Harmonic Balancers

LSXceleration LS Harmonic Balancer Bolt 22-57840 (Like GM # 12557840) For GM Gen III/IV 4.8L, 5.3L, 5.7L, 6.0L, 6.2L.  Will not fit LS7/LS9 w/ dry sump.

Earls GM LS Harmonic Balancer Bolt Kit DBT-004ERL For GM Gen III/IV 4.8L, 5.3L, 5.7L, 6.0L, 6.2L.  Will not fit LS7/LS9/LSA   Earl's harmonic balancer bolts are made from high quality chrome moly steel with 180,000 PSI rating. The...

Chevrolet Performance Gen V LT Harmonic Balancer Bolt 11547372 For GM Gen V L83, L86, LT1 Will not fit LT1/LT4 w/ dry sump.

Chevrolet Performance Harmonic Balancer Bolt 12557840  For GM Gen III/IV 4.8L, 5.3L, 5.7L, 6.0L, 6.2L.  Will not fit LS7/LS9 w/ dry sump.

GM LS Harmonic Balancer Installation Tool 64-1001

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...

GM LS 6.325" Elastomer Harmonic Balancer This LSX Harmonic Balancer is 30% more efficient above 5,000 rpm and frees up horse power over stock dampers. The shell is CNC-machined and is designed to mount to the crank hub so the timing marks never change...