CHEVROLET P20 Engine Gaskets & Seals

Rear Main Seal, 1-Piece, Rubber, Chevy, Small Block, Each

Part Number: FEL-BS40520

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.630 in. Bore, .040 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5434-040

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, PermaTorque, 4.370 in. Bore, .042 in. Compressed Thickness, Chevy, GMC, Big Block, V8, Each

Part Number: FEL-502SD

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Titan, Copper, 4.630 in. Bore, .050 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-T136250

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Multi-Layer Steel, 4.320 in. Bore, 0.051 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5816-051

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Multi-layer Steel, 4.630 in. Bore, .030 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5331-030

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.310 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5432-060

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Head Gasket, Titan, Copper, 4.320 in. Bore, .043 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-T133243

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Valve Cover Gaskets, AccuSeal E, Cork, Chevy, Small Block, Pair

Part Number: SCE-111076

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Valve Cover Gasket, Rubber, Avanti, Hummer, Excalibur, GM, with Chevy, Small Block, Each

Part Number: NAL-10046089

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, MLS, 4.540 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5330-027

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Gaskets, Manifold, Intake, AccuSeal Pro, 2.500 in. x 1.800 in. Port, .062 in. Thick, Chevy, Big Block, Set

Part Number: SCE-213115

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Titan, Copper, 4.630 in. Bore, .043 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-P136243

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Multi-Layer Steel, 4.630 in. Bore, 0.051 in. Compressed Thickness, Chevy, 396, 402, 427, 454

Part Number: CGT-C5434-051

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Titan, Copper, 4.630 in. Bore, .080 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-P136280

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Transmission Seal, Rear, Rubber, Each

Part Number: ADO-9613S

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Kit Gasket Set Chev:V8,350(89-93);Chev-Trk:V8,350(87-95)

Part Number: MAH-95-3418

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• Free Shipping

Gaskets, Head Set, Chevy, 5.7L, Set

Part Number: FEL-HS7733PT15

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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 4/20/2026 if shipped by air

Head Gasket, Titan, Copper, 4.520 in. Bore, .043 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-S135243

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• Free Shipping

Valve Cover Gaskets, AccuSeal Pro, Rubber Coated Steel Core, Chevy, Big Block, Pair

Part Number: SCE-213077

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Titan, Copper, 4.520 in. Bore, .062 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-P135262

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Gasket Set, Full Gasket Set, Head Gaskets, Intake Gaskets, Exhaust Manifold Gaskets, Buick, Chevy, GMC, ISO, Pontiac, Chevy Small Block, Set

Part Number: MAH-95-3033

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Head Gasket, Graphite, 4.100 in. Bore, 0.040 in. Thickness, Chevrolet, Each

Part Number: MAH-5746

3.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Air Cleaner Gasket, 5.031 in. Inside Diameter for 5.125 in. Mounting Flange, Composite, Universal for Carburetor/Throttle Body Engines, Each

Part Number: FEL-60038

4.89 out of 5 stars ( 45 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air