oil pump wont prime

i just got done puting my engine in my car and went to try to build up the oil pressure before i started it but i crank and crank but i get no oil pressure i hav a 95 gsx and i put a 6 bolt in it if anyone can help it would be apriceated

r u going by hte  gauge if so you might not have hooked it up. but other then that i dont know y it just wont prime

have you checked out the magnus motorsports writeup on doing the 6 bolt swap. I know at the bottom of the write-up it goes through a list of possible issues and how to troubleshoot them