Gray oil

[big job]

Originally Posted by farmertom

Steve, the oil you have there on the dip stick looks like the oil the dodge dealer here used back in 60s-70s after the warranty service it looked gray/green.wish i could remember the brand they had in the 55 gal drums. what brand do use. some look mostly clear out of the bottle a honey color. Tom.

Back at the bus Co. we used McMillin oit also in 55 gal drums in the 60s,70s

this may be it....