Ditto- - - -I usually count 4 or 5 compression strokes at cranking speed with all the spark plugs removed and the throttle blocked wide open. I look for cylinder pressures within 10% of each other, not any specific pressure reading. A 5% tolerance is better.
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!