Engine Oil Fresh Finish (AK Interactive) (AK084) (40)Enamel Product. The engines and transmissions of many vehicles offer a special aspect where the grease and the remains of spilt fuel are the protagonists. These enamel based effects just need to be painted on. Apply with a brush in different lays of different intensities for the most realistic effects. For a lighter effect you can dilute them with White spirit. Contains 35 ml.