Engines & Components

Engine Rotating Assembly, Series 9000, Cast Crank, Forges Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-91255

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630-2

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Crankshaft, 1-piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, 2.100 in. Pin, Chevy, Each

Part Number: SCA-4LS141262

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9186S

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.050 in. Stroke, Mopar Hemi V8 Modular, Each

Part Number: MAN-191832

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Estimated Ship Date: Nov 21, 2025 if ordered today

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CRANK-4340 FORGE 4.050 STROKE

Part Number: MAN-191858

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Crankshaft, Forged 4340 Steel, Std. Weight, 4.30 in. Stroke, Ford, 460, Internal Balance, Each

Part Number: SCA-44604300

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Series One, Assembled, Aluminum, 175cc Intake Runner, Ford, Small Block Windsor, Pair

Part Number: PMX-1102

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CRANKSHAFT

Part Number: SCA-4LT541265

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, 2.20 Rod Bearings, Each

Part Number: ESP-440045006800

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Crankshaft, Compstar 8 CTWT, 1-Piece Seal, Forged 4340 Steel, 4.080 in. Stroke, 6.125 in. Rod, 2.100 Pin, Internal Balance, Mopar, Hemi Gen III, Each

Part Number: CPI-YYA-E1Q-CS

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.580 in. Stroke, Chrysler, 360, Each

Part Number: SCA-436010

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Maxx Series, Assembled, Aluminum, 183cc Intake Runner, D-port, Chevy, 302, 327, 350, 400, Pair

Part Number: PMX-9183

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Nov 12, 2025 if ordered today

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Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15455E040

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.150 in. Stroke, Chrysler, 413, 426, 440, Each

Part Number: ESP-444041506760

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 6, 2025 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Ford, 351W, SVO, Each

Part Number: ESP-435240006200

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445415C

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Estimated Ship Date: Dec 15, 2025 if ordered today

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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-20034

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Estimated Ship Date: Oct 31, 2025 if ordered today

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CYLINDER HEADS PAIR

Part Number: PMX-2181HR

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FORGED CRANKSHAFT

Part Number: SCA-4LT540065

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Chevy Gen. 5 LT, 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LT400058

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Crankshaft, 1-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445420L

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 6.700 Rod, Chevy, 454, Each

Part Number: SCA-445440

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, 4340 Steel, 4.150 in. Stroke, Ford, 460, Each

Part Number: SCA-44604150

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Estimated Ship Date: Dec 15, 2025 if ordered today

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351 STD WEIGHT

Part Number: SCA-4351C65

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