Crankshafts

3.900" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"

Part Number: ESP-434739006100

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Estimated Ship Date: Oct 14, 2025 if ordered today

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4.250" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"

Part Number: ESP-434742506560

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Estimated Ship Date: Oct 14, 2025 if ordered today

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CRANKSHAFT

Part Number: ESP-4349400060LA

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 14, 2025 if ordered today

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Engine Crankshaft, Forged 4340 Steel Crankshhaft

Part Number: ESP-4350375057BN

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, SVO, Each

Part Number: ESP-435235006200

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.580 in. Stroke, Chrysler, 360, Each

Part Number: ESP-436035806123

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Estimated Ship Date: Oct 14, 2025 if ordered today

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4340 CRANK CHRY 360 4.125" STROKE

Part Number: ESP-436041256200

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Estimated Ship Date: Oct 14, 2025 if ordered today

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4340 CRANK CHRY 360 4.250" STROKE

Part Number: ESP-436042506200

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal/External Balance, Forged Steel, 3.86 in. Stroke, Chevy, Each

Part Number: NAL-12708884

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 3.465 in. Stroke, Mitsubishi, 2.0L, Each

Part Number: ESP-2034655900B7

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 13, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.900 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: ESP-434639006100

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, LS9, Each

Part Number: ESP-442540006100

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, LS9, Each

Part Number: ESP-442640006100

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Estimated Ship Date: Oct 13, 2025 if ordered today

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CRANKSHAFT

Part Number: HRI-HR00027

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Estimated Ship Date: Sep 25, 2025 if ordered today

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CRANKSHAFT W/O RODS Polaris

Part Number: HRI-HR00046

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Crankshaft Assembly, Forged 4140 Steel, Each

Part Number: HRI-4091

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Estimated Ship Date: Sep 26, 2025 if ordered today

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350 2-PC REAR SEAL, STD WEIGHT CHEVY

Part Number: SCA-435020

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Chevy, 350, Each

Part Number: SCA-435030

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Engine Crankshaft, Chevy LS1 4-LS1-3622-

Part Number: SCA-4LS136226125

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Crankshaft, LS1 S-Series, Pro Stock, 6-Bolt, 4340 Forged Steel, 1-Piece Rear Main, Internal, Narrow Bearing, 4/4.125 in. Stroke, 6.125 in. Rod, Each

Part Number: SCA-4LS136365

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Engine Crankshaft, Chevy LS1 4-LS1-4000-

Part Number: SCA-4LS140006125

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140062-S

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140065-S

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Estimated Ship Date: Nov 19, 2025 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS14125

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Estimated Ship Date: Nov 19, 2025 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS141262-S

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Estimated Ship Date: Nov 19, 2025 if ordered today

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