1978 PONTIAC FIREBIRD Gaskets & Seals

Header Gasket, Multi Layer Stainless Header Gasket - GM LS Based GEN III & IV Engines.

Part Number: KOK-SS-755818

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Gaskets, Timing Cover, Cork/Rubber, Chevy, Small Block/90 Degree V6, Kit

Part Number: FEL-TCS45265

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Head Gasket, MLS, 4.165 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-070

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

• Free Shipping

Head Gasket, PermaTorqueMLS, Chevy 5.0L/305, Each

Part Number: FEL-8510PT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Head Gasket, MLS, 4.165 in. Bore, .098 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-098

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Estimated Ship Date: Monday 10/6/2025

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Head Gasket, MLS, 4.060 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-056

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Estimated Ship Date: Monday 10/6/2025

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Gasket, Timing Cover, Cork, Rubber, Kit

Part Number: FEL-TCS45930

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Differential Cover Gasket, Cork, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-23020

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/6/2025

Valve Stem Seals, Rubber, O-Ring, 5/16 in. Valve Stem, Set of 16

Part Number: FEL-SS5112

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Timing Cover Seal, Each

Part Number: TMK-9845

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

Intake Manifold Gaskets, Original, Rectangular Port, Composite, Chevy, Small Block, Kit

Part Number: MAH-MS15315

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.080 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5474-036

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.100 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-036

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Water Pump Gaskets, AccuSeal Pro, Steel Core Composite, Chevy, Small Block V8, Pair

Part Number: SCE-21101

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.200 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-066

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

• Free Shipping

Head Gasket, MLS, 4.060 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-066

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

• Free Shipping

Seal, Transmission Input Shaft, Each

Part Number: TMK-7412S

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, Multi-layer Steel, 4.004 in. Bore, for Use with Brodix BD2000 Heads, Buick, Chevy, GMC, Oldsmobile, Pontiac, Chevy Small Block, Each

Part Number: CGT-C5469

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Head Gaskets, Titan, Copper, 4.155 in. Bore, .043 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: SCE-T111543

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Gasket, Manifold, Intake, AccuSeal Pro, Chevy, Small Block, Set

Part Number: SCE-211101

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.060 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245045

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

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

Part Number: SCE-4211

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

Gasket, Manifold, Intake, Aramid Fiber, 0.059 in. Thick, Brodix Track 1, Chevy, Small Block, Each

Part Number: CGT-C5414-059

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLX, 4.220 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5786-040

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

• Free Shipping

Pinion Seal, Steel with Rubber Inner, Each

Part Number: YGA-30192

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025