Quote:
Originally Posted by Lee1972
Not sure  did a quick calculation using 10000 and 5000 with a target of 7500 and it came up with a percentage split of 52 to 48 maybe it is me but I'd have thought that it would be 50 / 50? |
Oil viscosity isn't a linear scale. 2000cSt isn't twice as "stiff" as 1000cSt. And I checked that calculator against the one we use at work, and it's near as dammit the same.