In article <9b6d7d43.0401241909.2bd8e85c@posting.google.com >,
appl31416@yahoo.com (Ed) wrote:

> My 1995 Odyssey seems to be leaking between the block and the engine
> oil cooler and I plan to remove the oil cooler to replace the o-ring.
>
> Can anyone tell me the size of the hollow bolt that holds on the oil
> cooler on? My biggest socket is 27 mm and it's not big enough.
>
> Also, is there enough flex in the coolant hoses to move the cooler to
> get to the o-ring without having to drain the cooling fluid?
>
> I want to get this done quickly since I have no garage, it's below
> zero most nights and there is little shade from trees in Vermont
> winter. I was hoping to wait until spring, but I'm losing 2 quarts a
> week. Thanks in advance!
>
> Ed

That sounds like a messy task best left to a small service shop. Some
repairs are much easier when you can raise the car six feet, get in
there with a giant wrench, and let all the fluids spill into a large
pan. Buy the replacement O-ring in advance so they don't try any tricks
with sillicone.