Engines & Components

Crankshaft 4-LS7-4000-6125-58, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.000 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS740065

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 3.85 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W45

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Estimated Ship Date: Dec 8, 2025 if ordered today

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FLATHEAD

Part Number: SCA-923910

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030620

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Estimated Ship Date: Oct 30, 2025 if ordered today

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CRANK-4340 FORGE 4.500 STROKE

Part Number: MAN-190220

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, Chevy, 350, Each

Part Number: ESP-435038756000

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FORGED CRANKSHAFT

Part Number: SCA-4LT540065

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Estimated Ship Date: Dec 8, 2025 if ordered today

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CRANK-4340 FORGE 4.375 STROKE

Part Number: MAN-190250

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Estimated Ship Date: Nov 13, 2025 if ordered today

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CRANKSHAFT

Part Number: SCA-773503760

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FORGED CRANKSHAFTS

Part Number: SCA-774004060

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 3.554 in. Stroke, Ford, 4.6L, Each

Part Number: ESP-428135545933

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 29, 2025 if ordered today

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Cylinder Heads, Freedom Series, Bare, Aluminum, Natural, 64cc Chamber, Angle Plug, Chevy, Small Block, Pair

Part Number: PMX-2108

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Estimated Ship Date: Nov 3, 2025 if ordered today

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351 STD WEIGHT

Part Number: SCA-4351C65

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Cyl Head, FORD 302 15-16 DOHC LFT H

Part Number: VRE-2FFBL

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Estimated Ship Date: Nov 10, 2025 if ordered today

• Core Charge $155.00
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Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-735056

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Estimated Ship Date: Dec 8, 2025 if ordered today

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SB Chevy Forged Steel crankshaft, 3.875 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod

Part Number: SUM-SBC4003875

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Pulley Kit, Serpentine, Aluminum, Clear Powdercoated, No Power Steering, No A/C, Chevy 1992-97, 5.7L, Kit

Part Number: MCH-20970

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Heads, Maxx Series Small Block Ford Heads, Bare, Aluminum, 60cc Chamber, 175cc Intake, Ford, Small Block, Pair

Part Number: PMX-9176

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, Chevy, 350, Each

Part Number: SCA-735076

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Chevy, 350, Each

Part Number: ESP-435041256000

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Cyl Head, TOYOTA 2R/3RZFE CYL HEAD

Part Number: VRE-2849C

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Estimated Ship Date: Nov 10, 2025 if ordered today

• Core Charge $130.00
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Crankshaft, Forged 4340 Steel, Std. Weight, 3.875 in. Stroke, Chevy, 400, 2-Piece Seal, Internal Balance, Each

Part Number: SCA-440076

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, Internal Engine Balance, 3.622 in. Stroke, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: SCA-4LS136262

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Estimated Ship Date: Dec 8, 2025 if ordered today

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CRANKSHAFT

Part Number: ESP-435242506250

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Engine Cover, Carbon Fiber, Audi, Each

Part Number: AXR-MS100255

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