The "ported vacuum" fitting at the carburetor is where the distributor line should connect- - - -and if it has vacuum on it at idle, your idle speed is set too high. DO NOT use the windshield wiper port in the intake manifold for distributor vacuum.
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!