1986 GMC Gaskets & Seals

Rear Main Seal, 2-Piece, Viton®, Chevy, Big Block V8, Each

Part Number: SCE-21305

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Valve Cover Gasket, 0.188 in. Thick, Rubber, Steel, Chevy, Big Block, Pair

Part Number: CGT-C5975-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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 4/27/2026 if shipped by air

Differential Cover Gasket, GM, 10-Bolt, 8.5 in., Each

Part Number: FEL-RDS550281

4.82 out of 5 stars ( 65 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Head Gasket, MLX, Multi-Layer Stainless Steel, 4.560 in. Bore, 0.040 in. Compressed Thickness, Chevrolet, GMC, Chevy Big Block, Each

Part Number: CGT-C15561-040

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

• Free Shipping

Gaskets, Intake, Composite, Rectangle Raised, 2.50 in. x 1.75 in. Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: MRG-121

3.75 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Gasket, Fuel Pump Mounting Plate, Composite, Each

Part Number: FEL-5182

4.92 out of 5 stars ( 37 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Head Gasket; Embossed Steel Shim; Gasket Bore 4.370 in.; 0.020 in. Compressed Thickness, Each

Part Number: MRG-1131G

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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 ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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 4/27/2026 if shipped by air

Gaskets, Intake, Ultra-Seal, Composite, Rectangle, 2.50 in. x 1.75 in. Port, .060 in. Thick, Chevy, 396-454

Part Number: MRG-5828

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Differential Pinion Seal, Rubber, Dana 60, 61, 70, Chevrolet, GMC, Ford, Truck, Van, Heavy Duty, Each

Part Number: SDH-42449

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Engine Gasket Sets, Full, Chevy, 7.4L, Kit

Part Number: FEL-260-1418

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

• Free Shipping

Head Gasket, MLS, 4.375 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5329-080

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

• Free Shipping

Head Gasket, MLS, 4.540 in. Bore, .060 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5330-060

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

• Free Shipping

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 4/27/2026 if shipped by air

Head Gasket, MLS, 4.200 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-027

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Head Gasket, MLS, 4.630 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5331-056

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

• Free Shipping

Rear Main Seal, 2-Piece, Rubber, Chevy, Each

Part Number: FEL-BS400961

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

CHEVROLET BB 454 MK4 4.630X.059 Vulcan Cut-Ring HG

Part Number: SCE-CR136359

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

• Free Shipping

Distributor Base Gasket, Blue Reuseable Fiber, Each

Part Number: FEL-70194

4.91 out of 5 stars ( 23 )

Estimated Ship Date: Monday 4/27/2026 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 4/27/2026 if shipped by air

• Free Shipping

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 4/27/2026 if shipped by air

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 4/27/2026 if shipped by air

Gaskets, Manifold, Intake, Composite, 2.54 in. x 1.82 in. Rectangle Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: EDL-7202

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air