This Balancer is Light Weight Steel, not Aluminum as stated. We also offer Aluminum L/W for 602 and 604 Crates.
Above Added: Mon January 25, 2016, 9:06 am EST
CTS Cheater Aluminum Harmonic Updated Balancer-for New Beehive Style 604 Crate Motors
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.