
Speedmaster Pontiac V8 aluminum cylinder head review/porting Pontiac 461 Update on port matching and correction, throat percentages and short turn clean up/blending. Well here is the second video of reviewing the Speedmaster cylinder heads for the 521โ big block Ford. As you can see from The speedmasters are like $1900/pr assembled, E-heads are $1069ea, 2140/pr assembled, they are both 72cc round port heads. I am doing a head and intake swap. Speedmaster ram air IV flat tappet heads with a edelbrock 7156 intake. I really want to do a cam swap as well. ...