This oil is what I found in a (as advertised Non-detergent oil)
I want to replace the oil in my old tractor trans/differential, 1957 TO-35 Ferguson, it came with 90 weight mineral oil.
but a lot has happen to oil in the last 50 years so I am up for a improvement.
Powermate 4-Cycle Engine Oil - 10W30-PA0650074 at The Home ...
www.homedepot.com/p/Powermate-4-Cycle-Engine-Oil-10W30-PA0650074/203450436
The Non-Detergent 4-Cycle Engine Oil 10W30 6 Qt. Bottles Per Case is
manufactured mainly for high RPM engines. It protects and extends the life of an
engine.