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Cometic 8 x 12.3 x 12 x 17 Viton Valve Stem Seal - Positive Ring & Band - 16 Pack

Upgrade your engine's performance with Cometic's high-quality Viton valve stem seals. Designed to provide a secure seal and prevent oil leaks, these valve stem seals are built to last.

  • 8 x 12.3 x 12 x 17 dimensions for precise fitment
  • Positive ring and band design for secure seal
  • Viton material for high temperature resistance
  • 16-pack for complete engine overhaul

Trust Cometic Gasket for your engine's sealing needs. With years of experience and a reputation for quality, you can rely on Cometic to deliver.

This product has not yet been assigned to any vehicle. We are working to ensure that this changes as soon as possible. Please contact us if you have any questions.

Cometic manufactures engine gaskets for both domestic and import vehicles. Gasket kits are available for both bottom end and top end for the most popular vehicles, while their MLS head gaskets are known to be some of the best in the industry. Cometic’s 70,000 square foot, state-of-the-art R&D and manufacturing facility allows them to design gaskets for engines using the latest technology, such as Multi-Layer Steel (MLS) gaskets as well as using synthetic blends such as Aramid Fiber.
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