1978 PONTIAC FIREBIRD Gaskets & Seals

Gasket, Valley Pan, Valley Cover, Pushrod Cover, Pontiac, 350/400/428/455, Set

Part Number: FEL-PS50045C

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Head Gaskets, MLS, 4.185 in./106.30mm Bore, Round Shape, 0.040 in. Thick, Multi-Layer Stainless Steel, 18/23 Degree Heads, Chevy, 4.3-6.6L, Each

Part Number: CGT-C15528-040

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Oil Pan Gasket, Accuseal Pro, Rubber, Each

Part Number: SCE-228090

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/6/2025

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Engine Gasket Sets, Full, Chevy, 5.0L, Kit

Part Number: FEL-260-1023

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

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

Part Number: PQX-4174841

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLX, 4.165 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5031-040

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Gaskets, Conversion Set, Chevy, 350, Set

Part Number: FEL-CS77332

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Head Gasket, MLS, Multi-layer Steel, 4.125 in. Bore, 0.023 in. Compressed Thickness, Round Bore Style, Buick, Chevy, GMC, Chevy Small Block, Each

Part Number: CGT-C5247-023

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.030 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5399-060

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

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Head Gasket, MLS, 4.100 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-045

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.100 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-027

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.100 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Exhaust Header Gaskets, Composite with Steel Core, 1.500 in. x 1.500 in. Square Port, Chevy, Small Block, Set

Part Number: EDL-7204

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

Gaskets, Head Set, Pontiac 350, 400, 428, 455 V8, Set

Part Number: FEL-HS8518PT

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

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Head Gasket, MLS, 4.060 in. Bore, .098 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-098

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

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Seal, Transmission Rear Seal, Nitrile, Each

Part Number: TMK-5200

4.69 out of 5 stars ( 16 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.200 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5403-051

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Differential Pinion Seal, Rear Outer, Nitrile, GM, Passenger Car, Pickup, SUV, Each

Part Number: TMK-2043

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

Exhaust Gaskets, Header, Ultra-Seal, Steel Core Laminate, Oval Port, Chevy, Small Block, Pair

Part Number: MRG-5917

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 10/6/2025

Gaskets, Manifold, Intake, AccuSeal E, Vortec CPI, 2.10 in. Height, .0625 in. Thick, Chevy, Small Block, Set

Part Number: SCE-111119

2.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/6/2025

Gasket, Composite, Water Outlet, Oldsmobile, V8/Diesel, Each

Part Number: FEL-35130

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Gaskets, Valve Cover, Laminated High-Temperature Silicone Cork, 0.250 in. Thick, Pontiac, Pair

Part Number: SCE-228176

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.080 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5474-027

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Head Gasket, Multi-Layer Steel, 4.200 in. Bore, 0.027 in. Compressed Thickness, Chevy, 302, 327, 350, 400

Part Number: CGT-C5403-027

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.100 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-070

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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