The motor is a 1985 Yamaha 70hp. The problem is when I start the motor up it instantly revs up to high RPMs in neutral and doesn't stop. This started after I disconnected the fuel line from the motor for the first time in 6 months to clean the boat. When I connected the fuel line back to the...
I have a 1991 15hp Tiller Yamaha 2 Stroke outboard. In the past couple of weeks it has been running really slow in idle and will die in idle if not revving it in idle. Also when i turn the handle to go full speed it will only go like 3-4mph. So i tilt the motor up all the way and have to rev it...
