Unidentified drain hole under 8V92

[ejohna2000]

Looks like the drain hole in the bell housing, it lets any oil leaking
out of rear of engine to escape. Leave it open. Elmer in Sebring
86 PT 38


--- In WanderlodgeForum@yahoogroups.com, Ryan Wright wrote:
>
> Found something I hadn't noticed before while working under the coach
> today. Just in front of the 8V92's oil pan, there is another
> oil-pan-like object with a threaded hole much like the oil pan drain
> plug. However, this hole doesn't have a plug screwed into it - it's
> just open to the outside world. I took pictures:
>
> http://www.ryanwright.com/tmp/bus1.jpg
> http://www.ryanwright.com/tmp/bus1close.jpg
>
> Anyone know what this is? Hopefully it's supposed to be unplugged?
>
> Thank you!
>
> -Ryan
> '86 PT-40 8V92
>