Molnar Technologies
Molnar BBC Forged Crank 4.375 Stroke 454 Mains w/8-CW 454-4375DC8F-6385
Molnar BBC Forged Crank 4.375 Stroke 454 Mains w/8-CW 454-4375DC8F-6385
SKU:MLT454-4375DC8F-6385
Inventory: 2 in stock
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Big Block Chevy Forged Steel Crankshaft – 4.375” Stroke
Precision machined from premium 4340 forged steel for extreme strength and reliability in street or race applications, Molnar Technologies Big Block Chevy 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 engines.
- Stroke: 4.375”
- 454 Mains
- 2-Piece Crank Seal
- Internally balanced
Crankshaft - 4.375 in Stroke - Internal Balance - Forged Steel - 2-Piece Seal - 454 Mains - Big Block Chevy - Sold as Each
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Brand
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Molnar Technologies
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Part Number
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454-4375DC8F-6385
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1 / 2 Piece Rear Main Seal
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2-Piece
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Heat Treated
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Yes
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Nitrided
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Yes
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Stroke (in)
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4.375 in
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Mains
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454
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Main Journal Diameter (in)
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2.750 in
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Rod Journal Diameter (in)
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2.200 in
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Journal Radius
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0.125 in
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Narrowed Bearings Required
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Yes
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Intended Balance
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Internal
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Minimum Rod Length
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6.385 in
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Snout Style
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Standard
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Counterweight Quantity
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8
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Flexplate / Flywheel Mounting Bolt Quantity
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6
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Alloy
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4340
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Material Style
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Forged
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Material
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Steel
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Color
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Natural
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Finish
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Natural
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Quantity
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Each
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