When it comes to bang for the buck, it's hard to beat a big-block Mopar. The wedge engine (named for its wedge-shaped combustion chamber) is a great combination of torque and horsepower and responds ...

While the design changes were obvious and the flow numbers looked promising, the bottom line is how they stack up in power production on the dyno. We already had a fresh '71 440 Six Pack motor on the ...

Indy Cylinder Heads 500ci Big-Block Mopar Dyno Test Indy Cylinder Heads built this 500ci all-aluminum big-block wedge for PHRs Project Valiant and in this dyno test it made 657hp at 6,100 rpm and ...