Originally Posted by
Mr IGH
When I opened it up at home, not a drop of water inside. While I had it open, I swapped it over to oil bath, used some Mobil 1 synthetic ATF I had laying around.
This may seem like an obvious question, but I'm relatively new to IGH's - what are the benefits of swapping to oil from grease? I can imagine it would improve cold weather performance, but is there anything else to it?