Crankshafts

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

Part Number: SUM-SBC35040002P

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

Part Number: ESP-435235006200

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Crankshaft Assembly, Forged 4140 Steel, Kawasaki, Suzuki, Each

Part Number: HRI-4089

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Crankshaft Assembly, Forged 4140 Steel, Each

Part Number: HRI-4091

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Crankshaft CRANKSHAFT CRANKSHAFT

Part Number: HRI-4412

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Crankshaft CRANKSHAFT CRANKSHAFT

Part Number: HRI-4422

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Crankshaft CRANKSHAFT CRANKSHAFT

Part Number: HRI-4423-1

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Estimated Ship Date: Nov 21, 2025 if ordered today

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CRANKSHAFT Polaris

Part Number: HRI-4430-1

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Estimated Ship Date: Nov 21, 2025 if ordered today

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CRANKSHAFT Polaris

Part Number: HRI-4438

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Estimated Ship Date: Nov 21, 2025 if ordered today

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CRANKSHAFT W/O RODS Polaris

Part Number: HRI-HR00015

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Estimated Ship Date: Nov 21, 2025 if ordered today

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CRANKSHAFT

Part Number: HRI-HR00027

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Estimated Ship Date: Nov 21, 2025 if ordered today

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CRANKSHAFT W/O RODS Polaris

Part Number: HRI-HR00046

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-435060L

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-4351C26

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Estimated Ship Date: Jan 12, 2026 if ordered today

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351, STD WEIGHT FORD

Part Number: SCA-4351C45

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-4351C62

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Crankshaft, 28 oz. Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W16

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Crankshaft, LS1 S-Series, Pro Stock, 6-Bolt, 4340 Forged Steel, 1-Piece Rear Main, Internal, Narrow Bearing, 4/4.125 in. Stroke, 6.125 in. Rod, Each

Part Number: SCA-4LS136365

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Engine Crankshaft, Chevy LS1 4-LS1-4000-

Part Number: SCA-4LS140006125

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Crankshaft 4-454-4375-6635, Chevy Crankshaft Forged 4340 Strd Wgt 454 2-Piece Rear 4.375 Stroke 6.535 Length 2

Part Number: SCA-445428

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, No Center Counterweights, Chevy, Big Block, Each

Part Number: SCA-445430L

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Estimated Ship Date: Jan 12, 2026 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-430510-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-430520-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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