58x Crank Assemblies

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 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 you...

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...

Manley GM LS 402c.i. Rotating Assembly - 58x, 10.9:1 Comp 29402  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 402c.i. Rotating Assembly - 58x, 9.5:1 Comp 28402  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...

Build Your Own 4.000" Stroke Rotating Assembly 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 you want the...