58x Crank Assemblies

Chevrolet Performance Harmonic Balancer Bolt 11570163  For GM LS7 Dry Sump  

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 extra-tall...

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.

ARP GM LS Harmonic Balancer Bolt Kit 234-2503 For GM Gen III/IV 4.8L, 5.3L, 5.7L, 6.0L, 6.2L.  Will not fit LS7.

Build Your Own 4.000" Stroke Rotating Assembly for LS 5.3L Choose the parts to build the rotating assembly of your choice! All kits come standard with crankshaft, rods, pistons & rings, and bearings. You must select the balancing option to "yes" if...

Manley GM LS 402c.i. Rotating Assembly - 58x, 9.5:1 Comp 28402R  Features: Lightweight 4340 forged steel crankshaft with 58 tooth reluctor wheel installed 4340 Forged steel H-Beam connecting rods with 7/16" ARP 2000 cap screws  2618 Forged...

Manley GM LS 402c.i. Rotating Assembly - 58x, 10.9:1 Comp 29402R  Features: Lightweight 4340 forged steel crankshaft with 58 tooth reluctor wheel installed 4340 Forged steel H-Beam connecting rods with 7/16" ARP 2000 cap screws 2618 Forged aluminum...

Manley GM LS 415c.i. Rotating Assembly - 58x, 9.8:1 Comp 28415R  Features: Lightweight 4340 forged steel crankshaft with 58 tooth reluctor wheel installed 4340 Forged steel H-Beam connecting rods with 7/16" ARP 2000 cap screws 2618 Forged aluminum...

Manley GM LS 415c.i. Rotating Assembly - 58x, 11.3:1 Comp 29415  Features: Lightweight 4340 forged steel crankshaft with 58 tooth reluctor wheel installed 4340 Forged steel H-Beam connecting rods with 7/16" ARP 2000 cap screws 2618 Forged aluminum...

Manley GM LS 415c.i. Rotating Assembly - 58x, 11.3:1 Comp 29415  Features: Lightweight 4340 forged steel crankshaft with 58 tooth reluctor wheel installed 4340 Forged steel H-Beam connecting rods with 7/16" ARP 8740 cap screws or optional ARP 2000...

Manley GM LS 415c.i. Rotating Assembly - 58x, 9.8:1 Comp 28415  Features: Lightweight 4340 forged steel crankshaft with 58 tooth reluctor wheel installed 4340 Forged steel H-Beam connecting rods with 7/16" ARP 8740 cap screws or optional ARP 2000...