Increased Power for Your 1996 to 2000 350ci Chevy Vortec 5700 V-8 Engine

How Often Should I Change My Valve Springs? This is one of the most common questions we hear. In this video, we are testing valve spring pressures on a GM602. We've created a log you can use to track your valve spring pressures. As you notice springs getting weaker, you'll know it's time to change them. To download and print the log, go to https://crateinsider.com/content/Valve-Spring-Pressure-Log.pdf If you'd like to pick up the LSM Racing Products / Logan Smith Machine Co. Inc. tool shown in t

BTR "LS6" BEEHIVE VALVE SPRING SET - .560 LIFT - GEN 3/4 LS STOCK VALVE SPRING UPGRADE - 16 PC KIT - SP011-16