Crankshafts

Crankshaft, Pro LS, 4340 Forged Steel, 4 in. Stroke, 24X Reluctor, Lightened Rod Journals, Gun-drilled Mains, Internal balanced, LS1, Each

Part Number: SUM-180LS400024X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Pro LS 4340 Forged Steel Crank, 4.000 Stroke, 58X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS3

Part Number: SUM-180LS400058X

4.83 out of 5 stars ( 6 )

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Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout. 58-tooth GM Reluctor, Ea.

Part Number: CPI-APO31Q-CS58

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Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Standard Snout, Chevy, Small Block, LS, Each

Part Number: CPI-APO-31V-AS

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445410

3.0 out of 5 stars ( 2 )

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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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Crankshaft, Compstar, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.00 in. Stroke, Chevrolet, Each

Part Number: CPI-SAO213-CS

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each

Part Number: ESP-435040006000

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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 )

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

Part Number: ESP-440040006000

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Estimated Ship Date: Sep 2, 2025 if ordered today

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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, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 8 Counterweight, Chevy, Small Block, Gen V, Each

Part Number: CPI-5TO-31Q-CS

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Estimated Ship Date: Sep 29, 2025 if ordered today

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

Part Number: SCA-4351C46

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout, Each

Part Number: CPI-APO-31Q-CS

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SB Mopar 340 Forged Steel Crank, 4.000 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.

Part Number: SUM-MOP3404000

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CRANKSHAFT-CHEVY LT1 4.000

Part Number: MAN-194258

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Post. Includes 24-tooth GM Reluctor, Ea.

Part Number: CPI-APO31Q-CS24

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 29, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.00 in. Stroke, Chrysler, 273, 318, 340, Each

Part Number: ESP-434040006123

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Crankshaft, 1-Piece Seal, External Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445410L

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 8 Bolt, 58-tooth GM Reluctor, Dry Sump Post, Standard Snout, Chevy, Gen V, Each

Part Number: CPI-5UO-31V-AS

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Crankshaft, Chevy LS, forged, 4.000 stroke, lightweight, 58 tooth reluctor wheel, long snout

Part Number: MAN-192658

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Estimated Ship Date: Sep 17, 2025 if ordered today

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