Real oil filler cap gasket. This silicone rubber gasket is made from aerospace mechanical grade AMS silicone and designed to withstand temperatures up to 400 degrees Fahrenheit. This gasket seals uneven and warped surfaces, eliminates corrosion, and is 100% reusable. FAA – PMA Approved. Made in the USA. |
Great gasket. Seals and fits well. Be advised there are 2 thickness of this gasket. This one is .062 the other one is .125. Both say they fit a IO-550 but mine takes the thinner one. The thick one RG533355 will not allow me to close the filler cap.
Real Gasket RG-633240 Contintl Oil Filler Cap Gasket
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