1978 PONTIAC FIREBIRD Gaskets & Seals

Head Gasket; Ultra Seal; Head Gasket; Flexible Graphite Core; Elastomer Coated; 3.87 in. Gasket Bore; 0.028 in

Part Number: MRG-5780G

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

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 10/13/2025

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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 10/13/2025

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 10/13/2025

• $50.00 Summit Bucks

Gasket, Timing Cover, Cork, Rubber, Kit

Part Number: FEL-TCS45930

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Estimated Ship Date: Monday 10/13/2025

• $50.00 Summit Bucks

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

Part Number: CGT-C5248-070

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Estimated Ship Date: Monday 10/13/2025

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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 10/13/2025

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Head Gasket, MLS, 4.060 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-060

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

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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 10/13/2025

Timing Cover Seal, Each

Part Number: TMK-9845

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/13/2025

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 10/13/2025

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 10/13/2025

Seal, Transmission Input Shaft, Each

Part Number: TMK-7412S

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

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 10/13/2025

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

Part Number: SCE-211101

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

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

Part Number: CGT-C5245-056

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Drain Plug Gasket, Nylon, Each

Part Number: FEL-70822

3.6 out of 5 stars ( 10 )

Estimated Ship Date: Monday 10/13/2025

• $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 10/13/2025

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 10/13/2025

Transmission Seal, Rear, Rubber, Each

Part Number: ADO-9613S

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

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 10/13/2025

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 10/13/2025

Transmission Pan Gasket, Reusable, Rubber, TH350, Each

Part Number: MRG-61081MRG

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/13/2025

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 10/13/2025

• Free Shipping

Head Gasket, Composite, 4.300 in. Bore, .040 in. Compressed Thickness, Pontiac, Each

Part Number: MAH-3494VC

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025