Crankshafts

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 3.750 in. Stroke, Chevy, 350 main, 383 stroker, Each

Part Number: SUM-180368

2.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Oversize $14.99

Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.75 in. Stroke, Chevy, 350, Each

Part Number: ESP-10350375057I

4.25 out of 5 stars ( 4 )

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: ESP-435037505700

5.0 out of 5 stars ( 2 )

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Crankshaft, Cast Steel, Two Piece Rear Main Seal, 3.480 in. Stroke, Use With 5.70 in. Rod, Chevy, 350, Each

Part Number: SCA-935010

5.0 out of 5 stars ( 12 )

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• Oversize $14.99

Crankshaft, 1-Piece Seal, Internal, External Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435010L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2027 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 5.7L, Each

Part Number: ESP-435337505700

5.0 out of 5 stars ( 2 )

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Crankshaft, 1-Piece Seal, External Balance, Cast Steel, Standard Snout, Chevy, Small Block, Each

Part Number: ESP-103523750

4.2 out of 5 stars ( 10 )

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Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 3.75 in. Stroke, Chevy, 350, Each

Part Number: ESP-103503750

5.0 out of 5 stars ( 10 )

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Crankshaft, Cast Steel, One Piece Rear Main Seal, 3.750 in. Stroke, 5.70 in. or Longer Rod, Chevy, 350, Each

Part Number: SCA-935050L

5.0 out of 5 stars ( 3 )

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• Oversize $14.99

Crankshaft, Forged 4340 Steel, Std. Weight, 3.75 in. Stroke, Chevy, 350, 2-Piece Seal, Internal Balance, Each

Part Number: SCA-435050

5.0 out of 5 stars ( 1 )

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302 2-PC REAR SEAL, STD WEIGHT CHEVY

Part Number: SCA-435005

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Estimated Ship Date: Jan 4, 2027 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.000 in. Stroke, Chevy, 327, Small Journal, Each

Part Number: ESP-432730005700

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Crankshaft, Cast Steel, Two Piece Rear Main Seal, 3.750 in. Stroke, Use With 5.70 in. Rod, Chevy, 350, Each

Part Number: SCA-935050

4.0 out of 5 stars ( 8 )

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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 )

Estimated Ship Date: Today

• Oversize $14.99

Gen. 1.5 LT1 Forged Steel Crankshaft, 3.750 stroke, 5.700 Rod, Lightened, bull-nose counterweights, Nitride Hardened, 1 piece rear main seal

Part Number: SUM-SBCLT37501P

5.0 out of 5 stars ( 1 )

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Crankshaft, 2-piece Seal, External Balance, Cast Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-9103750

5.0 out of 5 stars ( 1 )

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• Oversize $14.99

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-9-103750L

3.67 out of 5 stars ( 3 )

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Crankshaft, 1-Piece Seal, Internal/External Balance, Cast Steel, 3.75 in. Stroke, Chevy, 5.7L, Each

Part Number: ESP-10352375057E

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Crankshaft, Standard Weight, Forged 4340 Steel, 3.625 in. Stroke, Internal Balance, Chevy, 350, Each

Part Number: SCA-435040

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Estimated Ship Date: Jan 4, 2027 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340, 3.750 in. Stroke, 2.45 Mains, Chevy, 5.7, 6.6L, Each

Part Number: MAN-190150

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 10, 2026 if ordered today

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

Part Number: SCA-435010

4.0 out of 5 stars ( 2 )

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

Part Number: SCA-440050

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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: Dec 18, 2026 if ordered today

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