Poly,

Well as is often the case....you delete your posts before I ever see the thread

Maybe you can repost the 'right answer' or PM it to me.

In the mean time maybe the well endowed blonde I hired as my secretary can keep me busy while I'm waiting

I do know that many generally accepted laws of physics and thermodynamics don't always (but mostly they do...and a LOT more than in other 'bowtie' car forums I've seen) seem to apply here, those professors and professional engineers I work with everyday must be idiots!!