Finding the Best LSA Pulley Chart for Your Build

If you're trying to squeeze more power out of your GM supercharged engine, you're probably staring at an lsa pulley chart trying to figure out which combination won't blow your head gaskets. It's the classic rabbit hole for ZL1 and CTS-V owners. You start off just wanting a little more "oomph" for the weekend, and before you know it, you're calculating blower speeds and looking at upgraded heat exchangers. ...

May 8, 2026 · 7 min · Teru Monsma