OIL FILLER CAP GASKET or 

DIPSTICK GASKET - Silicone

for

Continental Engines: 

E-185, IO/TSIO-360, IO/TSIO-520, IO-550

   -   Our silicone rubber gaskets are made from aerospace mechanical 

        grade AMS  silicone and designed to withstand temperatures 

         up to 400 degrees Fahrenheit.   

   -    Therefore, they will not break down and deform or crack up 

         like  cork or neoprene.   

   -    Our gaskets seal uneven and warped surfaces and 

         eliminates corrosion.

   -    Gaskets are 100% reusable.

Oil Filler Cap Gasket 

Part #:  RG-633240 

Corresponding part #:  633240

FAA-PMA approved for the following Continental engines:

   E-185 Series

   IO-360–A, -C, -D, -G, -H. -J, -K

   TSIO-360–A, -B, -C, -D, -H, -JB

   IO-520–BA, -BB, -C, -CB, -M, -MB

   TSIO-520–B, -BB, -BE, -D, -DB, -E, -EB, -J, -JB, -K, KL, -L, -LB, -N, -NB, -UB, -VB, -WB

   IO-550-A, -B, -C

Price is per gasket.

Size:   2 5/16″ OD x 1 1/2″ ID  x  1/16″  Thick

Reusable.

Proudly made in the USA.

TO REUSE GASKETS:

1.   Wash gasket briefly in hot soapy water.  
2.   Rinse well and dry all surfaces. 
3.   Re-install gasket.

Save instructions for future reference. 

Instructions are packaged with the gaskets.

PROUDLY MADE IN THE USA.

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

USE CORK?      GET REAL!      REAL Gaskets that is…

REAL Gaskets Tennessee is a manufacturer of silicone rubber gaskets 

for aircraft, automobile, and motorcycle engines.

Our silicone rubber gaskets are made from aerospace mechanical 

grade AMS silicone, designed to withstand temperatures 

up to 400 degrees Fahrenheit and to last the life of the engine.

Our gaskets seal uneven surfaces, eliminate corrosion 

and are 100% reusable.

We manufacture valve cover gaskets for:

Aircraft: Continental, Franklin, Lycoming, Pratt & Whitney and 

Wright radial piston aircraft engines.

Automobiles: Chevrolet, Ford, GM, Mopar, Porsche and 

VW automobile engines.  

Featuring NEW *ULTIMATE* GASKETS that are fiberglass 

reinforced silicone.   Check them out!

Motorcycles:  BMW, Harley-Davidson, Suzuki, BSA, Ducati, 

Moto Guzzi, Norton, Triumph, Saab and most other motorcycle 

engines.

If you are tired of oil leaks, then a silicone rubber gasket is the 

only way to go, and REAL Gaskets Tennessee is the only 

place you can get “The Original” silicone rubber gasket.

MADE IN THE USA.