1966 CHEVROLET CHEVELLE Gaskets & Seals

Head Gasket, Multi-layer Steel, 4.630 in. Bore, .066 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5331-066

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

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

Part Number: CGT-C5249-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

Rear Main Seal, 2-Piece, Rubber, Chevy, Each

Part Number: FEL-BS400961

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/19/2026

• $20 Summit Bucks

Head Gasket, MLS, 4.030 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5399-060

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/19/2026

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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 1/19/2026

• $20 Summit Bucks

Head Gasket, MLS, Multi-Layer Stainless Steel, 4.100 in. Bore, 0.023 in. Thickness, Chevy, Small Block, Each

Part Number: CGT-C5246-023

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/19/2026

Head Gasket, MLS, 4.540 in. Bore, .051 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5330-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

Oil Pan Gasket, Multi-Piece, Cellulose, Nitrile Composition, Chevy, Small Block, Thick/Thin Seals, Kit

Part Number: MRG-5884

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/19/2026

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

Part Number: FEL-8194

4.66 out of 5 stars ( 29 )

Estimated Ship Date: Monday 1/19/2026

• $20 Summit Bucks

Head Gaskets, Titan, Copper, 4.630 in. Bore, .050 in. Compressed Thickness, Chevy, 427/454, Each

Part Number: SCE-S136250

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

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Exhaust Gaskets, Header, Soft Aluminum, 1.55 in. x 1.45 in. Port, Chevy, Small Block, Pair

Part Number: MRG-7401G

4.43 out of 5 stars ( 14 )

Estimated Ship Date: Monday 1/19/2026

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 1/19/2026

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

Part Number: CGT-C5399-080

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/19/2026

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Air Cleaner Gasket, 5.031 in. Inside Diameter for 5.125 in. Mounting Flange, Composite, Universal for Carburetor/Throttle Body Engines, Each

Part Number: FEL-60038

4.89 out of 5 stars ( 45 )

Estimated Ship Date: Monday 1/19/2026

• $20 Summit Bucks

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 1/19/2026

Head Gasket, Multi-Layer Steel, 4.320 in. Bore, 0.030 in. Compressed Thickness, Chevy, Big Block, Each

Part Number: CGT-C5816-030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/19/2026

Head Gasket, MLS, 4.375 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5329-027

Not Yet Reviewed

Estimated Ship Date: Monday 1/19/2026

Oil Pump Gasket, Copper, Chevy, Big Block, Each

Part Number: SUM-111481

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/19/2026

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 1/19/2026

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Gaskets, Intake, Composite, Rectangle Raised, 2.50 in. x 1.75 in. Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: MRG-121

3.75 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/19/2026

Head Gasket, Titan, Copper, 4.630 in. Bore, .062 in. Compressed Thickness, Chevrolet, Big Block MK IV, Each

Part Number: SCE-T136262

Not Yet Reviewed

Estimated Ship Date: Monday 1/19/2026

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Exhaust Gaskets, Headers, Multi-Layer Steel, Round Port, Chevrolet, Big Block V8, Pair

Part Number: CGT-C5251-030

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

Exhaust Gaskets, Header, Ultra-Seal, Round Port, Chevy, Big Block, Pair

Part Number: MRG-5912

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/19/2026

Gasket, Cellulose/Nitrile, Water Neck, Chevy, Big/Small Block, V8, Each

Part Number: MRG-740C

4.2 out of 5 stars ( 15 )

Estimated Ship Date: Monday 1/19/2026

Gaskets, Manifold, Intake, Composite, 2.54 in. x 1.82 in. Rectangle Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: EDL-7202

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/19/2026