Engines & Components

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, 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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4340 CRANK CHRY LM HEMI 32T RELUCTOR

Part Number: ESP-439240806125

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Estimated Ship Date: Oct 14, 2025 if ordered today

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CRANKSHAFT

Part Number: ESP-428137502000

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Estimated Ship Date: Oct 14, 2025 if ordered today

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crank shaft,4340 Billet Crank Subaru EJ20/25 83mm stroker

Part Number: ESP-3EJ232685137

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Estimated Ship Date: Oct 14, 2025 if ordered today

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crank shaft,4340 Billet Crank Honda F20C 96.5mm stroker

Part Number: ESP-3F2037995893

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Estimated Ship Date: Oct 14, 2025 if ordered today

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4.050" stroke, internal balance, forged 4340 steel, Chrysler Late Model Hemi, .130" wide reluctor

Part Number: ESP-439440506125

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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, 4.000 in. Stroke, Chevy, 409, Each

Part Number: ESP-440940026135

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Estimated Ship Date: Oct 14, 2025 if ordered today

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CRANKSHAFT

Part Number: HRS-35040006004

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Estimated Ship Date: Nov 6, 2025 if ordered today

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

Part Number: HRS-H454256321T

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Head, Bare, Cast Iron, 118cc Combustion Chamber, Chevy, Big Block, 454/502, Each

Part Number: NAL-12562925

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Crankshaft, One-piece Seal, Internal Balance, Forged Steel, 3.622 in. Stroke, Chevy, 6.2L, Each

Part Number: NAL-12674743

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Estimated Ship Date: Jan 12, 2026 if ordered today

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