355 Inch Blown Small Block Chevy Dyno Test Westech Westech Performance dyno tests a 355-inch blown small-block Chevy engine build that makes over 600 hp at and a ton of torque across the whole rpm ...

The performance world is full of good tuning ideas. One place that is often overlooked in the search for more power is the exhaust system. For decades, knowledgeable drag racers have been using header ...