Engine Crankshafts

Crankshaft Adapter Sleeves, OE Replacement, Steel, Chrysler, Dodge, Jeep, Ram, Gen III Hemi, Each

Part Number: MOP-04736283AA

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, 350, Each

Part Number: ESP-4350375057LA

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 4.210 in. Stroke, Pontiac, 455, Each

Part Number: ESP-104554210

4.8 out of 5 stars ( 5 )

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Crankshaft, Cast Steel, 3.750 in. Stroke, Chevy, 400, OEM Balance, 2-Piece Seal, Each

Part Number: SCA-910400

3.5 out of 5 stars ( 2 )

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 4.25 in. Stroke, Pontiac, 400, Each

Part Number: ESP-104004250

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Woodruff Key for Summit Pro LS Crankshaft, Forward Position, Short Key. zero offset, .728 in. length, .300 tall, 1 ea.

Part Number: SUM-161000

5.0 out of 5 stars ( 6 )

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Crankshaft, Compstar, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 3.480 in. Stroke, Lightened, Chevrolet, 5.7L, Each

Part Number: CPI-SAF143-CC

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

Part Number: ESP-4350350057FW

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Crankshaft Key, Long Type, 0 degree Offset, Steel, Natural, Chevy, Each

Part Number: NAL-12561513

5.0 out of 5 stars ( 5 )

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Crankshaft, Forged Steel, Internal Engine Balance, Ford, 7.3L, Each

Part Number: FMS-M-6303-SD73

5.0 out of 5 stars ( 1 )

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each

Part Number: SCA-4351W60

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Crankshaft Mallory Metal, Heavy Metal, Round, 0.500 in. Diameter, 1.200 in. Length, Each

Part Number: SCA-HM-500X1-200

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Crankshaft, 1-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445420L

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Crankshaft Keys, Short Type, 0 degree Offset, Alloy Steel, Natural, 3/16 in. Tall, AMC, Buick, Cadillac, Chevy, GMC, Jeep, Olds, Pontiac, Set of 25

Part Number: PIO-PK-9-A-25

4.67 out of 5 stars ( 3 )

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.210 in. Stroke, Pontiac, 455, Each

Part Number: ESP-445542106625

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Estimated Ship Date: Nov 12, 2025 if ordered today

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351 FORD SUPERLIGHT

Part Number: SCA-4351C50-3

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Woodruff Key for Summit Pro LS Crankshaft, Rearward Position, Long Key, zero offset, 1.484 in. Length, 3/16 wide, 1 ea.

Part Number: SUM-161001

4.67 out of 5 stars ( 3 )

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Crankshaft Mallory Metal, Heavy Metal, Round, 0.750 in. Diameter, 1.200 in. Length, Each

Part Number: SCA-HM-750X1-200

5.0 out of 5 stars ( 1 )

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Crankshaft, 28 oz.External Balance, Cast Steel, 3.25 in. Stroke, Ford, 302, Each

Part Number: ESP-103023252

1.0 out of 5 stars ( 1 )

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Crankshaft, Internal Balance, Forged 4140 Steel, 3.625 in. Stroke, Buick, 3.8L, Each

Part Number: ESP-523136255967

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Crankshaft Mallory Metal, Heavy Metal, Round, 1.000 in. Diameter, 1.000 in. Length, Each

Part Number: SCA-HM1-000X1000

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Crankshaft Mallory Metal, Heavy Metal, Round, 0.750 in. Diameter, 0.800 in. Length, Each

Part Number: SCA-HM-750X-800

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Crankshaft, Cast Steel, 3.750 in. Stroke, Chevy, 400, OEM Balance, 2-Piece Seal, Each

Part Number: SCA-940050

2.0 out of 5 stars ( 3 )

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, Mopar, Small Block 318, 340, 4.000 in. Stroke, Each

Part Number: ESP-103404000

5.0 out of 5 stars ( 1 )

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Crankshaft Key, Short Type, 0 degree Offset, Steel, Natural, Chevy, Each

Part Number: AAF-ALL87030

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today