1966 GMC Gaskets & Seals

Timken Transmission Rear Seals 9449

Seal, Transmission Rear Seal, Steel/Rubber, GM, Buick, Cadillac, Each

Part Number: TMK-9449

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

Fel-Pro Engine Gasket Kits FS 8006 PT-4

Full Gasket Set

Part Number: FEL-FS8006PT4

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

Fel-Pro Valve Stem Seals SS 5112

Valve Stem Seals, Rubber, O-Ring, 5/16 in. Valve Stem, Set of 16

Part Number: FEL-SS5112

5.0 out of 5 stars ( 3 )

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 Differential Pinion Seals 5778

Differential Pinion Seal, Nitrile, Each

Part Number: TMK-5778

5.0 out of 5 stars ( 3 )

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 C5474-027

Cometic MLS Head Gaskets C5474-027

Head Gasket, MLS, 4.080 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5474-027

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 C15495-040

.040" MLS 18 OR 23 DEG H/G

Part Number: CGT-C15495-040

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 C5474-036

Head Gasket, MLS, 4.080 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5474-036

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 Graph-Form Premium Header Gaskets 411180

Exhaust Gaskets, Header, Hi-Density/Hi-Temp Graphite, Square Port, Chevy Small Block , Set

Part Number: SCE-411180

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 C5403-027

Head Gasket, Multi-Layer Steel, 4.200 in. Bore, 0.027 in. Compressed Thickness, Chevy, 302, 327, 350, 400

Part Number: CGT-C5403-027

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 Manual Transmission Input Shaft Seals 7412S

Seal, Transmission Input Shaft, Each

Part Number: TMK-7412S

5.0 out of 5 stars ( 3 )

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 Valve Cover Gaskets 211076

Valve Cover Gaskets, AccuSeal Pro, Laminated High-Temperature Silicone/Cork, Chevy, Small Block, Pair

Part Number: SCE-211076

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

Spicer Drivetrain Products Pinion Seals 44895

Pinion Seals, Steel with Rubber Inner, Dana 30, Dana 44, Dana 50, Each

Part Number: SDH-44895

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

Timken Transmission Rear Seals 9613S

Seal, Rear Transmission Seal, Steel with Rubber Insert, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Eash

Part Number: TMK-9613S

4.14 out of 5 stars ( 7 )

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 C5249-032

Head Gasket, MLS, 4.200 in. Bore, .032 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5249-032

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

Cometic MLS Head Gaskets C5469

Head Gasket, MLS, Multi-layer Steel, 4.004 in. Bore, for Use with Brodix BD2000 Heads, Buick, Chevy, GMC, Oldsmobile, Pontiac, Chevy Small Block, Each

Part Number: CGT-C5469

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 Distributor Gaskets C5531-060

Gasket, Distributor, Aramid Fiber, Chevy, Small, Big Block, Each

Part Number: CGT-C5531-060

4.93 out of 5 stars ( 14 )

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 MLS Spartan Head Gaskets M110339

Head Gasket, MLS Sparten, Multi-Layer Stainless Steel, 4.035 in. Bore, 0.039 in. Compressed Thickness, Chevrolet, Small Block, Each

Part Number: SCE-M110339

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 6095-1

Differential Cover Gasket, Fiber, Chevy, GMC, Dodge, Ford, International, Jeep, Studebaker, Dana 60, Each

Part Number: FEL-RDS60951

4.25 out of 5 stars ( 8 )

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 C5474-040

Head Gasket, MLS, 4.080 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5474-040

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

MotoRad STAT LOK Thermostat Gaskets and Seals MG38EA

Water Neck Gasket, STAT LOK, Paper, for use on Honda®, for Nissan, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mercury, Olds, Saab, Toyota, Each

Part Number: SNN-MG38EA

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 111093

Oil Pan Gasket, GM Perf Rocket Block, Accuseal E, Set

Part Number: SCE-111093

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 P111562

Head Gasket, Copper, 4.155 in. Bore, 0.062 in. Thickness, Chevy, Small Block, Each

Part Number: SCE-P111562

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 Thermostat Housing and Coolant Outlet Gaskets C32721

Water Neck Gasket and O-Ring, Thermostat Housing and Coolant Outlet Gasket, Rubber/Steel Core, Buick, Cadillac, Chevy, GMC, Jeep, Pontiac, Each

Part Number: MAH-C32721

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 C5247-070

Head Gasket, MLS, 4.125 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5247-070

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 Intake Manifold Gaskets MS15315

Intake Manifold Gaskets, Original, Rectangular Port, Composite, Chevy, Small Block, Kit

Part Number: MAH-MS15315

4.0 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