GMC SIERRA 3500 Engine Gaskets & Seals Gaskets & Seals

ACDelco Water Neck and Thermostat Housing Seals 12570307

Water Neck Gaskets and O-Rings, Water Neck and Thermostat Housing Seals, EPDM Rubber, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-131-169

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ACDelco Rear Crankshaft Oil Seals 97209342

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

Part Number: ADO-97209342

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Fel-Pro Oil Pan Gaskets OS 30714 R

Oil Pan Gasket Set

Part Number: FEL-OS30714R

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Fel-Pro Head Gaskets 26168 PT

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

Part Number: FEL-26168PT

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Mahle Original Valve Stem Seals SS45920

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

Part Number: MAH-SS45920

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Fel-Pro Oil Cooler Mounting Gaskets and Seals 72462

Oil Cooler Gaskets, Gasket, Each

Part Number: FEL-72462

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Fel-Pro Valve Stem Seals SS 70945

Valve Stem Seals, Umbrella Type, Rubber, Avanti, Chevy, GMC, Pontiac, Set of 16

Part Number: FEL-SS70945

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Fel-Pro Water Pump Gaskets 35664

Water Pump Gasket

Part Number: FEL-35664

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Cometic MLS Head Gaskets C5762-080

Cometic MLS Head Gaskets C5762-080

.080" MLS-5 RH SIDE HEAD GSKT

Part Number: CGT-C5762-080

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Cometic MLS Head Gaskets C5765-080

.080" MLS-5 LH SIDE HEAD GSKT

Part Number: CGT-C5765-080

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Cometic MLS Head Gaskets C5761-040

.040" MLS- RH SIDE HEAD GASKET

Part Number: CGT-C5761-040

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Cometic MLS Head Gaskets C5764-040

.040" MLS- LH SIDE HEAD GASKET

Part Number: CGT-C5764-040

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Fel-Pro Water Neck Gaskets 35720

Water Neck Gasket, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: FEL-35720

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Edelbrock Cylinder Head Gaskets 7356

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

Part Number: EDL-7356

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ACDelco GM Genuine Parts Water Pump Gaskets 94011702

Water Pump Gaskets, EPDM Rubber, Chevrolet, GMC, Each

Part Number: ADO-251-2031

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ACDelco Throttle Body Gaskets 12570168

Throttle Body Gasket, Composite, Chevy, GMC, 7.4L, 8.1L, Each

Part Number: ADO-12570168

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

SCE Throttle Body Gaskets 214

Throttle Body Gasket, Thick-option Replacement, Paper, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: SCE-214

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Mahle Original Engine Gasket Sets 95-3727

Engine Kit Gasket Set General Motors Truck 2004-2007 6.6L Duramax Diesel VIN 2, 6, and D

Part Number: MAH-95-3727

2.0 out of 5 stars ( 1 )

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

ACDelco Water Neck and Thermostat Housing Seals 97223686

Water Neck Gaskets and O-Rings, Water Neck and Thermostat Housing Seals, Chevrolet, GMC, Each

Part Number: ADO-97223686

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ACDelco GM Genuine Parts Turbocharger to Manifold Gaskets 97188685

Gasket, Exhaust Manifold Flange to Turbocharger, Chevrolet, GMC, Duramax, 6.6L, Each

Part Number: ADO-97188685

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Enginetech Engine Valve Stem Oil Seals S900V-20

Engine Valve Stem Oil Seal 01-22 BUI/CAD/CHV/GMC/Hummer/IZU/PON/SAB/SAT 3.5L/3.9L/4.8L/5.3L/5.7L/6.0L/6.2L/7.0L

Part Number: EGN-S900V-20

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Cometic MLS Head Gaskets C5761-051

Head Gasket, Marine, 4.280 in. Bore, .051 in. Compressed Thickness, Chevy, Right Side, Each

Part Number: CGT-C5761-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Cometic MLS Head Gaskets C5764-051

Head Gasket, Marine, 4.280 in. Bore, .051 in. Compressed Thickness, Chevy, Left Side, Each

Part Number: CGT-C5764-051

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Cometic MLS Head Gaskets C5762-045

.045" MLS- RH SIDE HEAD GASKET

Part Number: CGT-C5762-045

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Cometic MLS Head Gaskets C5765-045

.045" MLS- LH SIDE HEAD GASKET

Part Number: CGT-C5765-045

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today