I am replacing my trim and tilt set upon my 115 hp Evinrude I am using one off a 85 hp Evinrude both are 1977 but my orginal one has a blue, green and black wires going to relays. but the one off the 85 hp has three wires but colors are different they are red ,blue and green can i still use my relays (if so how does it get wired up) or do i have go a different route?