Fiat 500R: motor number till 149.422 (from 1972 to 1974).
The gasket is made of a material with the following properties: Anti-oil excellent for high torque with high sealability. Maximum temperature 125°C. Very high quality rubber made from very fine cork grain and nitrile rubber (NBR) developed specifically for gaskets in petrol and diesel engines (valve covers, sumps and cooling circuit) and technical applications with high tightening torques. It has low compressibility and exceptional mechanical strength.