2021 Engine Gaskets & Seals

Rear Main Seals, GM Genuine Parts, Crankshaft Rear Oil Seal, One-piece, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-12665076

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

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

Part Number: ADO-251-2031

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20 Summit Bucks

Timing Cover Seals, ACDelco Crankshaft Front Seals, Multi-Purpose Oil Seal, Chevy, GMC, Each

Part Number: ADO-710568

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

CAP ASM-OIL FLTR

Part Number: ADO-12682013

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Engine Valve Stem Oil Seal Set, Engine Valve Stem Oil Seal Set, SEAL KIT,VLV STEM OIL

Part Number: ADO-19207664

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Manual Transmission Replacement Part, Fill Plug, Steel, Geo, Each

Part Number: ADO-93439312

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

GASKET KIT-CM/SHF CVR

Part Number: ADO-25203703

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

RETAINER,CR/SHF FRT OIL SEAL

Part Number: ADO-710569

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Intake Manifold Gaskets, Rubber, Cadillac, Chevy, 2.0L, 2.5L, Set

Part Number: ADO-12655276

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Timing Cover Seal, GM Genuine Parts, Chevrolet, GMC, Each

Part Number: ADO-24585065

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

GASKET-CYL HD

Part Number: ADO-25203038

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

SEAL-W/PMP INL PIPE (O RING)

Part Number: ADO-12650512

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Intake Manifold Gaskets, GM Genuine Parts Intake Manifold Gaskets, Stock Style Port, Buick, Cadillac, Chevy, GMC, Sold as a Set

Part Number: ADO-12700744

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Intake Manifold Gaskets, GM Genuine Parts, Stock Port Style, Chevrolet, GMC, 2.8L Diesel, Each

Part Number: ADO-12637739

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

SEAL KIT-VLV STEM OIL

Part Number: ADO-12664250

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Head Gasket, GM OE, 2.980 in. Bore, 0.040 in. Compressed Thickness, Buick, Chevy, GMC, Each

Part Number: ADO-12681524

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

GASKET-EXH TURBO INL PIPE

Part Number: ADO-12688019

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Turbocharger Gasket

Part Number: ADO-12677294

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Timing Cover Seals, Front Crankshaft, Buick, Cadillac, Chevrolet, GMC, L4, V6, Each

Part Number: ADO-12626923

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Engine Cylinder Head Gasket, Cylinder Head Gasket

Part Number: ADO-12663552

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Head Gasket, GM OE, 3.447 in. Bore, 0.038 in. Compressed Thickness, Multi-Layer Steel, Cadillac, Each

Part Number: ADO-12648111

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Head Gasket, GM OE, 3.530 in. Bore, 0.029 in. Compressed Thickness, Multi-Layer Steel, Buick, Cadillac, Chevy, GMC, Each

Part Number: ADO-12648979

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Head Gasket, GM OE, 3.447 in. Bore, 0.038 in. Compressed Thickness, Multi-Layer Steel, Cadillac, Each

Part Number: ADO-12648112

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Engine Camshaft Housing Gasket, Engine Camshaft Housing Gasket, SEAL-CM/SHF CVR

Part Number: ADO-25198753

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

GASKET-CYL HD

Part Number: ADO-12647575

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order