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Molnar Technologies

Molnar GM LS Series Forged Steel Crankshaft, 4.000” Stroke

Molnar GM LS Series Forged Steel Crankshaft, 4.000” Stroke

Regular price $1,165.00 USD
Regular price Sale price $1,165.00 USD
Sale Sold out

SKU:MLT346-4000LB6F-58

Inventory: 2 in stock

GM LS Series Forged Steel Crankshaft - 4.000” Stroke

Precision machined from premium 4340 forged steel for extreme strength and reliability in street or race applications, Molnar Technologies LS crankshafts feature multi-stage heat treatment, nitrided rod and main journals, optimized counterweights and 0.125” journal radii for superior durability and smooth operation. Precision-ground, micro-polished journals, chamfered oil holes and accurate indexing make them ideal for naturally aspirated and nitrous or boosted LS engines.

  • Stroke: 4.000”
  • Reluctor Wheel: 52-teeth
  • 1-Piece Crank Seal
  • Internally balanced 

Crankshaft - 4.000 in Stroke - Internal Balance - 58X Reluctor Wheel - Forged Steel - 1-Piece Seal - GM LS-Series - Sold as Each - Brand: Molnar Technologies - Part Number: 346-4000LB6F-58

Brand
Molnar Technologies
Part Number
346-4000LB6F-58
1 / 2 Piece Rear Main Seal
1-Piece
Heat Treated
Yes
Nitrided
Yes
Stroke (in)
4.000 in
Main Journal Diameter (in)
2.559 in
Rod Journal Diameter (in)
2.100 in
Journal Radius
0.125 in
Narrowed Bearings Required
Yes
Intended Balance
Internal
Minimum Rod Length
6.125 in
Snout Style
Standard
Flexplate / Flywheel Mounting Bolt Quantity
6
Reluctor Wheel Included
Yes
Reluctor Wheel Tooth Quantity
58
Alloy
4340
Material Style
Forged
Material
Steel
Color
Natural
Finish
Natural
Quantity
Each

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