1971 Crankshafts

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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4340 Forged Pro Series Lightweight

Part Number: SCA-445425C-2

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-445425-2

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SB Windsor 4340 Forged crank, 3.000 in. stroke, 5.400 in. Rod, Internally Balanced, Req's Narrowed Rod Bearings, one or two piece rear main seal

Part Number: SUM-SBF3023000I

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SB Mopar 340 Forged Steel Crank, 3.580 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.

Part Number: SUM-MOP34033106

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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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Crankshaft, Counter Weighted, 82mm Stroke, Forged 4340 Steel, Volkswagen, Each

Part Number: VWP-00-8182-0

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351 STD WEIGHT

Part Number: SCA-4351C65

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

Part Number: SUM-SBC35040002P

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SB Chevy Forged Steel crankshaft, 3.750 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod

Part Number: SUM-SBC4003750

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Crankshaft, Counter Weighted, 69mm Stroke, Forged 4140 Steel, Volkswagen, Each

Part Number: VWP-00-8120-0

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Crankshaft, Counter Weighted, 74mm Stroke, Forged 4140 Steel, Volkswagen, Each

Part Number: VWP-00-8121-0

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Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 3.895 in. Stroke, AMC, 4.0L, Each

Part Number: CPI-S28000

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445426

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.00 in. Stroke, Chevy, 7.4L, Each

Part Number: MAN-190170

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Estimated Ship Date: Apr 2, 2026 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445405C-2

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 3.625 in. Stroke, Internal Balance, Chevy, 350, Each

Part Number: SCA-435040

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Estimated Ship Date: Apr 24, 2026 if ordered today

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ENGINE WOODRUFF KEYS 5PK

Part Number: SSY-50-1008

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Estimated Ship Date: Mar 9, 2026 if ordered today

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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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Crankshaft, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C16

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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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S&S Cycle .094in x .313in x .311in Woodruff Key

Part Number: SSY-50-8220-S

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Estimated Ship Date: Mar 10, 2026 if ordered today

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S&S Cycle .094in x .313in x .311in Woodruff Key - 10 Pack

Part Number: SSY-50-8229

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Estimated Ship Date: Mar 10, 2026 if ordered today

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.750 in. Stroke, Chrysler, 440, Each

Part Number: SCA-444010

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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-445415C-2

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Estimated Ship Date: Apr 23, 2026 if ordered today

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