1978 - Circle Track Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Cometic MLS Head Gaskets C5245-066

Cometic MLS Head Gaskets C5245-066

Head Gasket, MLS, 4.060 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-066

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Flowtech Real-Seal Header Gaskets 99153FLT

Exhaust Gaskets, Header, Real-Seal, Chevy, Big Block, Pair

Part Number: BIG-99153FLT

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Schoenfeld Header Flanges 0112

Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.875 in. Port, Each

Part Number: SCH-0112

5.0 out of 5 stars ( 1 )

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MotoRad Locking Fuel Caps MGC91

Fuel Tank Cap, Locking, Plastic, Black, Chevy, Ford, International, Mercury, Each

Part Number: SNN-MGC91

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Summit Racing™ Magnetic Drain Plugs SUM-120102C

Oil Pan Drain Plug, Magnetic, Steel, Chrome Plated, Neodymium Super Magnet, 1/2-20 RH in. Threads, Copper Seal, Each

Part Number: SUM-120102C

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Summit Racing™ Copper Head Gaskets SUM-111502

Head Gaskets, Copper, 4.060 in. Bore, .062 in. Compressed Thickness, Chevy, Small Block, Pair

Part Number: SUM-111502

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Summit Racing™ Pro SBC 4-7 Swap Camshafts SUM-1200

Pro SBC Stage 1 Hyd. Flat-Tappet 4/7 Firing Order Swap Cam, 204/212 Dur., 110 LSA + 0 Adv, .420/.428 1.5 Ratio, .448/.457 1.6 Ratio, Idle-5250 Range

Part Number: SUM-1200

5.0 out of 5 stars ( 2 )

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Cometic Street Pro Bottom-End Gasket Kits PRO1013B

Gasket, Bottom-End Set, Ford, 5.8L/351W, Kit

Part Number: CGT-PRO1013B

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Moroso Stamped Steel Valve Covers 68006

Valve Covers, Tall, Steel, Red Powdercoated, Moroso Logo, Chevy, Small Block, Pair

Part Number: MOR-68006

3.33 out of 5 stars ( 3 )

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JE Pistons Brodix -12 15 Degree Dome Top Pistons 170752

Pistons, 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-170752-8

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Moroso Ultra 40 Race Ignition Wire Sets 73622

Spark Plug Wires, Ultra 40, Spiral Core, 8.65mm, Blue, 90 Degree Boots, Under Header, Crab Cap, BBC, Set

Part Number: MOR-73622

4.5 out of 5 stars ( 2 )

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Crower Cutaway Severe-Duty Roller Lifters 66292H-16

Lifters, Mechanical Roller, Vertical Bar Link, Chevy, Set of 16

Part Number: CRO-66292H-16

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Summit Racing™ Replacement Thrust Bearings SUM-G6620-B-1

Timing Chain Thrust Bearing, Replacement, Ford, 255, 260, 289, 302, 351W, Each

Part Number: SUM-G6620-B-1

4.0 out of 5 stars ( 2 )

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Milodon Street Stainless Valves 45615-8

Valves, Exhaust, Stainless Steel, 1.60 in. Diameter, Chevy, Small Block, 350, 383, 400, Set of 8

Part Number: MIL-45615-8

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Race Valves for Chevrolet SUM-V8010-8

4.5 out of 5 stars ( 12 )

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Rollmaster Red Series Timing Sets NA-CS1040-LB10

Timing Chain and Gear Set, Red Series, Double Roller, Billet Steel Sprockets, Chevy, Small Block V6/V8, Set

Part Number: RMR-NACS1040LB10

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Cometic MLS Marine Head Gaskets C5636-070

.070" MLS-5 GEN 4,5&6 BLOCKS

Part Number: CGT-C5636-070

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Milodon Megaflow Competition Valves 45315-8

Valves, Intake, Race, Stainless Steel, 1.94 in. Diameter, Ford, Small Block, 302, Set of 8

Part Number: MIL-45315-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

RAM Throwout Bearings 488

Throwout Bearing, 1 1/8 in. Shaft Diameter, 1.270 in. Overall Length, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: RAM-488

3.0 out of 5 stars ( 2 )

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Milodon Mechanical Water Pumps 16225

Water Pump, Mechanical, High-Volume, Long, 1969-1986, Chevy Big Block Mk IV, 396/427/454, Steel, Natural, Each

Part Number: MIL-16225

3.25 out of 5 stars ( 4 )

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RAM 6000 Series Clutch Discs 6117

Clutch Disc, Sintered Bronze, 1 1/16 in. Diameter Shaft, 10-Spline, 10 in. Dia. Disc, Ford, 5.0L, Each

Part Number: RAM-6117

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Cometic MLS Head Gaskets C5846-040

Head Gaskets, 4.380 in. Bore, .040 in. Compressed Thickness, Pontiac, Each

Part Number: CGT-C5846-040

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Champ Pans Timing Cover Bolt Kits JR536

Timing Cover Bolt Set, Chevy SB, Set of 10

Part Number: CHP-JR536

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Moroso Diecast Aluminum Valve Covers 68380

Valve Covers, Tall, Aluminum, Polished, Moroso Logo, Chevy, Small Block, Pair

Part Number: MOR-68380

5.0 out of 5 stars ( 4 )

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Canton Racing Crankshaft Pulley Shim Kits 74-900

Crankshaft Pulley Shims, 1/16 in., 1/8 in., 3/16 in., Set of 3

Part Number: CTR-74-900

4.56 out of 5 stars ( 18 )

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Cometic MLS Head Gaskets C5480-040

Head Gaskets, 4.080 in. Bore, .040 in. Compressed Thickness, Ford, Small Block, Each

Part Number: CGT-C5480-040

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1978 Parts and Accessories