I've got a complete original GMC 270 engine that was removed from a mid-1950's 1/2 ton recently. When it gets daylight tomorrow I can post a picture of the oil filter plumbing.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!