1978 PONTIAC FIREBIRD Gaskets & Seals

Exhaust Gaskets, Header, Ultra-Seal, Steel Core Laminate, D-Port, Pontiac, Pair

Part Number: MRG-5921

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Monday 10/6/2025

Water Pump Gaskets, AM General, Avanti, Bizzarrini, Buick, Cadillac, Checker, Chevy, Excalibur, GMC, Gordon-Keeble, ISO, Isuzu, Oldsmobile, Pair

Part Number: FEL-ES73030

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Head Gaskets, Laminate, 4.125 in. Bore, .039 in. Compressed Thickness, Chevy, Small Block, Pair

Part Number: EDL-7310

4.5 out of 5 stars ( 12 )

Estimated Ship Date: Monday 10/6/2025

Gaskets, Manifold, Intake, Composite, 2.20 in. x 1.18 in. Port, .060 in. Thick, Pontiac, 326-455, Set

Part Number: EDL-7280

4.15 out of 5 stars ( 20 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.125 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5247-051

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Rear Main Seal, 2-Piece, Viton®, Pontiac, V8, Each

Part Number: SCE-22805

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

• Free Shipping

Head Gaskets, MLS, 4.040 in./102.616mm Bore, Round Shape, 0.040 in. Thick, Multi-Layer Stainless Steel, 18/23 Degree Heads, Chevy, 4.3-6.6L, Each

Part Number: CGT-C5470

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Head Gasket, 4.200 in. Bore, .040 in. Compressed Thickness, Pontiac, 455, Each

Part Number: CGT-C5769-040

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.060 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-080

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

• Free Shipping

Head Gasket, MLS, 4.165 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, Multi-Layer, 4.060 in. Bore, .040 Compressed Thickness, Chevy, Small Block, Each

Part Number: MRG-3130G

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Gasket, Exhaust Packing, Chevy, GMC, Truck, 1960-69, V8/L6/V6, Each

Part Number: FEL-8194

4.66 out of 5 stars ( 29 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Head Gasket, MLS, 4.060 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-036

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Valve Stem Seals, Umbrella Type, Rubber, 0.344 in. Diameter, Chevy, Set of 16

Part Number: FEL-SS10058

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Gaskets, Head Set, Chevy, 350, Set

Part Number: FEL-HS7733PT2

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Head Gasket, MLS, 4.125 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5247-027

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.030 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5399-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Rear Main Seal, 2-Piece, Silicone, Chevy, Small Block, Each

Part Number: FEL-BS40013

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Gasket, Valley Pan, Embossed Metal, Oldsmobile, 260, 307, 350, 403, Each

Part Number: FEL-MS96027

4.56 out of 5 stars ( 9 )

Cannot be shipped Internationally

• Restricted
• Ground
• $50.00 Summit Bucks

Head Gasket, MLS, 4.160 in. Bore, .027 in. Compressed Thickness, Pontiac, Each

Part Number: CGT-C5711-027

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

Head Gasket, MLS, 4.165 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-045

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

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

Part Number: MRG-179

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/6/2025

Oil Pan Gasket, 1-Piece, Rubber, Chevy, GMC Small Block, Each

Part Number: SCE-211090

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

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 10/6/2025

• Free Shipping

Flange Gasket, Donut Style, Each

Part Number: MAH-F17250S

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025