That's not what the service manual says. It says to use the U/C mark for static timing while installing the distributor.
I guess I've been doing it wrong for 65+ years, then. Never failed to start. U/C is used for valve adjusting. 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!