I've always done it this way and will continue to

Prime. Start. Idle 1500RPM - 2000RPM. Dial in a:f at idle. Sync ignition timing. Jack front of car up with radiator cap open. Bleed cooling system. Let it run for twenty to twenty five minutes. Change oil and oil filter. Tune partial throttle. Change oil and oil filter. Tune wide open throttle. Change oil and oil filter. Done