1966 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

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

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 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

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 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

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

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

Cometic MLS Head Gaskets C5245-062

Head Gasket, MLS, 4.060 in. Bore, .062 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5245-062

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 C5272-040

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

Part Number: CGT-C5272-040

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

Yukon Gear & Axle Differential Cover Gaskets YCGGM12T

Differential Cover Gasket, Cork, GM 8.875 in. 12-Bolt Truck, Each

Part Number: YGA-23015

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

Remflex Exhaust Header Gasket Sets 2040

Exhaust Header and Manifold Gaskets, Round Port, Graphite, Header Adapter Flange Gasket, Fits 7-bolt Stahl Pattern, Chevy Small Block, Pair

Part Number: RFL-2040

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 C5401-040

Head Gasket, 4.135 in. Bore, .040 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: CGT-C5401-040

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 C5249-030

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

Cometic MLS Head Gaskets C5269-032

Head Gasket, MLS, 4.060 in. Bore, .032 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5269-032

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

SCE AccuSeal E Oil Pan Gaskets 111095

OIL pan Gasket, GM Targetmaster crate engine SBC, Left or right dipstick, Set

Part Number: SCE-111095

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

Cometic MLS Head Gaskets C5246-045

Head Gasket, MLS, 4.100 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-045

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

Mahle Original Timing Cover Gaskets T27781

Timing Cover Gaskets, Paper, Avanti, Bizzarrini, Buick, Cadillac, Checker, Chevrolet, Excalibur, GMC, Gordon-Keeble, ISO, Oldsmobile, Pontiac, Kit

Part Number: MAH-T27781

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 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

SCE ICS Titan Copper Head Gaskets S112062

Head Gaskets, Titan, Copper, 4.200 in. Bore, .062 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: SCE-S112062

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

Fel-Pro Differential Cover Gaskets RDS 13391

Housing Cover Gasket;

Part Number: FEL-RDS13391

4.89 out of 5 stars ( 9 )

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 Rear Main Seals 21104

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

Part Number: SCE-21104

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

Cometic MLS Head Gaskets C5249-066

Head Gasket, MLS, 4.200 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-066

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