ATI Harmonic Balancer Hub - Black Oxide - ATI Balancers - GM LS-Series 2040001 Like all CM filters it

Like all CM filters it features a billet aluminum body built for strength and durability for a lifetime of use

Allows Moroso and other air cleaners with 1/4" stud and wing nut to be used on carburetors with a 5/16" mounting hole

Set-up tool has an engraved scale with 1/16" increments for durability and accuracy

Includes snap-on chrome bezel

ATI Harmonic Balancer Hub - Black Oxide - ATI Balancers - GM LS-Series 2040001 Like all CM filters itProduct Description: Harmonic Balancer Hub Steel Black Oxide ATI Balancers GM LS Series ATI Performance Products is a company founded on innovation, precision and service. ATI and Jim Beattie are synonymous in the field of drag racing. It is common to find ATI equipped vehicles winning races throughout the United States. However, this tremendous success didn't happen overnight. ATI Performance Products is the creation of over 40 years of transmission