1966 GMC Gaskets & Seals

Cometic MLS Head Gaskets C5401-030

Cometic MLS Head Gaskets C5401-030

Head Gasket, MLS, 4.135 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5401-030

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic MLS Head Gaskets C5699-036

Head Gasket, MLS, 4.125 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5699-036

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Timing Cover Gaskets C5533-020

Gaskets, Timing Cover, Rubber with Steel Core, Chevy, Small Block, Each

Part Number: CGT-C5533-020

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Intake Manifold Gaskets C15178

2.00" X 1.25" PORT

Part Number: CGT-C15178

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Header and Exhaust Manifold Gaskets C15199

.060" HTS D PORT EXH GASKETS

Part Number: CGT-C15199

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Intake Manifold Gaskets C15318

1.87" X 1.20" PORT

Part Number: CGT-C15318

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Timing Cover Gaskets C5261-031

Gasket, Timing Cover, Fiber, Chevy, V8, Each

Part Number: CGT-C5261-031

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Header and Exhaust Manifold Gaskets C15190HTS

Exhaust Header Gasket

Part Number: CGT-C15190HTS

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Timing Cover Seals C5376

Engine Timing Cover Seal

Part Number: CGT-C5376

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Head Gaskets C15528-089

.089" MLS-5 18 OR 23 DEG H/G

Part Number: CGT-C15528-089

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Header and Exhaust Manifold Gaskets C15200

.060" HTS EXH ADAPTER GASKETS

Part Number: CGT-C15200

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic Intake Manifold Gaskets C15319-060

2.10" X 1.31" PORT .060"

Part Number: CGT-C15319-060

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Fel-Pro Marine Water Neck Gaskets 17621

Water Neck Gaskets, High-density Paper, for Marine Use Only, GMC, Set

Part Number: FEL-17621

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Ajusa Valve Cover Gaskets 11073300

Gasket, Cylinder Head Cover Gm-Chevrolet

Part Number: AJU-11073300

Not Yet Reviewed

Estimated Ship Date: Jun 11, 2026 if ordered today

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Estimated Ship Date: Jun 11, 2026 if ordered today

Ajusa Intake Manifold Gaskets 13136800

Intake Manifold Gaskets, Ajusa Intake Manifold Gaskets, Composite/Fiber/Steel, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: AJU-13136800

Not Yet Reviewed

Estimated Ship Date: Jun 11, 2026 if ordered today

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Estimated Ship Date: Jun 11, 2026 if ordered today

SCE AccuSeal Pro Valve Cover Gaskets 211072

Valve Cover Gaskets, AccuSeal Pro, Laminated High-Temperature Silicone/Cork, Chevy, SB2.2 Mirror Port Cylinder Heads, Pair

Part Number: SCE-211072

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

SCE MLS Spartan Head Gaskets M111351

Head Gasket, MLS Sparten, With Steam Holes, Multi-Layer Stainless Steel, 4.134 in. Bore, 0.051 in. Compressed Thickness, Chevrolet, Small Block, Each

Part Number: SCE-M111351

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Fel-Pro Marine Water Neck Gaskets 17620

Water Neck Gaskets, High-density Paper, for Marine Use Only, GMC, Set

Part Number: FEL-17620

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Remflex Exhaust Header Gasket Sets 2060

Header Gasket, Graphite, Dart Little Chief, GM, Small Block, V8, Pair

Part Number: RFL-2060

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

SCE Titan Copper Head Gaskets T112072

Head Gaskets, Titan Copper, 4.200 in. Bore, 0.072 in. Compressed Thickness, O-ring of the Block or Heads Is Required, Chevrolet, Small Block, Each

Part Number: SCE-T112072

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

SCE Gaskets Intake Manifold Gaskets 111141

ACCU SEAL E INT GSKT, SBC 23D MED PORT ASE INT GSKT SET 1.31 X 2.21 .062 THK

Part Number: SCE-111141

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

SCE AccuSeal Pro Exhaust Gaskets 211186

Exhaust Gaskets, AccuSeal Pro, Graphite/Steel, Pair

Part Number: SCE-211186

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

SCE AccuSeal Pro Intake Gaskets 211118-10

Intake Manifold Gaskets, AccuSeal Pro, Composite, Rectangular Port, Designed for Chevy 18 degree or Brodix 18C Heads, Chevy, Small Block, Set of 20

Part Number: SCE-211118-10

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

SCE AccuSeal E Intake Gaskets 111112

Gaskets, Manifold, Intake, AccuSeal E, 0 30 in. Thick, Ford, Small Block, 23 Degree Stock Port, Set

Part Number: SCE-111112

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

SCE AccuSeal Pro Oil Pan Gaskets 211197

Oil Pan Gasket, CN Crossbolt engine blocks, Each

Part Number: SCE-211197

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today