new to z's need help im in vegas
 

well i bought this great 78 280z beautiful car fell in love with them since i was younger im 18 now so still young but i wanna go far with these cars. um well im also new to cars but i research n try =P well i checked if i was getting fuel and i am so i checked if im getting spark im not getting spark to i went to the ignition coil n its not giving spark so i replaced it. well the car still just cranks but doesn't start idk if the coil not getting power to distributor or what but yea can any 1 help me out. the distributor looks new. i ask a mechanic and he said it could be the crankshaft position sensor but im sure my car doesn't have one since its got a distributor but im new to cars so i wouldn't know any one wanna help