1981 Cylinder Heads Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

FLOTEK 315cc Big Block Chevy Cylinder Heads 315-6058

Cylinder Head, 315cc, Solid Roller, Aluminum, Assembled, 0.750 in. Lift, Chevrolet, Big Block Mark IV, Each

Part Number: FLK-315-6058

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

FLOTEK 360cc Big Block Chevy Cylinder Heads 360-5059

Cylinder Head, 360cc, Solid Roller, Aluminum, Assembled, 0.850 in. Lift, Chevrolet, Big Block Mark IV, Each

Part Number: FLK-360-5059

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

Edelbrock Valve Guides 9706

Edelbrock Valve Guides 9706

Valve Guide, Replacement, Exhaust, Manganese Bronze, for EDL Cylinder Head 77219 Only, Ford, Small Block, Each

Part Number: EDL-9706

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Edelbrock Replacement Valve Seats 9711

Valve Seat; Intake; 1.90 in. Valve

Part Number: EDL-9711

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Edelbrock Replacement Valve Seats 9716

Valve Seat; Intake; 2.19 in. Valve

Part Number: EDL-9716

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 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: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

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: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 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: Today

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Milodon Head Studs 80235

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

Part Number: MIL-80235

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Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 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: Today

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World Products S/R Torquer Cylinder Heads 042660

Cylinder Head, S/R Torquer, Cast Iron, Bare, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042660

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 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: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Milodon Head Studs 80133

Cylinder Head Studs, Chromoly, Black Oxide, 12-Point Head, Chevy, Big Block, Dart, Merlin, Bowtie Heads, Set

Part Number: MIL-80133

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 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: Today

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Milodon Head Studs 80136

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

Part Number: MIL-80136

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 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: Today

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Milodon Head Studs 80155

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Ford, 289, 302, with Stock Heads, Set

Part Number: MIL-80155

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

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ARP Pro Series Cylinder Head Studs 154-4001

4.75 out of 5 stars ( 26 )

Estimated Ship Date: Today

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Edelbrock E-CNC 355 Cylinder Heads 79555

Cylinder Head, E-CNC 355, Aluminum, Assembled, Rectangular Port, Chevy, Big Block, Each

Part Number: EDL-79555

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Edelbrock Big Victor Spread-Port Bare CNC Cylinder Heads 618270

Cylinder Head, 12 Degree, BBC, Big Victor Spread Port, HIP'd, 12-degree Intake Valve, CNC-Ported, 4.840 in. Bore Space, Conical Machined Chamber, Each

Part Number: EDL-618270

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Edelbrock Pro-Port Raw Cylinder Heads 618369

Cylinder Head, Big Victor Spread-Port 14 Degree CNC, Bare, Aluminum, Chevy, Big Block, Each

Part Number: EDL-618369

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 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: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 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: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

AFR Valve Guides 9045-8

Valve Guide, Intake, Bronze, Chevy, Big Block, Set of 8

Part Number: AFR-9045-8

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today