Crankshafts

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, Internal Balance, Forged 4340 Steel, 3.465 in. Stroke, Mitsubishi, 2.0L, Each

Part Number: ESP-2034655900A6

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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 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 4340 Forged Steel 302 Race

Part Number: FMS-M-6303-C340

3.0 out of 5 stars ( 1 )

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CRANKSHAFT Polaris

Part Number: HRI-4430-1

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Estimated Ship Date: Nov 11, 2025 if ordered today

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CRANKSHAFT Polaris

Part Number: HRI-4438

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Estimated Ship Date: Nov 11, 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: Dec 12, 2025 if ordered today

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.580 in. Stroke, Dodge, Plymouth, 340, Each

Part Number: SCA-434010

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Estimated Ship Date: Jan 5, 2026 if ordered today

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350 2-PC REAR SEAL, STD WEIGHT CHEVY

Part Number: SCA-435020

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Chevy, 350, Each

Part Number: SCA-435030

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Estimated Ship Date: Jan 5, 2026 if ordered today

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351, STD WEIGHT FORD

Part Number: SCA-4351C45

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Forged 4340 Standard Weight

Part Number: SCA-4351C62

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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 5, 2026 if ordered today

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351 STD WEIGHT

Part Number: SCA-4351W20

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W50

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Estimated Ship Date: Jan 5, 2026 if ordered today

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HEMI CHRYSLER, STD WEIGHT CHRYSLER

Part Number: SCA-4HEMI37910

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Estimated Ship Date: Jan 5, 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 5, 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 5, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140062-S

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Estimated Ship Date: Jan 5, 2026 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS14125

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FORGED CRANKSHAFTS

Part Number: SCA-4LS141262-S

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Estimated Ship Date: Jan 5, 2026 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS141265-S

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445420

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Estimated Ship Date: Jan 5, 2026 if ordered today

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