Ditto on using a 0-30 PSI gauge. Even if it pegs out on a cold start, it won't stay there long. Being able to monitor the low reading is much more important than avoiding maxing out the gauge on a cold start.
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!