CHEVROLET 7.4L/454 Engine Gaskets & Seals Gaskets & Seals - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Cometic MLS Head Gaskets C5434-056

Cometic MLS Head Gaskets C5434-056

Head Gasket, MLS, 4.630 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5434-056

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Fel-Pro Head Gasket Sets HS 8180 PT-5

Head Gasket Set, Intake/Cylinder Heads/Valve Stem Seals, Chevy, Big Block, Set

Part Number: FEL-HS8180PT5

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Dart Intake Manifold Gaskets 65123120

INTAKE GASKET

Part Number: DRT-65123120

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Offenhauser Turbo Thrust Intake Manifold Gaskets 5904-G

MANIFOLD PAIR

Part Number: OFY-5904G

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Cometic MLS Marine Head Gaskets C5641-030

Head Gaskets, MLS Marine, Multi-layer Stainless Steel, 4.600 in. Bore, 0.030 in. Compressed Thickness, Chevrolet, Big Block, Each

Part Number: CGT-C5641-030

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

SCE AccuSeal Pro Valve Cover Gaskets 218076

Valve Cover Gaskets, AccuSeal Pro, Laminated High-temperature Silicone/Cork, Chevrolet, Big Block, Pair

Part Number: SCE-218076

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Flatout Gaskets RCC Copper Cylinder Head Gaskets 963544620

Head Gaskets, RCC, 4.620 in. Bore, 0.040 in. Thickness, Rubber Coated Copper, Chevy, Big Block, 7/16 in. Head Studs, Pair

Part Number: FOG-963544620

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

SCE Pro Copper Head Gaskets P776250

HEAD GASKET, PRO COPPER,GM RACING DRCE-1 4.630 X .050 PRO COPPER HD GSKT

Part Number: SCE-P776250

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

Cometic MLS Marine Head Gaskets C5641-070

Head Gaskets, MLS Marine, 4.600 in. Bore, Chevrolet, Big Block, Designed To Fit Mercury Marine 1050 Gen IV with 2-bolt Intake Side of Gasket, Each

Part Number: CGT-C5641-070

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Engine Works Valve Cover Gaskets 454SVC

Gaskets, Valve Cover, Cork/Rubber, with Steel Core, 0.313 in. Thick, Chevy, BB, 396-454, Pair

Part Number: EW1-454SVC

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Edelbrock Cylinder Head Gasket Sets 7362

Gaskets, Head Set, Chevy, Mark IV, 396, 402, 427, 454, 1965-90, Rectangle Port, Set

Part Number: EDL-7362

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

Mahle Original Rear Main Seals JV705

Rear Main Seals, 2-piece, Rubber, Cadillac, Chevrolet, GMC, ISO, Each

Part Number: MAH-JV705

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Fel-Pro Oil Cooler Mounting Gaskets and Seals ES 72671

Oil Cooler Mounting Set, Gaskets, O-Rings, AM-General, Cadillac, Chevy, GMC, Workhorse, Kit

Part Number: FEL-ES72671

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

SCE Pro Copper Head Gaskets P135772NW

Head Gaskets, Pro Copper, 4.570 in. Bore, 0.072 in. Compressed Thickness, No Water Holes, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-P135772NW

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

SCE Vulcan Cut-Ring Head Gaskets CR135451

CHEVROLET BB 454 MK4 4.540 X.051 Vulcan Cut-Ring HG

Part Number: SCE-CR135451

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

SCE ICS Titan Copper Head Gaskets S145743

Head Gaskets, ICS Titan Copper, 4.570 in. Bore, 0.043 in. Compressed Thickness, Chevrolet, 7.4L Gen V/Gen VI, Each

Part Number: SCE-S145743

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Cometic MLS Marine Head Gaskets C5636-056

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

Part Number: CGT-C5636-056

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

SCE ICS Titan Copper Head Gaskets S135250

Head Gaskets, Titan, Copper, 4.520 in. Bore, .050 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: SCE-S135250

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Fel-Pro Head Gasket Sets HS 8523 PT-1

Head Gasket Set

Part Number: FEL-HS8523PT1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Canton Racing Oil Pan Gaskets 88-300

Oil Pan Gasket, Composite, Chevy, Big Block, V8, Each

Part Number: CTR-88-300

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Cometic MLS Head Gaskets C5817-080

Head Gasket, MLS, 4.320 in. Bore, .080 in. Compressed Thickness, Chevy, 427, 454, Each

Part Number: CGT-C5817-080

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Fel-Pro Performance Carburetor Mounting Gaskets 60482

Carburetor Mounting Gasket

Part Number: FEL-60482

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

SCE Titan Copper Head Gaskets T136280

Head Gaskets, Titan Copper, 4.630 in. Bore, 0.080 in. Compressed Thickness, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-T136280

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

Cometic MLS Head Gaskets C5331-034

Head Gasket, MLS, 4.630 in. Bore, .034 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5331-034

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Mahle Original Valve Stem Seals SS45804

Valve Stem Seal GM-Trk:366,427 Engs.(91-94), 454 Eng.(91-95)

Part Number: MAH-SS45804

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air