Oat Coolant Conforming To Ms 90032
Oat Coolant Conforming To Ms 90032 . So just wanted to post this since i could not find a clear answer either online or on the forums. Your vehicle has been built with an improved engine coolant (oat coolant conforming to ms.90032) that allows extended maintenance intervals. Fiat 124 Spider (2019 year). Instruction part 18 from sinref.ru The first coolant was inorganic acid technology (iat). The ms 90032 is the concentrate form and they are interchangeable. I'd opt for the premixed 50/50.