Crankshafts

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBP42B-MG

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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4340 Forged Superlight

Part Number: SCA-445415C-3

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Estimated Ship Date: Apr 23, 2026 if ordered today

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Crankshaft, Magnum, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 4.500 in. Stroke, Standard Snout, Chevrolet, 7.4L, Each

Part Number: CPI-BBQ42B-MG

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBS42B-MG

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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4340 Forged Superlight

Part Number: SCA-445405C-3

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Estimated Ship Date: Apr 22, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773505621

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Estimated Ship Date: Apr 22, 2026 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-44604750-2

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Estimated Ship Date: Apr 22, 2026 if ordered today

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4340 Forged Superlight

Part Number: SCA-435028-3

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Estimated Ship Date: Apr 23, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Billet Steel, 4.250 in. Stroke, Chevrolet, Big Block, Each

Part Number: BRO-S0013

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Crankshaft, 2-Piece Seal, Internal Balance, Billet Steel, 4.500 in. Stroke, Chevrolet, Big Block, Each

Part Number: BRO-S0017

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Crankshaft, 4340 Steel, 2.750 in. Diameter Main, 4.00 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C50-2

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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4340 Forged Pro Series Lightweight

Part Number: SCA-445425C-2

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.500 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBG42B-MG

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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350 1-PC REAR SEAL SUPERLIGHT

Part Number: SCA-435010L-3

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Estimated Ship Date: Apr 22, 2026 if ordered today

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350 1-PC REAR SEAL PROCOMP LIGHTWEIGHT

Part Number: SCA-435010L-2

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 2.953 in. Stroke, Subaru, 2.0L, 2.5L, Each

Part Number: MAN-190160B

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Estimated Ship Date: Mar 30, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435018-2

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Estimated Ship Date: Apr 23, 2026 if ordered today

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4340 Forged Superlight

Part Number: SCA-435018-3

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Estimated Ship Date: Apr 23, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773502021

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Estimated Ship Date: Apr 23, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773507620

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Estimated Ship Date: Apr 23, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773507621

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Estimated Ship Date: Apr 23, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508620

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Estimated Ship Date: Apr 23, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508621

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Estimated Ship Date: Apr 23, 2026 if ordered today

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Crankshaft, Lightweight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each

Part Number: SCA-4351W60-2

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Estimated Ship Date: Apr 23, 2026 if ordered today

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Crankshaft, Superlight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each

Part Number: SCA-4351W60-3

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Estimated Ship Date: Apr 23, 2026 if ordered today

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