1998 GMC Gaskets & Seals - Free Shipping on Orders Over $109 at Summit Racing

Mahle Original Valve Stem Seals SS45804

Valve Stem Seal GM-Trk:366,427 Engs.(91-94), 454 Eng.(91-95)

Part Number: MAH-SS45804

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE Water Neck Gaskets 11108

SCE Water Neck Gaskets 11108

Gasket, Composite, Water Outlet, Chevy, Pontiac, L6/V8, Each

Part Number: SCE-11108

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE Titan Copper Head Gaskets T110632

Head Gaskets, Titan, Copper, 4.060 in. Bore, .032 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: SCE-T110632

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 9, 2026 if ordered today

SCE Pro Copper Embossed Exhaust Gaskets 4311

Exhaust Gaskets, Header, Copper, Oval Port, Chevy, Small Block, Pair

Part Number: SCE-4311

4.36 out of 5 stars ( 14 )

...Loading

SCE Titan Copper Head Gaskets T136232

Head Gaskets, Titan, Copper, 4.630 in. Bore, .032 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: SCE-T136232

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 1, 2026 if ordered today

SCE Titan Copper Head Gaskets T134443

Head Gaskets, Titan, Copper, 4.440 in. Bore, .043 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: SCE-T134443

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

Walker Exhaust Flange Gaskets 31589

Exhaust Flange Gasket, Composite with Steel Core, for use on Acura®, Honda®, Chevy, GMC, Suzuki, Volvo, Each

Part Number: WLK-31589

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco Throttle Body Gaskets 12570168

Throttle Body Gasket, Composite, Chevy, GMC, 7.4L, 8.1L, Each

Part Number: ADO-12570168

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fel-Pro Head Gaskets 9701 PT

Head Gasket, Steel Core Laminate, AM General/Chevy, GMC/Hummer, 6.5L Diesel, Each

Part Number: FEL-9701PT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE Pro Copper Head Gaskets P135762NW

Head Gaskets, Pro Copper, 4.570 in. Bore, 0.062 in. Compressed Thickness, No Water Holes, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-P135762NW

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

SCE AccuSeal Pro Exhaust Gaskets 213181

Exhaust Gaskets, AccuSeal Pro, Graphite/Steel, Large Round, 2.050 in. Port, Chevy, Big Block, Set

Part Number: SCE-213181

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE MLS Spartan Head Gaskets M112167

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 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

SCE MLS Spartan Head Gaskets M111751GS

Head Gasket, MLS Spartan, Gas-Stopper, 4.174 in. Bore, 0.051 in. Thick, Chevy, Small Block, Each

Part Number: SCE-M111751GS

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE Vulcan Cut-Ring Head Gaskets CR136339

CHEVROLET BB 454 MK4 4.630X.039 Vulcan Cut-Ring HG

Part Number: SCE-CR136339

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 9, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 9, 2026 if ordered today

SCE Graph-Form Premium Header Gaskets 411185

Header and Exhaust Manifold Gaskets, Graph-Form Premium, High-density/Hi-temp Graphite, SB2 Port, Chevrolet, 350, 400, Pair

Part Number: SCE-411185

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE Pro Copper Head Gaskets P133262

Head Gasket, Copper, 4.320 in. Bore, 0.062 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P133262

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Fel-Pro Oil Pump Gaskets 71012

Oil Pump Gasket, Chevy, GMC, Each

Part Number: FEL-71012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE Titan Copper Head Gaskets T133280

Head Gaskets, Copper, 4.320 in. Bore, .080 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: SCE-T133280

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

ACDelco GM Genuine Parts Water Pump Gaskets 12681600

Water Pump Gasket, GM Genuine Part, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-251-2022

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE MLS Spartan Head Gaskets M112139

Head Gaskets, MLS Spartan, 4.200 in. Bore, Multi-layer Stainless Steel, 0.039 in. Compressed Thickness, Chevrolet, Chevy Small Block, Each

Part Number: SCE-M112139

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 10, 2026 if ordered today

Mahle Original Fuel Pump Mounting Gaskets D27094

215 Applications(39-94)

Part Number: MAH-D27094

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 30, 2026 if ordered today

SCE Pro Copper Head Gaskets P135743NW

Head Gaskets, Pro Copper, 4.570 in. Bore, 0.043 in. Compressed Thickness, No Water Holes, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-P135743NW

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE Pro Copper Head Gaskets P133832

Head Gasket, Copper, 4.380 in. Bore, 0.032 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P133832

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

SCE Pro Copper Head Gaskets P133221

Head Gasket, Copper, 4.320 in. Bore, 0.021 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P133221

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Remflex Exhaust Flange Gaskets 2052

GM Chevy Truck Dual Port Y-Pipe Connector, 1 Port = 2" Dia., 1 Port = 2-3/4" Dia., 4-11/16"

Part Number: RFL-2052

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today