Engines & Components

Crankshaft 4-LS7-4125-6125-58, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.125 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS741265

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Estimated Ship Date: Jan 6, 2026 if ordered today

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CRANKSHAFT

Part Number: SCA-4LT540065DS

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-4351C62

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.750 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445440C

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.580 in. Stroke, Dodge, Plymouth, 340, Each

Part Number: SCA-434010

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Pulleys, Sport Track, Serpentine, Standard Ratio, Billet Aluminum, Black Powdercoated, Chevy, Big Block, Kit

Part Number: MCH-23685-08

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pulleys, Sport Track, Serpentine, Standard Ratio, Billet Aluminum, Silver Powdercoated, Chevy, Big Block, Kit

Part Number: MCH-23690-09

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pulley Kit, Track, Serpentine, Aluminum, Black Powdercoated, Standard Ratio, Chevy, Small Block, Kit

Part Number: MCH-21100-08

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pulley Kit, Revolver, Serpentine, Aluminum, Black Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-21110-08

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Cylinder Heads, E-Street, 15-Degree, for GM LS3, with 0.570 in. Lift, Aluminum, Assembled, Stainless Steel Valves, Chevy, Pair

Part Number: EDL-77620

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Estimated Ship Date: Nov 26, 2025 if ordered today

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CRANKSHAFT

Part Number: ESP-428137502000

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Estimated Ship Date: Dec 4, 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: Dec 4, 2025 if ordered today

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040-2

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 345cc Intake, Exhaust Port Is Raised 0.600 in., Rectangular Intake Port, Chevy, Big Block

Part Number: WRL-030630-1

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Estimated Ship Date: Dec 1, 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: Dec 4, 2025 if ordered today

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Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040

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Estimated Ship Date: Dec 1, 2025 if ordered today

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