GM LS1 4340 Forged Crank – 3.622 Stroke
Crankshaft – 3.622 in Stroke – Internal Balance – Forged Steel – 1-Piece Seal – GM LS-Series –
Highlights:
- material: forged 4340 steel
- intended balance: internal
- target bobweight: 1800g
- stroke: 3.622″
- rod journal: 2.1″
- rod journal width: 1.900″
- main journals: 2.559″
- minimum rod length: 6.100″
- typical weight: 56 lbs.
- snout diameter: 1.48″
- flywheel bolts: 6
- reluctor: 24 tooth