I have a 1976 johnson 135hp and have problem to start tne motor.Find out there was no spark on all four plugs.I was traing to start the motor for a long time and then the motor start. I was runing the boat for all day whit no problem. The next day was the same won't start in the begining (no spark) and then when start after 60 min. trying was runing good.I have this problem everytime I go out.
If somebody can help please help
Thanks
If somebody can help please help
Thanks