Engine Gaskets, Seals & More

Cometic MLS Head Gaskets C5330-027

Cometic MLS Head Gaskets C5330-027

Head Gasket, MLS, 4.540 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5330-027

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic MLS Head Gaskets C5934-051

Head Gaskets, 4.125 in. Bore, .051 in. Compressed Thickness, Left Side Cylinder Head, Chevy, Small Block, Each

Part Number: CGT-C5934-051

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic MLS Head Gaskets C5134-040

Head Gasket, Multi-Layer Steel, 4.155 in. Bore, 0.040 in. Compressed Thickness, Ford, 302, 351W, Each

Part Number: CGT-C5134-040

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Cometic MLS Head Gaskets C5514-036

Head Gasket, MLS, 4.100 in. Bore, .036 in. Compressed Thickness, Ford, Lincoln, Mercury, Each

Part Number: CGT-C5514-036

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Manley All-PTFE Valve Stem Seals 24039-1

Valve Stem Seals, SEALS-3/8 STEM

Part Number: MAN-24039-1

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Fel-Pro Valve Stem Seals SS 72525

Valve Stem Seals, Umbrella, Chevrolet, GMC, 5.0/5.7L, Small Block Gen I, Set of 16

Part Number: FEL-SS72525

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Cometic MLS Head Gaskets C5513-040

Head Gasket, MLS, 4.080 in. Bore, .040 in. Compressed Thickness, Ford, Lincoln, Mercury, Each

Part Number: CGT-C5513-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Fel-Pro Valve Stem Seals SS 72810-1

Valve Stem Seals, Positive Stop, Toyota, Lexus, 3.0L, L6, Set of 24

Part Number: FEL-SS728101

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Remflex Wastegate Gaskets 18-010

Turbocharger Gasket, Wastegate, Graphite, Each

Part Number: RFL-18-010

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic MLS Head Gaskets C5506

Engine Cylinder Head Gasket

Part Number: CGT-C5506

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Cometic MLS Head Gaskets C5666-080

Head Gasket, MLS, 4.400 in. Bore, .080 in. Compressed Thickness, Ford, Each

Part Number: CGT-C5666-080

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Fel-Pro Valve Stem Seals SS 71043-1

Valve Stem Seals, Positive Stop, Buick, Chevrolet, GMC, Oldsmobile, Isuzu, Saab, 4.2L, L6, Set of 24

Part Number: FEL-SS710431

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Cometic MLS Head Gaskets C5317-051

Head Gasket, MLS, 4.130 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-051

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic MLS Head Gaskets C15142-051

Head Gasket, MLS, Multi-Layer Stainless Steel, 4.600 in. Bore, 0.051 in. Thick, Ford, Big Block 385 Series, Each

Part Number: CGT-C15142-051

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic MLS Head Gaskets C5365-040

Head Gaskets, 4.180 in. Bore, .040 in. Compressed Thickness, Ford, Small Block, Each

Part Number: CGT-C5365-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Howards Cams Ultimate Duty Valve Seals 93310-1

Valve Stem Seals, Positive Stop, 11/32 in. Valve Stem, .500 in. Guide Diameter, .630 in. O.D., Each

Part Number: HRS-93310-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Cometic MLS Head Gaskets C5246-056

Head Gasket, MLS, 4.100 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5246-056

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Cometic MLS Head Gaskets C5720-051

.051" MLS LHS HEAD 1996-03

Part Number: CGT-C5720-051

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Cometic MLS Head Gaskets C5459-027

Head Gasket, MLS, 4.250 in. Bore, .027 in. Compressed Thickness, Chrysler, Dodge, Plymouth, Each

Part Number: CGT-C5459-027

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic MLS Head Gaskets C5399-036

Head Gasket, MLS, 4.030 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5399-036

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic MLS Head Gaskets C5721-051

.051" MLS RHS HEAD 1996-03

Part Number: CGT-C5721-051

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Cometic MLS Head Gaskets C5460-040

Head Gasket, MLS, 4.350 in. Bore, .040 in. Compressed Thickness, Chrysler, Dodge, Plymouth, Each

Part Number: CGT-C5460-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic MLS Head Gaskets C5479-070

Head Gasket, MLS, 4.060 in. Bore, .070 in. Compressed Thickness, Ford, Each

Part Number: CGT-C5479-070

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Cometic MLS Head Gaskets C5434-056

Head Gasket, MLS, 4.630 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5434-056

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Cometic MLS Head Gaskets C5871-066

Head Gasket, MLS, 4.100 in. Bore, .066 in. Compressed Thickness, Ford, Each

Part Number: CGT-C5871066

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today