CHEVROLET 7.4L/454 Exhaust Gaskets & Seals

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

Part Number: MRG-7158MRG

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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 3/2/2026 if shipped by air

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 3/2/2026 if shipped by air

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 3/2/2026 if shipped by air

Exhaust Gasket, Header, Steel Core Composite, Rectangular Stock Port, BBC, Chevy, V8, Pair

Part Number: HOK-10809HKR

4.59 out of 5 stars ( 17 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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 3/2/2026 if shipped by air

Header Gasket, Graphite, Square Port, GM, V8, Big Block, Pair

Part Number: RFL-2071

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: MRG-5911

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: HED-27550

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Exhaust Gaskets, Header, Real-Seal, Chevy, Small Block, Pair

Part Number: BIG-99150FLT

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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 3/2/2026 if shipped by air

Exhaust Gasket, Manifold, Steel Core Laminate, Chevy, Big Block, Set

Part Number: FEL-MS90206

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Exhaust Header and Manifold Gaskets, Round Large Port, Graphite, 2.400 in. Port Height, Chevy, Big Block, Pair

Part Number: RFL-2047

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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 3/2/2026 if shipped by air

Header and Exhaust Manifold Gaskets, Pro Copper Embossed, Round Port, Chevrolet, Big Block, Pair

Part Number: SCE-E18186

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Exhaust Gaskets, Header, Graphite, D-Port, Chevrolet, Big Block, Pair

Part Number: RFL-2083

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Exhaust Gasket, Pro Copper Annealed, 0.062 in. Thick, 2.00 in. Diameter Port, Chevy, Pair

Part Number: SCE-E13286

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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 3/2/2026 if shipped by air

Exhaust Gaskets, Header, Armored RCC, Round, Rubber Coated Copper, Chevy, Big Block, Pair

Part Number: FOG-7013C

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Exhaust Gaskets, Headers, Multi-Layer Steel, Round Port, Chevrolet, Big Block V8, Pair

Part Number: CGT-C5251-051

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: MRG-7408G

3.82 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Gasket, Manifold, Exhaust, Brodix Big Broodie, Chevy, Big Block, Pair

Part Number: CGT-C5429-064

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Combo, Fel-Pro, Gaskets, Header, Steel Core Laminate, Stage 8, Bolts, Hex, Locking, Chevy, Big Block, Kit

Part Number: CMB-05-0097

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Gasket, Exhaust Flange, Chevy, GMC, Oldsmobile, Each

Part Number: WLK-31398

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Exhaust Gaskets, Header, Seal-4-Good, Aluminum, Round Port, Chevy, Big Block, Pair

Part Number: PTE-66019

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air