2004 GMC Gaskets & Seals - Free Shipping on Orders Over $109 at Summit Racing

Mahle Original Rear Main Seals JV1691

General Motors Truck, 6.6L Duramax Diesel 2001-2007 All Engine VIN and Code

Part Number: MAH-JV1691

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Fel-Pro Intake Manifold Gaskets MS 96440-2

USE MHG MS19673

Part Number: FEL-MS964402

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Fel-Pro Crankshaft Front Seals TCS46193

Timing Cover Seal, Front Crankshaft Seal, Chevrolet, GMC, 6.6L, Duramax, Each

Part Number: FEL-TCS46193

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Fel-Pro Valve Stem Seals SS 71043

Valve Stem Seals, Positive Stop, Cadillac, Oldsmobile, 4.0/4.6L, V8, Set of 16

Part Number: FEL-SS71043

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Fel-Pro Valve Stem Seals SS 71043-1

Valve Stem Seals, Positive Stop, Buick, Chevrolet, GMC, Oldsmobile, Isuzu, Saab, 4.2L, L6, Set of 24

Part Number: FEL-SS710431

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Cometic Head Gaskets C5761-089

.086-IN. MLS-5 FOR A460 BLOCK

Part Number: CGT-C5761-089

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5765-045

Cometic MLS Head Gaskets C5765-045

.045" MLS- LH SIDE HEAD GASKET

Part Number: CGT-C5765-045

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5751-089

Head Gasket, MLS, 4.060 in. Bore, .089 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-089

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic Head Gaskets C5763-036

Cylinder Head Gasket , .036" MLS- RH SIDE HEAD GASKET, GM/MERCURY 8.1L 496ci 4.450"

Part Number: CGT-C5763-036

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic Head Gaskets C5766-036

Cylinder Head Gasket , .036" MLS- LH SIDE HEAD GASKET, GM/MERCURY 8.1L 496ci 4.450"

Part Number: CGT-C5766-036

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5751-066

Head Gasket, MLS, 4.060 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-066

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Cometic MLS Head Gaskets C5751-040

5 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Cometic MLS Head Gaskets C5765-066

.066" MLS-5 LH SIDE HEAD GSKT

Part Number: CGT-C5765-066

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5882-084

Head Gasket, MLS, 4.100 in. Bore, .084 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5882-084

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5883-060

Head Gasket, MLS, 4.100 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5883-060

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5882-060

Head Gasket, MLS, 4.100 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5882-060

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5883-053

Head Gasket, MLS, 4.100 in. Bore, .053 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5883-053

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5761-070

.070" MLS-5 RH SIDE HEAD GSKT

Part Number: CGT-C5761-070

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5764-045

.045" MLS- LH SIDE HEAD GASKET

Part Number: CGT-C5764-045

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5477-086

Head Gasket, MLS, Multi-layer Stainless Steel, 4.000 in. Bore, 0.086 in. Compressed Thickness, Chevrolet, LS, Each

Part Number: CGT-C5477-086

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5475-056

.056" MLS-5 HEAD GASKET

Part Number: CGT-C5475-056

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic Head Gaskets C15524-060

.060" MLS-5 HEAD GASKET

Part Number: CGT-C15524-060

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic Street Pro Top-End Gasket Kits PRO3008T

4.100" TOP END GASKET KIT, GM 6.6L DURAMAX 2001-2004

Part Number: CGT-PRO3008T

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Cometic MLS Head Gaskets C5317-027

Head Gasket, MLS, 4.130 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-027

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5318-089

Head Gasket, MLS, 4.160 in. Bore, .089 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-089

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Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Cometic MLS Head Gaskets C5317-086

Head Gasket, MLS, 4.130 in. Bore, .086 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-086

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today