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2003 CHEVROLET SILVERADO 2500 HD Engine Gaskets & Seals

Individual Parts

Results 101 - 125 of 310

Valve Stem Seal, Metal with Molded Rubber, Hat Style, GM. LS Engine, Set of 8

Part Number: MAH-SS45921

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

.040" MLS- LH SIDE HEAD GASKET

Part Number: CGT-C5764-040

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

.040" MLS- RH SIDE HEAD GASKET

Part Number: CGT-C5761-040

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Head Gasket, PermaTorque, 4.330 in. Gasket Bore, Chevy, GMC, 8.1L, Left Side Cylinder Head, Each

Part Number: FEL-26168PT

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

GM TRK 8.1L 2001-2004

Part Number: MAH-MS16367

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Head Gasket, MLS, Multi-layer Stainless Steel, 4.000 in. Bore, 0.060 in. Compressed Thickness, Chevrolet, LS, Each

Part Number: CGT-C5477-060

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Timing Cover Gasket Set

Part Number: FEL-TCS46007

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Head Gaskets, Chevrolet, BBC, Gen V & VI 502, Chevy, Pair

Part Number: EDL-7356

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Head Gasket, MLS, Multi-layer Stainless Steel, 4.000 in. Bore, 0.036 in. Compressed Thickness, Chevrolet, LS, Each

Part Number: CGT-C5477-036

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Engine Gasket Set, MLS Headgaskets, 4.100 in. Bore, .045 in. Compressed Thickness, GM, Duramax Diesel, Set

Part Number: CGT-PRO3008T-45

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Rear Main Seal, 1-Piece, Rubber, Chevy, GMC, Each

Part Number: FEL-BS40673

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rear Main Seals, Rear Crankshaft Oil Seals, One-piece, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: ADO-97209342

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Seal, Water Crossover Seal, Rubber/Steel, Chevrolet, Each

Part Number: BTC-BTR51933

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Head Gasket, MLS, 4.130 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-051

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Oil Cooler Gaskets, Gasket, Each

Part Number: FEL-72462

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: CGT-PRO1036B

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: CGT-C5489-062

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Valve Stem Seals, Positive Stop, 0.492 in. Guide, 0.616 in. Valve Stem, Blue Seal, Metal Jacket Style Seals, Set of 16

Part Number: CGT-3516P-16

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Head Gasket, MLS, 4.130 in. Bore, .032 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-032

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Valve Stem Seals, Positive Stop, Rubber, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Pontiac, Set of 8

Part Number: MAH-SS45920

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Head Gasket, MLS, 4.060 in. Bore, .086 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-086

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Water Pump Gasket

Part Number: FEL-35664

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Head Gasket, MLS, 4.060 in. Bore, .098 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-098

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Head Gasket, MLS, 4.060 in. Bore, .120 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-120

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Head Gasket, MLS, Multi-layer Stainless Steel, 4.000 in. Bore, 0.098 in. Compressed Thickness, Chevrolet, LS, Each

Part Number: CGT-C5477-098

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air