Enginetech Premium Umbrella seals are high-temp Silicone with garter springs to retain stem interference. All Premium Umbrella seals are designed to work with valve stems from 0.005” under to 0.015” over. Most of these seals can be used as a universal fit on normal stem sizes such as 8.00mm, 5/16, 11/32” and 3/8”.
Enginetech OE type seals are designed as a direct replacement for the OE part. The OE type seals are recommended for standard OE diameter valve stems only. We use only OE type materials for these seals including Viton©, polyacrylate and nylon. While many competitors use low quality nitrile materials Enginetech uses only OE material or better. We’ve got you covered with a full line of seals for your rebuilding requirements.
With high quality products and considerate service, we will work together with you to enhance your business and improve the efficiency. Please don't hesitate to contact us to get more details of Valve Stem Seals, Rubber Valve Stem Seal, Oil Seal Wholesale.