Crankshafts

Summit Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400058

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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

Part Number: SCA-910442

4.53 out of 5 stars ( 17 )

Estimated Ship Date: Monday 9/29/2025

• Oversize $6.99

Crankshaft, 1-Piece Seal, Internal/External Balance, Cast Steel, 3.48 in. Stroke, Chevy, Each

Part Number: ESP-103523480

4.53 out of 5 stars ( 32 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 4140 Steel, Forged, 4.000 in. Stroke, Chevy LS1, 24-Tooth Reluctor, Each

Part Number: ESP-534640006100

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Estimated Ship Date: Monday 9/29/2025

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Crankshaft, Remanufactured, Nodular Iron, 3.622 in. Stroke, 0.010 Undersize Bearing Required, 24-Tooth Reluctor, Chevy, LS, Each

Part Number: SUM-180362

3.42 out of 5 stars ( 12 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 1 or 2-Piece Seal, 28 oz. External Balance, Cast Steel, 3.85 in. Stroke, Ford, 351W, Each

Part Number: ESP-103513850

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.766 in. Stroke, Chevy, 396, 427, Each

Part Number: ESP-439637666135

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, Standard Snout, Chevy, Small Block, Each

Part Number: ESP-103503480

4.83 out of 5 stars ( 36 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 1 or 2-Piece Seal, 28 oz. External Balance, Cast Steel, 4.00 in. Stroke, Ford, 351W, Each

Part Number: ESP-103514000

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Estimated Ship Date: Monday 9/29/2025

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Crankshaft, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C50

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Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: ESP-434640006100

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Estimated Ship Date: Monday 9/29/2025

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Crankshaft, Cast Steel, 3.819 in. Stroke, External Balance, 1-piece Rear Main Seal Style, Chevy, 6.5L Diesel

Part Number: SCA-965L3819

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

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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 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 3.622 in. Stroke, Nodular Iron, Internal Balance, 1-Piece, 58 Tooth Reluctor, LS2, Each

Part Number: NAL-12736808

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Estimated Ship Date: Monday 9/29/2025

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Crankshaft, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Ford, 351W, Each

Part Number: ESP-435140006200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chrysler, 413, 426, 440, Each

Part Number: ESP-444037506760

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 4.25 in. Stroke, Chevy, 454, Each

Part Number: ESP-104544250

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, Cast Steel, 3.400 in. Stroke, External 28 oz. Imbalance, Ford, Each

Part Number: ESP-103023402

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 4.00 in. Stroke, Chevy, 454, Each

Part Number: ESP-104564000

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/29/2025

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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 )

Estimated Ship Date: Monday 9/29/2025

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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 )

Estimated Ship Date: Monday 9/29/2025

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Gen. V BB Chevy Forged Steel Crank, 4.250 stroke, One Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened Rod Journals, Nitride, 6.385 in. Rod

Part Number: SUM-BBC425063852

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Estimated Ship Date: Monday 9/29/2025

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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 )

Estimated Ship Date: Monday 9/29/2025

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Crankshaft, Internal Balance, Forged 4140 Steel, 3.75 in. Stroke, Chevrolet, Small Block, Each

Part Number: ESP-535337505700

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

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