2004 GMC Engine Gaskets & Seals Gaskets & Seals - Free Shipping on Orders Over $109 at Summit Racing

Fel-Pro Head Gasket Sets HS 26168 PT

Gaskets, Head Set, Chevy, GMC, 8.1L, Set

Part Number: FEL-HS26168PT

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

ACDelco Rear Main Seal Cover Gaskets 12639249

Rear Main Seal Cover Gasket, Rubber/Aluminum, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: ADO-12639249

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic Street Pro Top-End Gasket Kits PRO1040T-045

Domestic Street Pro Kit, Top End Gasket Kit, GM LS 4.8L/5.3L Truck/Van 2001-2010

Part Number: CGT-PRO1040T-045

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Melling Oil Strainer Gaskets and Seals M29517

Melling Oil Strainer Gaskets and Seals M29517

Gasket, Oil Strainer, Chevrolet, 4.8L, 5.3L, 6.0L, 6.2L, Small Block, Gen III/IV, LS, Pair

Part Number: MEL-M29517

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

BTR Valve Cover Gaskets BTR-37683-2

Valve Cover Gaskets, Rubber, Avanti, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Workhorse, Workhorse Custom Chassis, Pair

Part Number: BTC-BTR-37683-2

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic MLS Head Gaskets C5318-051

Head Gasket, MLS, 4.160 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-051

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic MLS Head Gaskets C5489-027

Head Gasket, MLS, 4.100 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-027

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic MLS Head Gaskets C5475-060

Head Gasket, 3.910 in. Bore, .060 in. Compressed Thickness, Chevy, LS, 5.7, Each

Part Number: CGT-C5475-060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Chevrolet Performance Oil Cooler Adapter Gaskets 15203889

Oil Cooler Adapter Gasket, Cadillac, Chevy, GMC, Hummer, Chevy Small Block LS, Each

Part Number: NAL-15203889

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Chevrolet Performance Valve Stem Seals 12482062

Valve Stem Seals, Brown, Exhaust, Chevy, Small Block, LS, Set of 8

Part Number: NAL-12482062

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Fel-Pro Coolant Crossover Mounting Gaskets ES73027

Coolant Crossover Mount Gasket Set, Chevy LS

Part Number: FEL-ES73027

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Summit Racing™ Multi-Layer Steel Head Gaskets SUM-111650

Head Gasket, Multi-Layer Steel, GM, LS Engine, 4.8L and 5.3L Truck, Pair

Part Number: SUM-111650

1.0 out of 5 stars ( 3 )

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Mahle Original Cylinder Head Gaskets 54441

5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026

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Mahle Original Cam Seals B32270

Camshaft Seal, Steel/Rubber, Natural, GM, Gen III/IV LS Engines, Each

Part Number: MAH-B32270

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic Street Pro Bottom-End Gasket Kits PRO1036B

BOTTOM END GSK KIT *NOTES, GM LS V8 4.8/5.3/5.7/6.0/6.2L

Part Number: CGT-PRO1036B

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic MLS Head Gaskets C5475-027

Head Gasket, 3.910 in. Bore, .027 in. Compressed Thickness, Chevy, LS, 5.7, Each

Part Number: CGT-C5475-027

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic MLS Head Gaskets C5489-062

Head Gasket, MLS, 4.100 in. Bore, .062 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-062

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

Cometic MLS Head Gaskets C5489-030

Head Gasket, MLS, 4.100 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Chevrolet Performance Intake Valley Pan Gaskets 12558178

Intake Gaskets, Rubber, Replacement Engine Block Valley Cover, Small Block Chevy LS, Each

Part Number: NAL-12558178

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mr. Gasket Valve Cover Gaskets 61040G

Valve Cover Gaskets, Molded Rubber Compound, Chevrolet, GMC, Chevrolet Small Block LS, Pair

Part Number: MRG-61040G

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

ACDelco Transmission Rear Seals 19340262

Transmission Seal, Rear, Rubber, Each

Part Number: ADO-9613S

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mahle Original Intake Manifold Gaskets MS19328

GM Truck 4.8L Vin V, 5.3L Vin B, T, Z; 6.0L Vin N, U. GM Pass 5.7L Vin G 97/04

Part Number: MAH-MS19328

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic MLS Head Gaskets C5751-027

Head Gasket, MLS, 4.060 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-027

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Fel-Pro Intake Manifold Gaskets MS 96057

Intake Manifold Gaskets, Replacement, Composite, Stock Port Style, Chevrolet, GMC, 8.1L, Set

Part Number: FEL-MS96057

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mahle Original Cam Seals B31822

Cam Seals, Original, Steel/Rubber, Natural, Buick, Cadillac, Chevy, GMC, Pontiac, Small Block LS, Each

Part Number: MAH-B31822

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Timken Timing Cover Seals 9845

Timing Cover Seal, Each

Part Number: TMK-9845

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air