hi i am new at this. i have a 1985 four winns 160 marquis that had a 120hp 2.5 and the motor was haft missing when got it i then bought a 1978 glasion with a 140 hp motor in so i took out the haft of the 120 hp and put in the 78 140 hp i was told to use my 85 wiring harness but the wiring code in the shop book is not the same color code on the wiring harness is there anyone no where i can find a diagraph for it thank you