also i can bypass the solenoid and it will start right up no problem

That is correct

Alright so i recently purchased a 1990 f250 4.9 straight 6 engine with manual trans. When i first got it, it needed a jump in order to start..well after a few times that stopped working. I replaced the battery, starter, and solenoid. Still wont crank. You can hear the fuel pump going when you...