CHEVROLET 6.5L/396 Gaskets & Seals - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Timken Engine Crankshaft Seals 3945

SEAL, Crankshaft, Front, AM General, Chevy, GMC, Hummer, Each

Part Number: TMK-3945

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Trick Flow® Standard Engine Gasket Sets TFS-4140E912

Gaskets, Complete Engine Gasket Set, Standard, Oval Port Intake, Big Chevy, 396, 402, 427, 454, Set

Part Number: TFS-4140E912

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

SCE Graph-Form Premium Header Gaskets 413184

SCE Graph-Form Premium Header Gaskets 413184

Header and Exhaust Manifold Gaskets, Graph-Form Premium, High-density/Hi-temp Graphite, Round Port, Chevrolet, Big Block, Pair

Part Number: SCE-413184

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic MLS Head Gaskets C5816-095

Head Gasket, MLS, 4.320 in. Bore, .095 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5816-095

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mr. Gasket Aluminum Layered Exhaust Gaskets 7409G

Exhaust Manifold Gaskets, Aluminum Layered, Round Port, Chevy, Big Block, Pair

Part Number: MRG-7409G

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mr. Gasket CopperSeal Exhaust Gaskets 7158MRG

Exhaust Gaskets, Copper, Square Port, Chevy, Big Block, Pair

Part Number: MRG-7158MRG

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Summit Racing™ Exhaust Manifold Gaskets SUM-110453

Exhaust Manifold and Header Gaskets, Steel Core Laminate, Round Large Port, Chevy, Big Block, BBC, Pair

Part Number: SUM-110453

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Summit Racing™ Copper Head Gaskets SUM-111554

Head Gaskets, Copper, 4.630 in. Bore, .062 in. Compressed Thickness, Chevy, Big Block, Pair

Part Number: SUM-111554

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

SCE AccuSeal E Intake Gaskets 113116

Gaskets, Manifold, Intake, AccuSeal E, Rectangle, 2.50 in. x 1.80 in. Port, .125 in. Thick, Chevy, 396-454, Set

Part Number: SCE-113116

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Brodix Cylinder Heads Valve Cover Gaskets MG 2020

Valve Cover Gaskets, Brodix SR 20, Chevrolet, Big Block, Each

Part Number: BRO-MG2020

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Hedman Header Gaskets 27550

Gaskets "Header" Chevrolet Big Block 396-454 Square Port

Part Number: HED-27550

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

PRW Valve Cover Gaskets 4174850

Valve Cover Gaskets, Black Rubber/Steel Core, 3/16 in. Thick, Perimeter Bolt, Big Block, Chevy, Pair

Part Number: PQX-4174850

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mr. Gasket Timing Chain Cover Seals 17

Seal, Timing Chain Cover, Nitrile Rubber, Chevy, Big Block, Each

Part Number: MRG-17

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Summit Racing™ BBC Valve Cover Gaskets SUM-G2312

Valve Cover Gaskets, Cork/Rubber, Chevy, Big Block, Pair

Part Number: SUM-G2312

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mr. Gasket Transmission Pan Gaskets 61082MRG

Automatic Transmission Oil Pan Gasket, GM, TH400, Each

Part Number: MRG-61082MRG

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

SCE Titan Copper Head Gaskets T135743

Head Gaskets, Titan, Copper, 4.570 in. Bore, .043 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: SCE-T135743

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

SCE Pro Copper Embossed Exhaust Gaskets 4113

Exhaust Gaskets, Header, Copper, Square Port, Chevy, Big Block, Pair

Part Number: SCE-4113

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic AFM Intake Gaskets C5649-060

Gasket, Manifold, Intake, 0.060 in. Thick, Chevy, Big Block, Pair

Part Number: CGT-C5649-060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Fel-Pro Valve Stem Seals SS 71152

Valve Stem Seal, Umbrella, Viton Rubber, Set of 16

Part Number: FEL-SS71152

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Cometic MLS Marine Head Gaskets C5635-051

Head Gasket, 4.530 in. Bore, Multi-layer Steel, 0.051 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5635-051

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mr. Gasket Ultra-Seal Valve Cover Gaskets 5862

Valve Cover Gaskets, Ultra-Seal, Cellulose, Nitrile Composition, Chevy, Big Block, Pair

Part Number: MRG-5862

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

SCE Pro Copper Head Gaskets P135762

Head Gasket, Copper, 4.570 in. Bore, 0.062 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P135762

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Dart Intake Manifold Gaskets 65123100

Intake Gasket, 2.500 in. x 1.750 in., Composite, Big Block Chevy, Each

Part Number: DRT-65123100

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Fel-Pro Performance Intake Manifold Gasket Sets 1274

Gaskets, Intake, Composite/Printoseal, Rectangle, 2.52 in. x 1.80 in. Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: FEL-1274

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Mr. Gasket Standard Intake Gasket Sets 107

Gaskets, Manifold, Intake, Composite, Oval, 2.20 in. x 1.90 in. Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: MRG-107

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air