1966 GMC Gaskets & Seals

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

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

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

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

GM L6, Combination Intake & Exhaust with Plenum Gasket Included, 194, 215 Pontiac, 230, Checker, 250, 292 ('63-'8

Part Number: RFL-2034

5.0 out of 5 stars ( 9 )

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

Head Gasket, MLS, 4.125 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5247-027

3.0 out of 5 stars ( 1 )

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

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, 4.100 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

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

Gasket, Timing Cover, Cork, Rubber, Chevy, Small Block, Kit

Part Number: FEL-TCS45165

5.0 out of 5 stars ( 9 )

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

Head Gaskets, Titan, Copper, 4.200 in. Bore, .043 in. Compressed Thickness, Chevy, Small Block, Each

Part Number: SCE-S112043

Not Yet Reviewed

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

• Free Shipping

Head Gasket, MLS, 4.165 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-045

Not Yet Reviewed

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

Head Gasket, Titan, Copper, 4.155 in. Bore, .043 in. Compressed Thickness, Chevrolet, Small Block, Each

Part Number: SCE-S111543

5.0 out of 5 stars ( 1 )

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

• Free Shipping

Pinion Seal, GM 8.875 in. 12-bolt, Buick, Chevrolet, GMC, Pontiac, Car, Truck, Van, Each

Part Number: YGA-30187

4.5 out of 5 stars ( 6 )

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

Gasket, Exhaust Packing, Chevy, GMC, Truck, 1960-69, V8/L6/V6, Each

Part Number: FEL-8194

4.55 out of 5 stars ( 31 )

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

Valve Cover Gaskets, Blue Rubber/Steel Core, 3/16 in. Thick, Perimeter Bolt, Small Block, Chevy, Pair

Part Number: PQX-4174841

5.0 out of 5 stars ( 1 )

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

Flange Gasket, Donut Style, Each

Part Number: MAH-F17250S

5.0 out of 5 stars ( 4 )

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

Head Gasket, MLS, 4.125 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5247-051

Not Yet Reviewed

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

Gaskets, Head Set, Chevy, 350, Set

Part Number: FEL-HS7733PT2

4.85 out of 5 stars ( 13 )

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

Transmission Seal, Rear, Rubber, Each

Part Number: ADO-9613S

4.0 out of 5 stars ( 6 )

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

Head Gasket, MLS, 4.030 in. Bore, .080 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5399-080

5.0 out of 5 stars ( 7 )

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

• Free Shipping

Torque Converter Seal, Rubber, Powerglide, TH180, TH180C, TH250C, TH350, TH350C, TH375B, TH400, Each

Part Number: TMK-6712NA

4.91 out of 5 stars ( 11 )

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

Head Gasket, MLS, 4.100 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-027

5.0 out of 5 stars ( 1 )

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

Water Pump Gasket, SBC, Constructed of Cellulose Fiber Composition, Conforms to Mating Surface, Set of 10

Part Number: MOR-93231

5.0 out of 5 stars ( 2 )

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