Try and establish whether or not it's firing during this starting phase. If it isn't you should look for an electrical problem, if it is you should look to the fuel system. On the day it won't start, ...

GOOD: Rorty performance, Falcon practicality, economical to own. Sharp handling, pleasing sporting character, distinctive styling. BAD: Still not truly refined, engine noisy at higher revs. Garish ...

It's an old car and I'm guessing the gas system is also old and hasn't been serviced in a long while, so take it to a mechanic and have them service it. Your problem could be a wax build-up in the ...