[Roadsters] diff drain plug, Eureka!

[O'Farrell, Fergus P (AS)]

Per table, 14 Thread per inch is either = nominal pipe size or >.
http://www.engineersedge.com/hardware/taper-pipe-threads.htm

Since Gordon's gages don't go to this large size, I suspect the drain plug is
>.

Since I use my = drive breaker bar (with no socket) to remove these plugs, it
is definitely > x 14 TPI.

So TPI from Seattle, Thread spec from Australia, badda-bing, badda-boom, ya
gotta love this list.

Fergus