Alternative Fuels

Thanks, Will retard until no further Knock. thanks The magnum head were crack between valve seat, and there was a special at Mancini for set of fully assembled eddy head for 1300$. Thought that aluminium head would help. Do not want to build a racing machine, but would like to squeeze as much as pos...

Hi Long time follower, first time posting. My engine was built base on some post I've read over here. I come to a dead-end and need advise. Truck 2WD 1993 Ramcharger Engine: 408 magnum engine with OOTB Eddy head. Barrel intake. stock throttle body for now. Cast 1993 exhaust manifold. 12 CR static, 2...