1985 GMC Gaskets & Seals

Cometic MLS Head Gaskets C5402-040

Cometic MLS Head Gaskets C5402-040

Head Gaskets, 4.160 in. Bore, .040 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: CGT-C5402-040

5.0 out of 5 stars ( 1 )

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

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

Mr. Gasket Transmission Pan Gaskets 61082MRG

Automatic Transmission Oil Pan Gasket, GM, TH400, Each

Part Number: MRG-61082MRG

Not Yet Reviewed

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

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

Cometic MLS Head Gaskets C5432-030

Head Gasket, MLS, 4.310 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5432-030

4.0 out of 5 stars ( 2 )

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

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

Cometic MLS Head Gaskets C5399-045

Head Gasket, MLS, 4.030 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5399-045

5.0 out of 5 stars ( 1 )

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

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

Fel-Pro Conversion Set Gaskets CS 7733-2

Gaskets, Conversion Set, Chevy, 350, Set

Part Number: FEL-CS77332

4.83 out of 5 stars ( 6 )

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

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

Edelbrock Exhaust Gaskets 7204

Exhaust Header Gaskets, Composite with Steel Core, 1.500 in. x 1.500 in. Square Port, Chevy, Small Block, Set

Part Number: EDL-7204

4.0 out of 5 stars ( 4 )

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

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

Timken Engine Crankshaft Seals 3945

SEAL, Crankshaft, Front, AM General, Chevy, GMC, Hummer, Each

Part Number: TMK-3945

4.6 out of 5 stars ( 5 )

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

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

SCE Pro Copper Head Gaskets P112062

Head Gasket, Copper, 4.200 in. Bore, 0.062 in. Thickness, Chevy, Small Block, Each

Part Number: SCE-P112062

Not Yet Reviewed

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

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

SCE Pro Copper Head Gaskets P135750

Head Gasket, Copper, 4.570 in. Bore, 0.050 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P135750

Not Yet Reviewed

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

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

SCE Pro Copper Embossed Exhaust Gaskets 4211

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 4/27/2026 if shipped by air

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

Cometic MLS Head Gaskets C5433-051

Head Gasket, MLS, 4.570 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5433-051

Not Yet Reviewed

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

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

SCE AccuSeal Pro Intake Gaskets 211101

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

Part Number: SCE-211101

4.0 out of 5 stars ( 4 )

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

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

Cometic MLS Head Gaskets C5433-040

Head Gasket, MLS, 4.570 in. Bore, .040 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5433-040

5.0 out of 5 stars ( 1 )

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

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

Fel-Pro Thermostat Gaskets 35271

Thermostat Gasket

Part Number: FEL-35271

3.75 out of 5 stars ( 4 )

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

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

SCE AccuSeal E Intake Gaskets 113116

Gaskets, Manifold, Intake, AccuSeal E, Rectangle, 2.50 in. x 1.80 in. Port, .125 in. Thick, Chevy, 396-454, Set

Part Number: SCE-113116

Not Yet Reviewed

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

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

Timken Transmission Rear Seals 5200

Seal, Transmission Rear Seal, Nitrile, Each

Part Number: TMK-5200

4.69 out of 5 stars ( 16 )

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

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

Cometic MLS Head Gaskets C5249-030

Head Gasket, MLS, 4.200 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-030

5.0 out of 5 stars ( 2 )

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

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

Hedman Header Gaskets 27550

Gaskets "Header" Chevrolet Big Block 396-454 Square Port

Part Number: HED-27550

5.0 out of 5 stars ( 4 )

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

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

Cometic AFM Intake Gaskets C5649-125

Gasket, Manifold, Intake, 0.125 in. Thick, Chevy, Big Block, Pair

Part Number: CGT-C5649-125

5.0 out of 5 stars ( 2 )

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

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

Cometic MLX Head Gaskets C5031-040

Head Gasket, MLX, 4.165 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5031-040

2.0 out of 5 stars ( 2 )

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

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

Cometic MLS Head Gaskets C5403-051

Head Gasket, MLS, 4.200 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5403-051

Not Yet Reviewed

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

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

Pioneer Automatic Transmission Tailhousing Gaskets 749090

Gasket, Tailhousing, Each

Part Number: PIO-749090

Not Yet Reviewed

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

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

Cometic MLS Head Gaskets C5249-023

Head Gasket, MLS, 4.200 in. Bore, .023 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-023

5.0 out of 5 stars ( 1 )

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

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

Yukon Gear & Axle Differential Cover Gaskets YCGGM8.5

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 4/27/2026 if shipped by air

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

Cometic MLS Head Gaskets C5245-056

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 4/27/2026 if shipped by air

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