Quote Originally Posted by Jiff Lemon View Post
Just one of the many random Jiff thoughts....

E153's can be a bit stiff till they warm up. The AW11's oil cooler is an oil/water affair, to keep the oil at a consistent temperature.

So, plumb the E153 into it, and it could act as a gear oil warmer/cooler:

Discuss
what minimal lower temp is the water that comes back into engine after cooling?,
when it leaves through the stat its 82 deg+.