In a message dated 6/24/98 8:54:36 PM Eastern Daylight Time, Roccet@aol.com writes: > > ????? 7 inches you mean 5.9055 inches . 150mm x .03937=5.9055 which is > Still > damn big. > Oh, yeh...should've figured it in my head off by an inch-must've been a typo. I guess we men do tend to exaggerate sometimes, don't we;-) Yes, you're right, 5.9" exhaust diameter is quite adequate. -Ingo