linkage went out in our 76 ford f-150 so we removed the steering col. got 1 from a wrecking yard, but cant get it to install properly it wont engage the gears? Many hr's working on it.Tried to get free online manual or a diagram . Now have a migrane headache! got a new chiltons manual from o'riley's auto parts store they said u opn it u own it ell now after searching for over an hour nothing with the column in it that we have . help please need diagrams video manual something please