Harmonic Balancers

Holley LS7 Wet Sump Crankshaft Conversion Spacer 97-333 When converting an LS7 with a dry sump to a wet sump oil system, you will need to fill the leftover crankshaft length after changing components. The Holley crankshaft spacer will fill the gap...

ATI Super Damper Dry Sump GM LS3/LS7/LS9 Harmonic Balancer 8 & 4 Rib 918643 *with F-Body/GTO ACCESSORIES The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional...

ATI Super Damper GM LS/LT Harmonic Balancer 6 & 4 Rib 918427-16 The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft vibrations Exceeds SFI 18.1...

ATI Super Damper GM LS3/LS7 Corvette Harmonic Balancer 10% UD w/Dry Sump 8 Rib 918620UN * 2010 LS3 Corvette Grand Sport coupes w/Manual Transmissions come equipped with a Dry Sump system, so an LS7 style damper is required. The patented ATI Super...

ATI Super Damper GM LS3/LS7 Corvette Harmonic Balancer 10% UD w/Dry Sump 8 & 4 Rib 918620U * 2010 LS3 Corvette Grand Sport coupes w/Manual Transmissions come equipped with a Dry Sump system, so an LS7 style damper is required...

ATI Super Damper GM LS9 Harmonic Balancer 11 & 6 Rib 918634 The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft vibrations Exceeds SFI 18.1...

ATI Super Damper GM LS1/LS2/LS6 GTO Harmonic Balancer 10 & 4 Rib 917347X The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft vibrations Exceeds SFI...

ATI Super Damper GM Gen III/IV LS Truck Harmonic Balancer 6 & 4 Rib w/ac 917286 * All 2010-2015 Z Body Camaro dampers are compatible with this application, including OEM 6 rib as well as 8 rib and 10 rib overdrive blower dampers The patented...

ATI Super Damper GM LS/LT Harmonic Balancer 5.6% OD 10 & 4 Rib 918327-16 * Designed for 2016 GM COPO 327 and 350 supercharged crate engine. The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance...

ATI Super Damper GM LS/LT Harmonic Balancer 6 & 4 Rib 918427 * Designed for the 350, 396, and 427 c.i.d. LS3 N/A GM LS-based COPO Camaro crate engine. The patented ATI Super Damper is the only crankshaft damper designed exclusively for high...

ATI Super Damper Dry Sump GM LS3/LS7/LS9 Harmonic Balancer 6 & 4 Rib 918639 *with LS3 ACCESSORY DRIVES The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional...

ATI Super Damper GM LT4 CTS-V Harmonic Balancer Wet Sump 6 & 4 Rib 918856    The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines.  Eliminates torsional...