CHEVROLET 7-4L-454 CHEVY-BIG-BLOCK-GEN-VI Gaskets & Seals

Gaskets, Manifold, Intake, AccuSeal Pro, 2.500 in. x 1.800 in. Port, .062 in. Thick, Chevy, Big Block, Set

Part Number: SCE-213115

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Head Gasket, Titan, Copper, 4.630 in. Bore, .050 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-T136250

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

• Free Shipping

Head Gaskets, Titan, Copper, 4.380 in. Bore, .043 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: SCE-T133843

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Rear Main Seal, 1-Piece, Rubber, Chevy, GMC, 7.4L/454, Each

Part Number: FEL-BS40622

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/20/2025

• $50.00 Summit Bucks

Header and Exhaust Manifold Gaskets, Graphite, Round Large Port, Chevrolet, Big Block, Set

Part Number: RFL-2084

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Exhaust Header Gaskets, Graphite, Irregular Port, Chevy, Big Block, Pair

Part Number: RFL-2030

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/20/2025

Header Gasket, Graphite, Square Port, GM, V8, 7.4L, 8.1L, Pair

Part Number: RFL-2058

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Oil Pan Gaskets, PermaDry, Marine, Rubber, Chevy, 454, 502, Set

Part Number: FEL-17986

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

• $50.00 Summit Bucks

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

Part Number: PQX-4174851

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Gasket, Manifold, Intake, Rectangular Port, Chevy, Big Block, Set

Part Number: NAL-88962213

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/20/2025

Exhaust Gaskets, Header, Ultra-Seal, Round Port, Chevy, Big Block, Pair

Part Number: MRG-5911

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 10/20/2025

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

Part Number: TMK-3945

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/20/2025

Gaskets, Head Set, Chevy, GMC, 7.4L/454, Set

Part Number: FEL-HS9502PT

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/20/2025

• Free Shipping
• $50.00 Summit Bucks

Exhaust Gaskets, Header, High-Temperature, Round Port, Chevy, Big Block, Pair

Part Number: HED-27530

4.76 out of 5 stars ( 17 )

Estimated Ship Date: Monday 10/20/2025

Valve Cover Gaskets, Core Reinforced Composite, 0.310 in. Thick, Chevy, 7.4L, Pair

Part Number: EDL-7580

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/20/2025

Head Gaskets, Titan, Copper, 4.630 in. Bore, .050 in. Compressed Thickness, Chevy, 427/454, Each

Part Number: SCE-S136250

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

• Free Shipping

Valve Cover Gaskets, Perm-Align, Rubber with Steel Core, Chevy, Big Block, Pair

Part Number: MOR-93045

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Head Gasket, Steel, 4.370 in. Bore, .022 in. Compressed Thickness, Chevy, Big Block, 454, 1991-2000, Each

Part Number: NAL-12555728

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/20/2025

Head Gasket, MLS, 4.630 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5334-051

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Head Gasket, MLX, Multi-Layer Stainless Steel, 4.560 in. Bore, 0.052 in. Compressed Thickness, Chevrolet, GMC, 7.4L, Each

Part Number: CGT-C15656-052

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

• Free Shipping

Gaskets, Manifold, Intake, Oval, Chevy, Big Block, PB 2005 14.5 Degree Heads, Each

Part Number: BRO-MG2015

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

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 10/20/2025

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

Part Number: HED-27550

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/20/2025

Head Gaskets, Titan, Copper, 4.570 in. Bore, .050 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: SCE-T135750

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

• Free Shipping

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

Part Number: MRG-182

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/20/2025