Crankshafts

Crankshaft, Compstar, 1-Piece Seal, Forged 4340 Steel, 4.200 in. Stroke, 6.125 in. Rod, 2.100 Pin, Internal Balance, Mopar, Hemi, Gen III, Each

Part Number: CPI-YY12E48-CS

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Crankshaft, External Balance, Forged 4340 Steel, 4.100 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C60

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 29, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, Chevy, 454, Each

Part Number: ESP-445645006535

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Estimated Ship Date: Dec 15, 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: HRS-H353756012T

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Estimated Ship Date: Jan 19, 2026 if ordered today

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350 2-PC REAR SEAL, STD WEIGHT CHEVY

Part Number: SCA-435006

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 3.750 in. Stroke, Internal/External Balance, Chevy, 350, Each

Part Number: SCA-435050L

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.150 in. Stroke, 2.200 Pin, Mopar, Each

Part Number: CPI-GE2-62L-CS

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Estimated Ship Date: Jan 21, 2026 if ordered today

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FORGED CRANKSHAFT

Part Number: ESP-4350335057LA

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Estimated Ship Date: Dec 31, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: ESP-4350350057LA

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.800 in. Stroke, Chevy, 350, 2.100 Pin, Each

Part Number: CPI-SAK113-CS

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CRANKSHAFT ASM-.

Part Number: ADO-12708884

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Estimated Ship Date: Dec 18, 2025 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: ESP-435035625700

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Estimated Ship Date: Dec 31, 2025 if ordered today

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Crankshaft, Cast Steel, 4.000 in. Stroke, 2.138 in. Rod Journal, Ford, Flathead, Internal Balance, Each

Part Number: SCA-923911

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Crankshaft, One-piece Seal, Internal Balance, Forged Steel, 3.622 in. Stroke, Chevy, 6.2L, Each

Part Number: NAL-12674744

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Estimated Ship Date: Mar 12, 2026 if ordered today

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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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Estimated Ship Date: Today

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351 STD WEIGHT

Part Number: SCA-4351C65

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Estimated Ship Date: Today

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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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Estimated Ship Date: Today

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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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Estimated Ship Date: 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: Feb 3, 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: Feb 3, 2026 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-43012

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Estimated Ship Date: Feb 3, 2026 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-430510-1

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Estimated Ship Date: Feb 3, 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: Feb 3, 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: Feb 3, 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: Feb 3, 2026 if ordered today

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