Have control box, wiring harness, tilt and trim, looks as if Omc, but could find no pics of identical box on google search, however Yamaha 703 control box identical internally and externally but Yamaha normally gray, Also, wiring harness plug, pic include, not seen on google search, Can anyone help with identification and application to engines. No key switch on rear of box, and bottom black button or plug unidentified. Thanks for help

