GMC Engine Gaskets & Seals

Head Gasket, Gen. 3/4 Chevy LS 4.8 and 5.3L, 3.835 bore, .048 Thickness, MLS, Each

Part Number: FEL-26191PT

5.0 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Engine Gasket Sets, Full, Cadillac, Chevy, GMC, Isuzu, 5.3L, Kit

Part Number: FEL-260-1973

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Free Shipping

Gaskets, Timing Cover, Cork/Rubber, Chevy, Big Block, Kit

Part Number: FEL-TCS45060

4.91 out of 5 stars ( 32 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, Multi-layer Steel, 4.630 in. Bore, .051 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5331-051

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Rear Main Seals, Original, One-piece, Viton®, Chevy, Small Block LS, Each

Part Number: MAH-JV1657

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, Multi-Layer Stainless Steel, 4.060 in. Bore, 0.023 in. Thickness, Round Bore Style, Each

Part Number: CGT-C5245-023

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, MLS, 4.020 in. Bore, .051 in. Compressed Thickness, Chevy, Small Block, LS2/LS6, Each

Part Number: NAL-12589227

4.8 out of 5 stars ( 20 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Rear Main Seal Housing, LS Engine Crankshaft Rear Seal Housing, Aluminum, Includes Seal and Gasket, Will not fit LSX, Each

Part Number: ADO-12639250

4.43 out of 5 stars ( 7 )

Head Gasket, 4.030 in. Bore, .040 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: CGT-C5399-040

4.13 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Engine Gasket Sets, Full, AM General, Cadillac, Chevy, GMC, 5.7L, Kit

Part Number: FEL-260-1735T

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Free Shipping

Gasket, Composite, Water Outlet, AMC, Buick, Chevy, Olds, Pontiac, L4,L6/V8, Each

Part Number: FEL-35062

4.83 out of 5 stars ( 102 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, Permatorque MLS, 3.780 in. Bore, Buick, Chevy, GMC, Hummer, Isuzu, Saab, 5.3L, Each

Part Number: FEL-HS26190PT2

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Free Shipping

Valve Cover Gasket, Chevy, LS, Pair

Part Number: SUM-G2603

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Intake Manifold Gaskets, Original, Stock Port, Molded Rubber Compound, Chevy, 4.8L, 5.3L, 6.0L, Kit

Part Number: MAH-MIS16340

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, MLS, 4.200 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-040

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, MLS, 4.320 in. Bore, 0.040 in. Thickness, Chevy, 454, Each

Part Number: CGT-C5816-040

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, PermaTorque Severe Duty, 4.125 in. Bore, Chevy, Small Block, Each

Part Number: FEL-501SD

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, MLS, 4.100 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-051

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, MLS, 3.940 in. Bore, .052 in. Compressed Thickness, Chevy, Small Block, LS1/LS6, Each

Part Number: NAL-12589226

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Valve Cover Gaskets, Composite, Core-Reinforced, 0.313 in. Thick, Chevy, Small Block, Pair

Part Number: EDL-7549

4.43 out of 5 stars ( 42 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gaskets, Multi-layer Steel, Chevrolet, 6.2L Small Block Gen V, Each

Part Number: NAL-12688943

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, Multi-Layer Steel, Gen V, 5.3L, Chevy, Each

Part Number: NAL-12622325

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Engine Gasket Sets, Full, Cadillac, Chevy, GMC, Hummer, LS, Kit

Part Number: FEL-260-1956

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Free Shipping

Head Gasket, MLS, 4.165 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-027

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Head Gasket, MLS, 4.100 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-070

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Free Shipping