Availability
2004 GMC Engine Gaskets & Seals
.084" MLS-5 HEAD GASKET
Part Number: CGT-C5751-084
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
.060" MLS-5 LH SIDE HEAD GSKT
Part Number: CGT-C5764-060
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
.040" MLS- LH SIDE HEAD GASKET
Part Number: CGT-C5766-040
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Head Gasket, 3.910 in. Bore, .066 in. Compressed Thickness, Chevy, LS, 5.7, Each
Part Number: CGT-C5475-066
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
TBI Spacer Gasket, Chevy, GMC, Vortec, V6-V8 , Each
Part Number: TRD-2079
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
REAR SEAL
Part Number: NAL-94056175
Not Yet Reviewed
Estimated Ship Date: Jul 16, 2026 if ordered today
Estimated Ship Date: Jul 16, 2026 if ordered today
THERMOSTAT HOUSING SEAL
Part Number: CGT-C15036
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
WATER PUMP BACKING O-RING
Part Number: CGT-C15033
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
16PK POLY METAL JACKET
Part Number: CGT-3516PB-16
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Engine Coolant Pipe O-Ring Kit, Coolant Bypass Tube O-Ring Kit
Part Number: RNB-926-424
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Valve Stem Seals, Positive Stop, Chevrolet, GMC, 6.6L, Duramax, Set of 32
Part Number: FEL-SS72916
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Valve Stem Seals, Positive Stop, Buick, Chevrolet, GMC, Isuzu, 3.5L, L5, Set of 20
Part Number: FEL-SS710432
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Water Neck Gaskets and O-Rings, Rubber, Thermostat Seal, Chevrolet, GMC, Hummer, 6.6L Diesel, Each
Part Number: FEL-35762
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Head Gaskets, Multi-layer Steel, 3.720 in. Bore, 0.020 in. Compressed Thickness, Chevrolet, GMC, Isuzu, 3.5L, Each
Part Number: MAH-54736
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Gm Truck (8.1L) 2001-2004
Part Number: MAH-HS54348
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
SEAL KIT,CR/SHF FRT OIL
Part Number: ADO-89017621
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Water Pump Gasket
Part Number: ADO-251-2029
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Gasket, Engine Oil Pressure Relief Valve Gasket, GASKET,OIL PRESS RLF VLV (BACK OF FRONT COVER)
Part Number: ADO-94011695
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
RETAINER,CR/SHF FRT OIL SEAL
Part Number: ADO-710067
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
EGR Gaskets, ACDelco EGR Gaskets, EGR Tube Gasket, Chevy, GMC, Each
Part Number: ADO-219-330
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
SEAL KIT
Part Number: NAL-89018163
Not Yet Reviewed
Estimated Ship Date: Jul 7, 2026 if ordered today
Estimated Ship Date: Jul 7, 2026 if ordered today
Head Gasket, GM OE, 4.330 in. Bore, 0.056 in. Compressed Thickness, Graphite/Steel, Chevy, GMC, Each
Part Number: ADO-12558163
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Engine Gasket Set, Full Gasket Set, for 3.780 in./96mm Cylinder Bore, Chevy, 4.8L, 5.3L, Kit
Part Number: EGN-C325K-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
EGR Misc
Part Number: SMP-VG120
Not Yet Reviewed
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