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Valve Stem Diameter (in.)
- 0.197 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.236 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Valve Stem Diameter (mm)
- 5.00mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 6.00mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Valve Guide Diameter (in.)
- 0.433 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.472 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Valve Stem Seal Outside Diameter (in.)
- 0.506 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.539 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.

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.