Harmonic Balancers

ATI Serpentine Super Damper GM LS1/LS2 F/V-Body Harmonic Balancer 6+4 Rib 10% UD 917276 *Contains 40 durometer rubber. Not for full race engines.  *Belts: A/C #4040390, and Accessories #4060775  The patented ATI Super Damper is...

ATI Serpentine Super Damper GM LS1/LS2 F/V-Body Harmonic Balancer 6 Rib 917302  The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft...

ATI Serpentine Super Damper GM LS1/LS2 F/V-Body Harmonic Balancer 6+4 Rib 917264  The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft...

ATI Serpentine Super Damper GM LS1/LS2 F/V-Body Harmonic Balancer 6 & 4 Rib 917242  The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional...

ATI Serpentine Super Damper Dry Sump LT1/LT4 2014+ Corvette Stingray Harmonic Balancer 6 Rib 917315 *LT4 Corvette Stingray Requires a supercharger pulley (Available in Option List) The patented ATI Super Damper is the only crankshaft damper...

ATI Serpentine Super Damper Wet Sump LT1 2014+ Corvette Stingray Harmonic Balancer 6 Rib 917314 The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft...

ATI Serpentine Super Damper Wet Sump LT1 2016+ Camaro SS Harmonic Balancer 10% UD 6 Rib 918857 *  Will fit 2016+ CTS-V and 2017+ ZL1 but is NOT recommended for their HP levels The patented ATI Super Damper is the only crankshaft...

ATI Serpentine Super Damper GM LS3/LS7 Corvette/Camaro Harmonic Balancer Dry Sump 8 Rib 918620N *2010-13 LS3 Corvette Grand Sport coupes with manual transmission com equipped with a dry sump system, LS7 damper is required. The patented ATI Super Damper...

ATI Serpentine Super Damper LS3/LS7 Corvette/Camaro Harmonic Balancer 8 & 4 Rib w/ AC 918620 *Non-removable A/C Pulley - OEM diameter *2010-13 LS3 Corvette Grand Sport coupes with manual transmission com equipped with a dry sump system, LS7 damper...

ATI Serpentine Super Damper GM LS Corvette/G8 Harmonic Balancer 6 Rib 918847 The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft vibrations Exceeds...

ATI Serpentine Super Damper GM LS Corvette/G8 Harmonic Balancer 6 & 4 Rib 918848 *Requires shorter belts: Gates #K060775 - 6 rib, Goodyear #K040405 - 4 rib *For no A/C - Order Hub #916349D with pulley delete ring. The patented ATI Super...

ATI Serpentine Super Damper GM LS Corvette/G8 Harmonic Balancer 6 Rib 917247 *Requires shorter serpentine belt. Goodyear pt #4060785 for accessories & 4040405 for AC. *Contains 40 durometer rubber. Not for full race engines. Specify 66 rubber...