CHEVROLET Crankshafts

Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 8 Counterweight, 58X Reluctor, Chevy, LSA, Each

Part Number: CPI-5PO-31W-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Stock Eliminator, 2-Piece, 4.011 in. Stroke, Forged 4340 Steel, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BB1642B-SE

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 454, 2.200 Pin, Each

Part Number: CPI-BBO42B-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.250 in. Stroke, 6.385 in. Rod, 2.100 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBP43B-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, Forged 4340 Steel, 3.625 in. Stroke, 6.098 in. Rod, Internal Balance, Chevy, LS7, 58X Reluctor, Long Snout, Each

Part Number: CPI-AWH31WMG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.125 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBU42B-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 5.000 in. Stroke, 7.000 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBV42B-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.625 in. Stroke, Chevy, 454, 2.200 Pin, Each

Part Number: CPI-BBR42B-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, Forged 4340 Steel, 4.000 in. Stroke, 6.125 in. Rod, Internal Balance, Chevy, LS7, 58X Reluctor, Long Snout, Each

Part Number: CPI-AWO31WMG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, Forged 4340 Steel, 4.125 in. Stroke, 6.125 in. Rod, Internal Balance, Chevy, LS7, 58X Reluctor, Long Snout, Each

Part Number: CPI-AWU-31W-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Stock Eliminator, 2-Piece, 3.773 in. Stroke, Forged 4340 Steel, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BB1542BSE

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.750 in. Stroke, 6.385 in. Rod, 2.100 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBJ43B-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBM42B-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Magnum, Forged 4340 Steel, 5.300 in. Stroke, Internal Balance, 2-Piece Seal Style, Chevy, Each

Part Number: CPI-BB542B-MG

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Estimated Ship Date: Sep 16, 2025 if ordered today

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CRANKSHAFT

Part Number: DRT-934640006125

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Estimated Ship Date: Sep 10, 2025 if ordered today

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Crankshafts, SBC 4340 Forged Lightweight Crankshaft. 3.480" stroke, 48-50 lb. total weight, 2.100" rod journal, two piece rear main seal

Part Number: MAN-190310NB

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Estimated Ship Date: Aug 4, 2025 if ordered today

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Crankshafts, Chevy LS 4340 Forged Lightweight Crankshaft. 58 tooth reluctor wheel, 4.000" stroke, 50-52 lb. total weight. Not balanced

Part Number: MAN-190058NB

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Estimated Ship Date: Aug 4, 2025 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.335 in. Stroke, 5.700 in. Rods, 1.888 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAX19A-MG

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBB42B-MG

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Crankshaft, 1-Piece Seal, 4340 Forged Steel, 3.800 Stroke, Chevy, 5.7L, Each

Part Number: NAL-12489436

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7L, Each

Part Number: SCA-4LS140065

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: ESP-4349375057LA

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Crankshaft, 1-Piece Seal, External Balance, Forged 1053 Steel, 4.00 in. Stroke, Chevy, 502, Each

Part Number: NAL-10183723

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Custom Order, Chevy, 350, 400

Part Number: CRO-ML95128

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Estimated Ship Date: Oct 24, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-ML95135

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Estimated Ship Date: Oct 24, 2025 if ordered today

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