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Cometic Valve Stem Seals

5.0 out of 5 stars 11 Customer Reviews

Valve stem seals from Cometic provide superior sealing to keep oil out of combustion chambers for improved engine efficiency and performance. Cometic valve stem seals are comprised of a high-quality materials that's extremely resistant to heat, oil additives, and abrasion. These seals are manufactured to precise specifications ensuring they remain in place and deliver excellent long-term durability.

Results 1 - 25 of 45

Valve Stem Seals, Ring and Band Style, Viton®, Positive Stop, 0.563 in. Guide Diameter, 0.690 in. Seal O.D., Set of 16

Part Number: CGT-3066V1-16

5.0 out of 5 stars ( 4 )

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Valve Stem Seals, Metal Jacket Style, Viton®, Positive Stop, 0.625 in. Guide Diameter, 0.742 in. Seal O.D., Set of 16

Part Number: CGT-3198V-16

5.0 out of 5 stars ( 2 )

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Valve Stem Seals, Positive Stop, 0.492 in. Guide, 0.616 in. Valve Stem, Blue Seal, Metal Jacket Style Seals, Set of 16

Part Number: CGT-3516P-16

5.0 out of 5 stars ( 3 )

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16PK VITON POSITIVE RING&BAND

Part Number: CGT-3192V-16

Not Yet Reviewed

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16PK FLOURO-VITON METAL BODY

Part Number: CGT-3237V-16

Not Yet Reviewed

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16PK CUMMINS 24V 98-02 INT-YELLOW

Part Number: CGT-3214V-16

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

Valve Stem Seals, Metal Jacket Style Seals, Positive Stop, Viton®, 0.344 in. Diameter, Set of 16

Part Number: CGT-3228V-16

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

16PK VITON POSITIVE RING&BAND

Part Number: CGT-3164V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

Valve Stem Seals, Metal Jacket Style, Viton®, Positive Stop, 0.421 in. Guide, 0.236 in. Valve Stem, Set of 16

Part Number: CGT-3158V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

16PK NITRILE POSITIVE 2 RING

Part Number: CGT-3017N1-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Valve Stem Seals, Metal Jacket "Hat" Style, Viton®, Positive Stop, 0.530 in. Guide, 0.281 in. Valve Stem, Set of 16

Part Number: CGT-3260V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

16PK VITON METAL JACKET (HAT)

Part Number: CGT-3261V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

16PK POLY METAL JACKET

Part Number: CGT-3516PB-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

Valve Stem Seal, Viton®, Positive Stop, .530 in. Guide, 0.250 in. Valve Stem, Each

Part Number: CGT-3225V

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

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16PK VITON METAL JACKET

Part Number: CGT-3225V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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16PK CUMMINS 24V 98-02 EXH-GREEN

Part Number: CGT-3215V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

16PK VITON METAL JACKET (HAT)

Part Number: CGT-3182V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

VITON METAL JACKET

Part Number: CGT-3177V

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

16PK VITON METAL JACKET (HAT)

Part Number: CGT-3256V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

16PK VITON METAL JACKET (HAT)

Part Number: CGT-3181V-16

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Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

FORD 7.3L POWERSTROKE HAT VSS

Part Number: CGT-3216V

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

EXHAUST VALVE STEM SEAL

Part Number: CGT-3264V

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

INTAKE VALVE STEM SEAL

Part Number: CGT-3265V

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

FORD 6.0/6.4L DIESEL HAT VSS

Part Number: CGT-3217V

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

VITON METAL JACKET

Part Number: CGT-3173V

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today