Harmonic Balancers

ATI Super Damper GM LS1 F Body Harmonic Balancer (8 & 4 Rib) 917345A 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 SB Harmonic Balancer 1.483" Crank 917215 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 SB Harmonic Balancer 1.483" Crank  917213 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 SB Harmonic Balancer 6 Rib 1.483" Crank 917211 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 SB Harmonic Balancer 1.483" Crank 917776 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 SB Harmonic Balancer 1.483" Crank 917777 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...

Fluidampr GM LS3/L99/LS Truck Harmonic Balancer 760121 - 25% Underdrive Fluidampr is a torsional vibration damper.  Its function is to provide durability by controlling destructive torsional vibration.  A side benefit to...

Fluidampr GM LS3/L99/LS Truck Harmonic Balancer 760111 Fluidampr is a torsional vibration damper.  Its function is to provide durability by controlling destructive torsional vibration.  A side benefit to vibration control is...

Fluidampr GM LS1/LS2/LS6 Corvette CTS-V Harmonic Balancer 740121 Fluidampr is a torsional vibration damper.  Its function is to provide durability by controlling destructive torsional vibration.  A side benefit to vibration...

Fluidampr GM LS1/LS2/LS6 F-Body GTO Harmonic Balancer 740111 Fluidampr is a torsional vibration damper.  Its function is to provide durability by controlling destructive torsional vibration.  A side benefit to vibration control...

Fluidampr GM LS1/LS2/LS6 Corvette CTS-V Harmonic Balancer 620131 Fluidampr is a torsional vibration damper.  Its function is to provide durability by controlling destructive torsional vibration.  A side benefit to vibration...

Fluidampr GM LS1/LS2/LS6 F-Body GTO Harmonic Balancer 620121 Fluidampr is a torsional vibration damper.  Its function is to provide durability by controlling destructive torsional vibration.  A side benefit to vibration control...