GM Vortec 8.1 Tech Info

• Tech Tips for GM Vortec Engines

• GM "DRY" (Direct Port) vs. "WET" (Manifold) Injection

• GM Intro

• GM Flash Calibration vs. Piggyback

(Click below to view magazine article reprints)

• Flying Brick (My Chevy Truck) 4pages 770kb

General Tech Information

• Supercharger Efficiency Explained

• The Twin Screw Supercharger

• Twin Screw vs. Roots

• Supercharging vs. Convential Bolt Ons

• Why the Kenne Bell Twin Screw?

• Jim Bells Supercharged / Turbocharged Performance Guide

• Twin Screw 1.5L vs. Roots 1.5L Dyno Test Comparison

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