No Spark at distibutor PLEASE HELP
 

My son has a 92 Eclipse 1.8 he just bought,I didnt come with a distributor,The guy who sold it said it was bad,and misplaced it..So we bought a used distributor,installed it but no spark! there is power to the coil,We replaced the ecu due to coroded capacitors and shorted on back side of box,it isnt the timming belt..does any one have a suggestions,or diagrams, I live in Dallas Ft worth area I could pay for someone to diagonsis the problem, thanks