HUMMER Gaskets & Seals - Free Shipping on Orders Over $109 at Summit Racing

Cometic MLS Head Gaskets C5318-080

Cometic MLS Head Gaskets C5318-080

Head Gasket, MLS, 4.160 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-080

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5317-092

Head Gasket, MLS, 4.130 in. Bore, .092 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-092

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Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5319-027

Head Gasket, MLS, 4.190 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-027

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Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5317-120

Head Gasket, MLS, 4.130 in. Bore, .120 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-120

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Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5317-054

Head Gasket, MLS, 4.130 in. Bore, .054 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-054

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Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic Head Gaskets C5319-075

.075" MLS-5 HEAD GASKET

Part Number: CGT-C5319-075

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Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic Head Gaskets C5319-098

HEAD GASKET

Part Number: CGT-C5319-098

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Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5317-089

Head Gasket, MLS, 4.130 in. Bore, .089 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-089

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5318-070

Head Gasket, MLS, 4.160 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-070

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5751-124

Head Gasket, MLS, 4.060 in. Bore, .124 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-124

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic Head Gaskets C5014-032

Cylinder Head Gasket , .032" MLX HEAD GASKET , GM LS SERIES V8 4.150" BORE

Part Number: CGT-C5014-032

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Fel-Pro Throttle Body Gaskets 61746

Throttle Body Gasket, Chevy, GMC, Hummer, Each

Part Number: FEL-61746

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Mahle Original Valve Stem Seals SS45974

Valve Stem Seals, Positive Stop, Rubber, Chevrolet, GMC, Hummer, Duramax, Set of 16

Part Number: MAH-SS45974

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Mahle Original Engine Conversion Gasket Sets CS54736

GMC 3.5L Vin 6 L5cyl. (2004-2006)

Part Number: MAH-CS54736

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

MAHLE Original EGR Gaskets G31535

GM-Trk:Silverado&New Sierra;292(4.8L),317(5.3L)&365(6.0L)Eng.(1999)

Part Number: MAH-G31535

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Mahle Original Rear Main Seals JV1722

GMC 3.5L Vin 6 L5cyl. (2004-2006)

Part Number: MAH-JV1722

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Fel-Pro Exhaust Pipe Flange Gaskets 61379

Exhaust Pipe Gasket

Part Number: FEL-61379

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Fel-Pro Water Pump Gaskets 35756

Water Pump Gasket, Rubber, Chevy, GMC, Each

Part Number: FEL-35756

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Fel-Pro PermaDry Valve Cover Gaskets VS 50228 C

Valve Cover Gaskets, PermaDry, Blue Stripe Cork/Rubber, Chevy, Pair

Part Number: FEL-VS50228C

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Fel-Pro Water Neck Gaskets 35757

Water Neck Gaskets and O-Rings, Composite/Rubber Seal, Crossover Pipe Gasket, Chevrolet, GMC, Hummer, 6.6L Diesel, Each

Part Number: FEL-35757

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ACDelco Water Neck and Thermostat Housing Seals 97223686

Not Yet Reviewed

Estimated Ship Date: Today

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Fel-Pro Turbocharger Gaskets 61789

Turbocharger Gasket, Turbine Outlet, Stainless Steel, Chevy, Dodge, Ford, GMC, Hummer, Ram, Each

Part Number: FEL-61789

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Fel-Pro Rear Main Seals BS 40604

Rear Main Seal, 1-Piece, Rubber, AM General, Chevy, GMC, Hummer, Workhorse, Each

Part Number: FEL-BS40604

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Cometic Engine Gasket Sets PRO1040T

3.840" TOP END GSK KIT 01-10

Part Number: CGT-PRO1040T

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5319-036

Head Gasket, MLS, 4.190 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-036

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5319-070

Head Gasket, MLS, 4.190 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-070

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today