1974 Engines & Components

ROTATING ASSEMBLY KIT-BBC 615 4.625/4.600 43cc D

Part Number: MAN-39615RHX

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Estimated Ship Date: Dec 15, 2025 if ordered today

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ROTATING ASSEMBLY KIT-SBC 355 3.480/4.030

Part Number: MAN-290830H

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Estimated Ship Date: Dec 15, 2025 if ordered today

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KIT-SBC 383 3.750/4.040

Part Number: MAN-290940

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.040

Part Number: MAN-290940H

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Estimated Ship Date: Dec 15, 2025 if ordered today

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CRANK-4340 FORGE 4.375 STROKE

Part Number: MAN-190250

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Oil Pans, Marine, Rear Wet Sump, Steel, Black, 12.00 qt., 10.00 in. Depth, Chevrolet, Big Block, Each

Part Number: MOR-20033

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Crate Engine, Aluminum Heads, Iron Block, 9.4:1 Comp., Hydraulic Roller Cam, 4-Bolt Mains, Polished Pulleys, EFI, 5.0L/302, Ford Windsor, Each

Part Number: MLL-BP302CTFK

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Top End Engine Kit, Power Package, Intake, Heads, Cam, Timing Chain, Head Bolts, SB Chevy, 363 HP-405 TQ, Kit

Part Number: EDL-2088

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Crate Engine, Aluminum Heads, Iron Block, 9.4:1 Comp., Hydraulic Roller Cam, 4-Bolt Mains, Black Pulleys, 600 CFM Carb, 5.0L/302, Ford Windsor, Each

Part Number: MLL-BP302CTCKB

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Estimated Ship Date: Dec 29, 2025 if ordered today

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350 1-PC REAR SEAL PROCOMP LIGHTWEIGHT

Part Number: SCA-435010L-2

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4340 Forged Pro Series

Part Number: SCA-435018-2

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4340 Forged Superlight

Part Number: SCA-435018-3

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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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4340 Forged Pro Series

Part Number: SCA-435022-2

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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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Forged 4340 Standard Weight

Part Number: SCA-4351C62

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Crankshaft, 28 oz. Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W16

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W50

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Crankshaft, Lightweight, Forged 4340 Steel, 3.580 in. Stroke, Internal Balance, Chrysler, 360, Each

Part Number: SCA-436010-2

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

Part Number: SCA-9351C30

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Estimated Ship Date: Jan 5, 2026 if ordered today

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

Part Number: SCA-936010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945425L

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Crankshaft, Excalibur, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-735050

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773502021

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508621

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