hard engine starting

I don't think you have any issue at all. You just need to adjust your cold starting technique, like MOPAROFFICIAL said. .

This also could very well "be." When I ran the Dart carbed, I had an Ed AFB. Depending on temp, I'd turn on they key just maybe 3 seconds to let the pump work, pump the throttle maybe 2 -3 times on a 50 degree morning, maybe 3-5 times if down in the 30-40'sF Sometimes it would die after a few seconds, "repeat". Learn where the throttle needs "cracked" to fire