New for 2015 604 Beehive upgraded motors, this is the balancer style (copy) that comes on the new style 604 Crate Motors! Made in Aluminum, weighs only 6.5 not 12 pounds like the stock GM one. Finish is Dull Steel color. This lightweight Cheater Harmonic Balancer is made from billet aluminum.
They reduce rotating weight, lowers the moment of inertia for quicker acceleration and increase horsepower. They feature a steel outer timing sleeve that a magnet will stick to.
29688 Harmonic Balancer-Chevy-8"-Alum-Crate