1)OEM Mercruiser 4-wire remote control tilt/trim switch, Merc part #.87-88790A4.   87-88790    This part is no longer made. pulled from a 1988 model boat with inboard  V-8. Tested and working .will fit many models please do your research  . Please note auction is for switch only other pictures are for reference . Free shipping to the lower 48.