1973 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

ATK High Performance 315cc BBC Aluminum Cylinder Heads HPBBC315

Cylinder Head, 315cc BBC, Aluminum, 120cc Chamber, 315cc Runner, 2.250 in. Intake Valve, 1.880 in. Exhaust Valve, 0.675 in. Max Lift, Chevy, Each

Part Number: HPE-HPBBC315

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AFR 335cc Enforcer BBC Cylinder Heads 3002

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Mahle PowerPak Plus Piston and Ring Kits 197754140

Mahle PowerPak Plus Piston and Ring Kits 197754140

Piston and Ring Kit, Powerpack Plus, Gas Ported, Dome, Forged Aluminum, 4.040 in. Bore, 3.500 in. Stroke, Chevy, Set of 8

Part Number: MLE-197754140

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

JE Pistons 350/400 18 Degree Flat Top Pistons 243038

Pistons, Forged, Flat, 2-Valve Reliefs, 4.165 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8

Part Number: JEP-243038-8

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

JE Pistons 350/400 Small Block Dome Top Pistons 182027

Pistons, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.155 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Set of 8

Part Number: JEP-182027-8

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

JE Pistons Extreme-Duty 23-Degree Inverted Dome Top Pistons 131636

Pistons, Forged, Dish, 2-Valve Reliefs, 4.030 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8

Part Number: JEP-131636-8

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-351W-3850-6200

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

Part Number: SCA-4351W45

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-350-3000-5700

302 2-PC REAR SEAL, STD WEIGHT CHEVY

Part Number: SCA-435005

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC517KTD.060

Piston and Ring Kits, Premium, Forged Aluminum, 4.420 in. Bore, 3.850 in. Stroke, Dish, Ford, 385 Series, Set of 8

Part Number: UEM-IC517KTD060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

March Performance Revolver Serpentine Conversion Kits 21110

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

Part Number: MCH-21110

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-FE-4125-6700-2200

Crankshaft, Standard Weight, Forged 4340 Steel, 4.125 in. Stroke, Internal Balance, Ford, Big Block FE, Each

Part Number: SCA-4FE100

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Harland Sharp Heavy-Duty Roller Rockers S90036K

Rocker Arm, Shaft Mount, Full Roller, Aluminum, 1.6 Ratio, Ford, 302/351W, with Twisted Wedge Heads, Kit

Part Number: CSP-S90036K

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Moroso Marine Oil Pans 20034

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

Part Number: MOR-20034

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Special Offer

Buy this Oil Pan and get a Free Moroso Oil Filter!

Estimated Ship Date: Apr 2, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-383-3750-6760-2374

Crankshaft, Standard Weight, Forged 4340 Steel, 3.750 in. Stroke, Internal Balance, Chrysler, 383, 400, Each

Part Number: SCA-438310

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

March Performance Small Block Chevy Ultra Serpentine Conversion Kits 20427

Pulley Kit, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-20427

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Eagle Forged 4340 Steel Crankshafts 440041506760

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.150 in. Stroke, Chrysler, 361, 383, 400, Each

Part Number: ESP-440041506760

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

March Performance Chevy Big Block Serpentine Conversion Kits 20512

Pulley Kit, High Flow Water Ratio, Serpentine, Aluminum, Clear Powdercoated, Chevy, Big Block, Kit

Part Number: MCH-20512

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

COMP Cams Sportsman Solid Roller Lifters 96998B-16

Lifter, Sportsman, Mechanical Roller, 0.904 in. O.D., Chevy, Big Block, Bronze Bushing Axle, Set of 16

Part Number: CCA-96998B-16

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Scat F43 Series Crankshafts 4-350-3750-6000-20LW

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, Small Block, Each

Part Number: SCA-435061LW

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Manley Titanium Valves 11954H-8

VALVE-TI 2.350,+.350 HT MATERIAL

Part Number: MAN-11954H-8

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Manley Titanium Valves 11922T-8

TITANIUM VALVE

Part Number: MAN-11922T-8

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

COMP Cams Sportsman Solid Roller Lifters 96836B-16

Lifter, Sportsman, Mechanical Roller, 0.875 in. O.D., Ford, Big Block, Bronze Bushing Axle, Set of 16

Part Number: CCA-96836B-16

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-383-4150-6760-2374

Crankshaft, Standard Weight, Forged 4340 Steel, 4.150 in. Stroke, Internal Balance, Chrysler, 383, 400, Each

Part Number: SCA-438320

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

COMP Cams Magnum Solid Roller Cam and Lifter Kits CL23-700-9

Cam and Lifters, Mechanical Roller Tappet, Advertised Duration 274/280, Lift .564/.570, Mopar, Big Block, Kit

Part Number: CCA-CL23-700-9

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Eagle Forged 4340 Steel Crankshafts 440042106625

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.210 in. Stroke, 2.249 Rod Bearings, Each

Part Number: ESP-440042106625

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-454-4000-6385

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445415

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today