ok i have a 03 ranger with the 3.0 flex fuel and i got 4.0 sohc to swap in to it ..the motor is out of a 04 or 05 ranger edge i got the hole engine harness and the dash harness . i got it all in and notest that some of the connecters are different or some just arent there .. so should go get all the wiring harness from a 4.0 sohc xlt at a junk yard or what should i do?? need some help please