1966 Gaskets & Seals - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Cometic Rear Main Seals C5686

Cometic Rear Main Seals C5686

Rear Main Seal, 2-piece Style, Viton®, Chrysler, Dodge, Plymouth, Big Block, 426 Hemi, Each

Part Number: CGT-C5686

2.5 out of 5 stars ( 2 )

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Fel-Pro Performance Intake Manifold Gasket Sets 1242

Gasket, Manifold, Intake, Chevy, V8, 265-400, Small Block, Set

Part Number: FEL-1242

Not Yet Reviewed

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Mr. Gasket Combination Intake and Exhaust Gaskets 260

Intake/Exhaust Gasket, Fiber/Nitrile Rubber, Ford, Inline 6-Cylinder, 240-300, 1965-87, Each

Part Number: MRG-260

3.5 out of 5 stars ( 4 )

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SCE Pro Copper Head Gaskets P135780NW

Head Gaskets, Pro Copper, 4.570 in. Bore, 0.080 in. Compressed Thickness, No Water Holes, Chevrolet, Big Block Mark IV, Each

Part Number: SCE-P135780NW

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Yukon Gear & Axle Differential Cover Gaskets YCGC8.75

Differential Gasket, Cork, Chrysler 8.75 in., 489/ 741/ 742 Case Housings, Each

Part Number: YGA-23001

3.5 out of 5 stars ( 2 )

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Summit Racing™ Oldsmobile V8 Valve Cover Gaskets SUM-110562

Valve Cover Gaskets, Cork/Rubber, Oldsmobile, V8, Pair

Part Number: SUM-110562

5.0 out of 5 stars ( 1 )

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Summit Racing™ Exhaust Gasket and Bolts Pro Packs 05-0119

Combo, Fel-Pro, Gaskets, Header, Steel Core Laminate, Stage 8, Bolts, Hex, Locking, Oldsmobile, V8, Kit

Part Number: CMB-05-0119

Not Yet Reviewed

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PRW Valve Cover Gaskets 4174840

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

Part Number: PQX-4174840

Not Yet Reviewed

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Brodix Cylinder Heads Exhaust Header Gaskets MG 1500

SBC EXHAUST GASKET

Part Number: BRO-MG1500

3.0 out of 5 stars ( 2 )

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Mahle Original Intake Manifold Gaskets MS15188

Intake Manifold Gaskets, Original, Oval Port, Composite, Chevy, Big Block, Set

Part Number: MAH-MS15188

Not Yet Reviewed

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Summit Racing™ Copper Exhaust Gaskets SUM-111453

Exhaust Gaskets, Header, Copper, Twisted Wedge® R-Series Head, Ford, Small Block, Pair

Part Number: SUM-111453

5.0 out of 5 stars ( 1 )

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Engine Works Valve Cover Gaskets 350PVC

Gaskets, Valve Cover, Cork/Rubber Material, 0.313 in. Thick, for Perimeter Bolt Covers, Chevy, SB, 262-400, Pair

Part Number: EW1-350PVC

Not Yet Reviewed

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SCE Graph-Form Premium Header Gaskets 413183

Exhaust Gaskets, Header, Square Port, High-Density/Hi-Temp Graphite, Chevy, Pair

Part Number: SCE-413183

Not Yet Reviewed

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Fel-Pro Performance Marine Timing Cover Gaskets 17871

Timing Cover Gaskets, Marine, Composite/Rubber Seal, Chevy, Kit

Part Number: FEL-17871

Not Yet Reviewed

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Cometic MLS Head Gaskets C5331-050

Head Gasket, MLS, 4.630 in. Bore, .050 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5331-050

Not Yet Reviewed

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Cometic MLS Head Gaskets C5462-036

Head Gasket, MLS, 4.410 in. Bore, .036 in. Compressed Thickness, Chrysler, Dodge, Plymouth, Each

Part Number: CGT-C5462-036

Not Yet Reviewed

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Summit Racing™ Exhaust Gasket and Bolts Pro Packs 05-0120

Combo, Fel-Pro, Gaskets, Header, Steel Core Laminate, Stage 8, Bolts, Hex, Locking, Ford, Big Block, FE, Kit

Part Number: CMB-05-0120

Not Yet Reviewed

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Fel-Pro Performance Intake Manifold Gasket Sets 1251

Gaskets, Manifold, Intake, Composite, Cut to Fit, 2.36 in. x 1.25 in. Port, Chevy, 396-454, Set

Part Number: FEL-1251

4.5 out of 5 stars ( 4 )

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SCE Pro Copper Head Gaskets P135780

Head Gasket, Copper, 4.570 in. Bore, 0.080 in. Thickness, Chevy, Mark 4 Big Block, Each

Part Number: SCE-P135780

Not Yet Reviewed

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Timken Transmission Rear Seals 5203

Seal, Transmission Rear Seal, Steel/Rubber, Ford, Lincoln, Mercury, Kit

Part Number: TMK-5203

5.0 out of 5 stars ( 3 )

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Fel-Pro Distributor Base Gaskets 13069

Distributor Base Gasket, O-ring Style, Rubber, AC, Detomaso, Edsel, Ford, Lincoln, Mercury, Shelby, TVR, Each

Part Number: FEL-13069

5.0 out of 5 stars ( 5 )

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Flatout Gaskets RCC Copper Cylinder Head Gaskets 962844060

Head Gaskets, RCC, 4.060 in. Bore, 0.040 in. Thickness, Rubber Coated Copper, Chevy, Small Block, Pair

Part Number: FOG-962844060

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Mahle Original Rear Main Seals JV707

Rope Packing Option to JV707P & JV748

Part Number: MAH-JV707

Not Yet Reviewed

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Cometic AFM Intake Gaskets C5428-094

Gasket, Manifold, Intake, Aramid Fiber, Brodix, 2.530 in. Height, 1.850 Width, Chevy, Big Block, Pair

Part Number: CGT-C5428-094

Not Yet Reviewed

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SCE AccuSeal E Timing Cover Gaskets 1100-10

Dyno Pack, Timing Cover, Water Pump, Fuel Pump, Gaskets, 10 Pack

Part Number: SCE-1100-10

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today