A 20s truck engine at the Laidley Pioneer Village has the following data plate re its oil requirements. Its American so the degrees of which it speaks will be fahrenheit.

"Caution. Use an oil of not less than than 80 viscosity at 210 degrees and minimum flash point of 420 degrees"

Does anyone know what this translates to in modern oil speak?


Read the full thread at metalworkforums.com...