In a world of seemingly LS-everything, we just love it whenEngine Mastersco-host, and the guy in charge over at Westech Performance, sends us something a bit more traditional. This time around it's ...

When testing any blower on the dyno, it makes sense flog a bunch of different pulleys since that's how you make more boost and boost=power in the blower game. For this test, we ran DM in the most ...

Superchargers can take a vehicle's performance to another level. Here's a breakdown of the differences between centrifugal, roots, and twin-screw superchargers.

On December 1 we began "Blower Bash II" at the dynamometer facility at Keith Black Racing Engines in South Gate, California. We didn't finish until two days before Christmas. Ultimately, we may have ...

When It comes to positive-displacement superchargers, bigger is definitely better. The reason for this oversimplification is that the flow rate of any positive-displacement supercharger (Roots-style ...