ATI Super Damper GM LS3/LS Truck Harmonic Balancer 918635
The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines.
Eliminates torsional...
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.