Universal Corvus 13 Railroad Engine Oil is for use in high output, medium speed diesel engines. This is a zinc free oil providing excellent protection to silver wrist pins and turbo charger bearings. In addition, there are detergent/dispersent characteristics for a long filter life and engine cleanliness.
Universal Corvus 13 Railroad Engine Oil is a Generation IV and Generation V electromotive engine oil. It is accepted by EMD and General Electric. This oil is specifically recommended for those railroad, marine and stationary engines which require the use of zinc free, CD quality oils.