Do-It-Yourself High Performance Car Mods

Cylinder Head Mods

The cylinder heads frequently offer room for improvement, especially on older cars. On many older V8 engines and some European sports cars, it is possible to replace a cast iron cylinder head with a modern design. In some cases, enthusiasts looking for a new pair of cylinder heads for a ’60s muscle car on a budget can find a set of better designed heads from a late-model engine in a junkyard. Some examples are the Chevy Vortec, Ford GT-40, or Chrysler Magnum heads, all of which were used on various ’90s-era trucks and SUVs. Those with more money can spring for a set of aftermarket heads. These upgrade heads often offer superior combustion chamber designs for improved efficiency and new port designs for less restriction. Many ...