With every passing day the Mule provides opportunities beyond our original expectations. Since the 467ci engine belongs to HPP editor Tom DeMauro, it is at our beck and call. This affords HPP the ...

Building The W72 For Hot Street PerformanceI have a question about the W72 engine, which I want to modify for more power. I want it to run on premium fuel and have a really good drivability factor. I ...

The turbocharged Pontiac V8 Firebird was produced only for 1980 and 1981, a rare muscle car gem from the 1980s.

With its production run spanning four decades, and eight generations, the Pontiac Grand Prix was among the GM-owned carmaker's most popular vehicles. For most of the decade after its 1962 introduction ...