LS 58x Crankshafts

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.

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.

LSXceleration GM LS Crankshaft Key 60-61513 GM# 12561513

Labor To Balance Crankshaft

Callies Compstar LS/LT Crankshaft Key 3/16 x 1.348" - WR607 Callies woodruff key.

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.

Molnar Technologies GM LS 4.000 Stroke Crankshaft 346-4000LB6F-6125 Stroke - 4.000 Rod Pin Diameter - 2.100 Minimum Rod Length - 6.125 Bod Weight - 1800 Molnar 4340 forged crankshafts are heat treated to increase tensile strength, shot peened to...

Chevrolet Performance Harmonic Balancer Bolt 11570163  For GM LS7 Dry Sump  

Callies Compstar LS 4.000 Stroke 8 CWT Crankshaft  Wet Sump Post (short), 4.000" Stroke, 2.100" Rod Journals, 24x or 58x Reluctor Wheel Features: Machined with large journal radii Full Internal Balance to Your Specific Assembly Weight Gun...

Dart Billet CCW 4.000" Stroke LS Crankshaft 9-34640006125-8 Dart 8 Counterweight Billet 4.000" Stroke x 2.100" Rod Journals x 6.125 Rod Length *Reluctor ring sold separately. 24x LS Crankshaft Reluctor Wheel For 1997-2005 Engines or 58x LS...

Molnar Technologies GM LS 3.622 Stroke Crankshaft 346-3622LB6F-610 Stroke - 3.622 Rod Pin Diameter - 2.100 Minimum Rod Length - 6.125 Bod Weight - 1800 Molnar 4340 forged crankshafts are heat treated to increase tensile strength, shot peened to...

K1 Technologies GM LS 4.000 Stroke 58x Crankshaft 012FAE40058 Standard snout 4.000" Stroke x  2.100" Rod Journals x 6.098" Min Rod Length - 58x Features: Manufactured from forged or billet premium 4340 steel Engineered specifically for high-stress...