Gaskets & Seals
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Automotive Gaskets & Seals
From intake to exhaust, gaskets are always at the center of the action, providing the positive, leak-free seal your vehicle’s vital systems require to run at peak efficiency....
From intake to exhaust, gaskets are always at the center of the action, providing the positive, leak-free seal your vehicle’s vital systems require to run at peak efficiency. We have the automotive gaskets and seals for your daily driver or dedicated race car in individual pieces that are perfect for general maintenance or full sets with every gasket and seal you need for a complete engine rebuild. Choose from factory-replacement materials like cork and rubber, or high-tech gaskets made from multi-layer steel, dead-soft aluminum, copper, and more—all designed to withstand extreme heat and pressure.
From intake to exhaust, gaskets are always at the center of the action, providing the positive, leak-free seal your vehicle’s vital systems require to run at peak efficiency. We have the automotive gaskets and seals for your daily driver or dedicated race car in individual pieces that are perfect for general maintenance or full sets with every gasket and seal you need for a complete engine rebuild. Choose from factory-replacement materials like cork and rubber, or high-tech gaskets made from multi-layer steel, dead-soft aluminum, copper, and more—all designed to withstand extreme heat and pressure.
Showing In Stock Items. Show All 249 Items.
Header Gasket, Multi Layer Stainless Header Gasket - GM LS Based GEN III & IV Engines.
Part Number: KOK-SS-755818
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
BUILD IT WITH SUMMIT!
Gasket, Gen. 3/4 LS Timing Cover Set with Seal and Oil pump O-Rings, Cork/Rubber, 4.8/5.3/5.7/6.0/6.2L, V8's, Kit
Part Number: SUM-G2628
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Valve Stem Seals, Rubber, GM, Saab, Set of 16
Part Number: FEL-SS71039
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Valve Stem Seals, Umbrella Type, Rubber, Avanti, Chevy, GMC, Pontiac, Set of 16
Part Number: FEL-SS70945
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Gaskets, Cam Change Set, Chevy, 294, 325, 350, 364, 376, 427, Set
Part Number: MRG-61011G
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Gasket, Gen. 3/4 LS Timing Cover Set with Seal and Oil pump O-Rings, Cork/Rubber, 4.8/5.3/5.7/6.0/6.2L, V8's, Kit
Part Number: FEL-TCS45993
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Head Gasket, Cadillac, Chevy, GMC/Hummer, Chevy, Small Block, LS6, Each
Part Number: FEL-26192PT
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Rear Main Seal, 1-Piece, Rubber, GM, 4.8L, 5.3L, 5.7L, 6.0L, LS1, Each
Part Number: FEL-BS40640
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Valve Cover Gaskets, Performance, Silicone, Chevy, Small Block LS, Pair
Part Number: FEL-VS50504R1
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Gaskets, Conversion Set, Chevy, 4.8, 5.3, 5.7, 6.0L, Set
Part Number: FEL-CS9284
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Rear Main Seals, Original, One-piece, Viton®, Chevy, Small Block LS, Each
Part Number: MAH-JV1657
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Valve Cover Gasket Set, GM, Chevy, GEN III/IV LS, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck, LS1 LS2 LS6 LS3 LS7 LQ4 LQ9 LS9, Pair
Part Number: SUM-G2603
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Head Gasket, MLS, 4.100 in. Bore, .040 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5489-040
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Head Gasket, MLS, Multi-Layer Steel, 4.030 in. Bore, 0.040 in. Compressed Thickness, Cadillac, Chevrolet, Pontiac, Small Block LS, Each
Part Number: CGT-C15515-040
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Engine Gasket Sets, Original Engine Conversion, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, LS, Set
Part Number: MAH-CS5975A
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Gasket, Fuel Pump, Composite, Chevy/Ford, Each
Part Number: FEL-6579
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Exhaust Gaskets, Exhaust Manifold, Multi-layer Steel, GM Truck, LS, Includes EGR and Air Injection Gaskets, Set
Part Number: MAH-MS16124
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Head Gasket, MLS, 4.100 in. Bore, .051 in. Compressed Thickness, Chevy, Each
Part Number: CGT-C5489-051
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Head Gasket, Multi-Layer Steel, 4.100 in. Bore, .051 in. Compressed Thickness, GM, LS, Each
Part Number: MAH-54660
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Head Gasket, Multi-Layer Steel, 4.030 in. Bore, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each
Part Number: MAH-54445
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Exhaust Gaskets, Steel Core Laminate, Round Port, Chevy, LS, Kit
Part Number: FEL-MS92467
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Exhaust Manifold and Header Gaskets, Multi-Layer Steel, Round Port, Chevrolet, GM, LS, Includes EGR and Air Injection Gaskets, Set
Part Number: SUM-110445
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Water Pump Gasket, GM Genuine Part, Rubber/Steel Core, Requires 2 Gaskets Per Engine, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each
Part Number: ADO-251-663
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Head Gasket, 4.060 in. Bore, .040 in. Compressed Thickness, Chevy, 5.7, 6.0L, 6.2L, Each
Part Number: CGT-C5751-040
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Timing Cover Gaskets, Victo-Tech Rubber, Chevy, GMC, Small Block LS, Kit
Part Number: MAH-JV5158
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
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