It's often very difficult to determine why one engine outperforms another. Basically there are two factors which govern available horsepower from an engine, volumetric efficiency and thermal ...
The big-block Chevy has been in a constant state of evolution since the General rolled out the first W series in 1958, and the Mark IV engines that debuted in 1965. For the past 50-plus years many ...
Beneath that stern, intimidating glare and impressive stature is a man with few equals in the realm of cylinder head expertise. There are probably a few people who know more about cylinder heads than ...