1978 Cylinder Heads Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

World Products Motown 220 Cylinder Heads 014150-1

Cylinder Head, Motown, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-014150-1

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

World Products Merlin Cylinder Heads 030040-1

World Products Merlin Cylinder Heads 030040-1

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: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Enginetech Valve Guides GD9107

Engine Valve Guide 63-95 CHV/GM/GMC 4.3L/4.8L/5.0L/5.7L/6.6L

Part Number: EGN-GD9107

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

Enginetech Valve Guides GD9869

Engine Valve Guide 60-83 FRD/MER 2.4L/2.8L/3.3L/4.1L

Part Number: EGN-GD9869

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

Enginetech Valve Guides GD9972H

Engine Valve Guide 65-98 BUI/CHV/GMC/OLD/PON 6.5L/6.6L/7.0L/7.4L/L

Part Number: EGN-GD9972H

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

ATK High Performance 315cc BBC Aluminum Cylinder Heads HPBBC360

Cylinder Head, 360cc Runner, Aluminum, 121cc Chamber, 2.250 in. Intake Valve, 1.880 in. Exhaust Valve, 0.675 in. Max Lift, Chevy, Each

Part Number: HPE-HPBBC360

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

VEGE Remanufactured Cylinder Heads 2C05

Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Avanti, Buick, Chevy, Excalibur, GMC, Oldsmobile, Pontiac, V8, Each

Part Number: VRE-2C05

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

AFR Valve Guides 9042-8

Valve Guide, 11/32 in., Bronze, Intake, Chevy, Big Block, Set of 8

Part Number: AFR-9042-8

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

AFR Valve Guides 9041-8

Valve Guide, 11/32 in., Bronze, Exhaust, Chevy, Big Block, Set of 8

Part Number: AFR-9041-8

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Milodon Head Studs 80138

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Chevrolet, Big Block, Dart Big Chief Heads, Kit

Part Number: MIL-80138

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Milodon Head Studs 80136

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Chevy, Big Block, Dart, Merlin, Bowtie, Heads, Set

Part Number: MIL-80136

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

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ARP Pro Series Cylinder Head Studs 235-4018

5 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Milodon Head Studs 80137

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Chevrolet, Big Block, Brodix Pontiac Pro Stock, Kit

Part Number: MIL-80137

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Milodon Head Studs 80134

Cylinder Head Studs, Chromoly, Black Oxide, 12-Point Head, Chevrolet, Big Block, Brodix Pontiac Pro Stock, Kit

Part Number: MIL-80134

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Milodon Head Studs 80235

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Chrysler, 340, 360, with Stock, W2 Heads, Set

Part Number: MIL-80235

Not Yet Reviewed

Estimated Ship Date: Jun 24, 2026 if ordered today

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Estimated Ship Date: Jun 24, 2026 if ordered today

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ARP High Performance Series Cylinder Head Bolt Kits 144-3602

4.75 out of 5 stars ( 24 )

Estimated Ship Date: Tomorrow

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Milodon Head Studs 80175

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Ford, 351C, 351M, 400, with Stock Heads, Set

Part Number: MIL-80175

Not Yet Reviewed

Estimated Ship Date: Jun 24, 2026 if ordered today

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Estimated Ship Date: Jun 24, 2026 if ordered today

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ARP High Performance Series Cylinder Head Bolt Kits 154-3604

4.75 out of 5 stars ( 22 )

Estimated Ship Date: Tomorrow

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PRW Cylinder Headbolt Kits 1045401

Cylinder Head Bolts, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point, Chevy, Big Block,Kit

Part Number: PQX-1045401

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

World Products Merlin Cylinder Heads 030040

Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

World Products S/R Torquer Cylinder Heads 042670

Cylinder Head, S/R Torquer, Cast Iron, Bare, 76cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042670

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Manley Superior Head Bolts 42322

Cylinder Head Bolts, High Performance, Hex Head, Chevy, Big Block, Dart, Merlin, Bowtie Heads, 1 Head, Set

Part Number: MAN-42322

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

Enginetech Valve Guides GD5607-100

Engine Valve Guide 55-01 AMC/BUI/CAD/CHV/FRD/GM/GMC/JEP/LIN/MER/OLD/PON

Part Number: EGN-GD5607-100

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

PRW Cylinder Head Stud Kits 1031821

Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Mopar, Kit

Part Number: PQX-1031821

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

World Products Merlin Cylinder Heads 030630

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

Part Number: WRL-030630

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Edelbrock Replacement Valve Seats 9709

Valve Seat; Intake; 2.02 in. Valve

Part Number: EDL-9709

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Gardner-Westcott Cylinder Head Bolt Kits 56472-H

Cylinder Head Bolts, Steel, Chrome, Hex Head, Chevy, Small Block, Outer Bolts Only, Set of 16

Part Number: GAR-56472-H

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

World Products Sportsman II Heads 012150

Cylinder Head, Sportsman II, Cast Iron, Bare, 72cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-012150

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today