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: Dec 22, 2025 if ordered today

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CRANKSHAFT

Part Number: SCA-4LT540065DS

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Estimated Ship Date: Dec 22, 2025 if ordered today

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CRANKSHAFT

Part Number: SCA-4LT541265DS

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: SCA-435020-20

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-4351C26

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Crankshaft, External Balance, Forged 4340 Steel, 3.850 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C36

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-4351C62

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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FLATHEAD FORD

Part Number: SCA-923940

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Series 9000 Cast Crankshafts

Part Number: SCA-922142

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Crankshaft, Cast Steel, 4.250 in. Stroke, 2.00 in. Rod Journal, Ford, Flathead, Internal Balance, Each

Part Number: SCA-923930

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Estimated Ship Date: Dec 22, 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: Nov 17, 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: Nov 17, 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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 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: Nov 17, 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: Nov 17, 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: Dec 8, 2025 if ordered today

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FORD FE 170CC 2.09/1.66 72CC CHAMBER MULTI ANGLE VALVE JOB HAND BOWL BLENDED 3/8 VALVE GUIDES BARE HEADS

Part Number: PMX-9171

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Estimated Ship Date: Nov 24, 2025 if ordered today

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FORD FE 170CC 2.09/1.66 76CC CHAMBER MULTI ANGLE VALVE JOB HAND BOWL BLENDED 3/8 VALVE GUIDES BARE HEADS

Part Number: PMX-91716

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Cylinder Heads, Aluminum, Bare, 63cc Chamber, 171cc Intake Runner, Chrysler, Dodge, Plymouth, Small Block, Pair

Part Number: PMX-9361

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Cylinder Heads, Aluminum, Bare, 65cc Chamber, 171cc Intake Runner, Chrysler, Dodge, Plymouth, Small Block, Pair

Part Number: PMX-93615

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Estimated Ship Date: Nov 24, 2025 if ordered today

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BB CHRYS BARE 210 CC SET UP 2.14/1.81/84CC/BRONZE GUIDES/5 ANGLE VALVE JOB/BOWL BLENDED/ALL FINAL MACHINING IN

Part Number: PMX-9441

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Estimated Ship Date: Nov 24, 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: Feb 11, 2026 if ordered today

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CRANKSHAFT

Part Number: NAL-12732515

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Estimated Ship Date: Feb 11, 2026 if ordered today

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HEAD WITH ANGLE PLUG

Part Number: PMX-9200A

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Estimated Ship Date: Nov 24, 2025 if ordered today

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