If the cylinder heads are on the engine, you will need to add air pressure to the cylinder to hold the valves in place. Our example is the Craftsman 47089 compression test kit using the 14mm long ...

Car magazines are full of 1,000-horsepower LS engine stories teeming with superchargers, turbochargers, intercoolers, massive loads of nitrous, race gas, and all sorts of glamorous equipment. While ...

Third Time’s A Charm: More than 20 years ago, GM’s all-new Gen III V-8 launched a new era of power, efficiency, and respect Talk about a quantum leap in technology and performance? This is a story at ...