Engine Crankshafts

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, Small Block, Each

Part Number: SCA-435061LW

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Estimated Ship Date: Nov 24, 2025 if ordered today

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

Part Number: ESP-445442526385

3.5 out of 5 stars ( 2 )

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Crankshaft Mallory Metal, Heavy Metal, Round, 1.250 in. Diameter, 1.200 in. Length, Each

Part Number: SCA-HM1-250X1200

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each

Part Number: SCA-440086

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Estimated Ship Date: Nov 24, 2025 if ordered today

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350 1-PC REAR SEAL STD WEIGHT

Part Number: SCA-435076L

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445425L

5.0 out of 5 stars ( 1 )

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Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 24X Reluctor, Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400024

3.0 out of 5 stars ( 2 )

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Crank Adapter Sleeve, 1.850 in. Pilot Dia., Steel, Ford, Big Block, Each

Part Number: JPT-80002-1

5.0 out of 5 stars ( 1 )

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BB Ford 460 Forged Steel crank, 4.500 Stroke, Designed for 6.700 in. Rod, Nitride Hardened, Straight Shot oiling, Req's narrowed Rod Bearings

Part Number: SUM-BBF460450022

3.0 out of 5 stars ( 1 )

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each

Part Number: SCA-440050

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 4.000 in. Stroke, Dodge, Plymouth, 340, Each

Part Number: SCA-934020

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Gen. 4 BB Chevy Forged Steel Crank, 4.250 stroke, Two Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened holes, Nitride, 6.385 in. Rod

Part Number: SUM-BBC425063851

5.0 out of 5 stars ( 1 )

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each

Part Number: SCA-440056

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Crankshaft Key, Long Type, 0 degree Offset, 8630 Alloy Steel, Natural, 2.875 in. Length, Each

Part Number: ATI-916326

4.67 out of 5 stars ( 3 )

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Crankshaft, 28 oz. External Balance, Forged 4340 Steel, 3.250 in. Stroke, Ford, 302, Each

Part Number: SCA-43022

4.0 out of 5 stars ( 1 )

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 2.100 in. Pin, Chevy, 350

Part Number: CPI-SAO113-CS

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Crankshaft Key, Woodruff, Long Type, 0 degree Offset, Steel, Natural, Chrysler, Dodge, Jeep, Ram, Each

Part Number: MOP-06506397AA

5.0 out of 5 stars ( 1 )

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Crankshaft Key, Short, 4 Degree Offset, Chevy, Ford, Pontiac, Chrysler, Each

Part Number: MRG-988G

4.6 out of 5 stars ( 5 )

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Crankshaft Key, Short, 2 Degree Offset, Chevy, Ford, Pontiac, Chrysler, Each

Part Number: MRG-987G

3.8 out of 5 stars ( 5 )

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Crankshaft, 2-Piece Seal, Internal Balance, 4140 Forged, 4.25 in. Stroke, Chevrolet, Each

Part Number: ESP-545442526385

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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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Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945420L

5.0 out of 5 stars ( 1 )

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.622 in. Stroke, Chevy, LS, Each

Part Number: ESP-434736226100

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SBF 351 Windsor 4340 Forged steel crank, 4.000 in. stroke, 6.200 rod, Nitride Hardened, Internal Balance, Req. Narrowed Rod bearings

Part Number: SUM-SBF351W4000I

5.0 out of 5 stars ( 1 )

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: ESP-435034805700

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