i have a 83 yamaha it cranks has spark fuel compression it will push start but it takes awhile.when it does push start it will start when you use the electric start.until it cools off. had carb rebuilt. also new batteryYamaha 1983 atv that wont start?
put new plugs in it and check the plug wires and coil also?Yamaha 1983 atv that wont start?
I would get a new plug but that is not the problam this exactley what happends when you need your valves adjusted. I have a Kawasaki Mojave and they notorious for thatYamaha 1983 atv that wont start?
Check the spark timing.
Check the exhaust for clogs