Availability
1998 GMC Gaskets & Seals
Exhaust Gaskets, Pro Copper Embossed, 18 Degree Port, Chevy, Small Block, Pair
Part Number: SCE-4111
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gasket, Copper, 4.155 in. Bore, 0.072 in. Thickness, Chevy, Small Block, Each
Part Number: SCE-P111572
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Gasket, Timing Cover, Cork/Rubber, Chevy, GMC/Hummer, 6.2/6.5L, Diesel, V8, Kit
Part Number: FEL-TCS45686
Estimated Ship Date: Today
Estimated Ship Date: Today
Automatic Transmission Oil Rings, Turbine Shaft Seals, PTFE®, Chevrolet, THM700-R4, 4L60, MD8, 4L65E, 4L70E, Each
Part Number: ADO-8667035
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gasket, Copper, 4.630 in. Bore, 0.032 in. Thickness, Chevy, Mark 4 Big Block, Each
Part Number: SCE-P136232
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Today
Head Gaskets, MLS Spartan, 4.630 in. Bore, Multi-layer Stainless Steel, 0.039 in. Compressed Thickness, Chevrolet, Chevy Big Block, Each
Part Number: SCE-M136339
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Timing Cover Seals, ACDelco Crankshaft Front Seals, Multi-Purpose Seal, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Saab, Each
Part Number: ADO-4762N
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Flange Gasket, Composite, Chevy, GMC, Each
Part Number: WLK-31618
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gaskets, Titan Copper, 4.630 in. Bore, 0.072 in. Compressed Thickness, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-T136272
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Head Gaskets, Titan Copper, 4.380 in. Bore, 0.072 in. Compressed Thickness, O-ring of the Block or Heads Is Required, Chevy, Big Block Mark IV, Each
Part Number: SCE-T133872
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Head Gaskets, Titan Copper, 4.570 in. Bore, 0.072 in. Compressed Thickness, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-T135772
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Head Gasket, Copper, 4.200 in. Bore, 0.050 in. Thickness, Chevy, LT Small Block, Each
Part Number: SCE-P112050
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gaskets, Pro Copper, 4.630 in. Bore, 0.093 in. Compressed Thickness, No Water Holes, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-P136293NW
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Timing Cover Gasket, Silicone Rubber, Chevrolet, GMC, 7.4L, Each
Part Number: ADO-10198910
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gaskets, Oil Filter Adapter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Jeep, Kit
Part Number: RNB-82560
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Rear Seal, Steel with Rubber Insert, Chevy, GMC, Rolls Royce, Automatic, Each
Part Number: ATP-JO124
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft Seal, 2.415 in. Outside Diameter, 1.250 in. Inside Diameter, .551 in. Width, Buick, Cadillac, Chevrolet, GMC, Isuzu, 8.25" IFS Each
Part Number: TMK-710648
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gaskets, Titan, Copper, 4.380 in. Bore, .062 in. Compressed Thickness, Chevy, Big Block, Each
Part Number: SCE-T133862
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
AIR Tube Gasket, Secondary Air Injection Pipe Gasket, OE Replacement, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each
Part Number: ADO-219-594
Estimated Ship Date: Today
Estimated Ship Date: Today
Bui;Cad;Chev;GMC;Olds:Pont:G10, F85, G1500(68-89)
Part Number: MAH-P27857TC
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Gaskets, Pro Copper, 4.630 in. Bore, 0.072 in. Compressed Thickness, No Water Holes, Chevrolet, Big Block Mark IV, Each
Part Number: SCE-P136272NW
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Head Gasket, MLS Sparten, Multi-Layer Stainless Steel, 4.213 in. Bore, 0.067 in. Compressed Thickness, Chevrolet, Small Block, Each
Part Number: SCE-M112167
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Exhaust Gaskets, Header, Copper, Oval Port, Chevy, Small Block, Pair
Part Number: SCE-4311
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
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