Hello,<br /><br />I have a Yamaha 200hp 1986 model. It have not run for 5 years. When I start it up, it only run with when:<br /><br />1) When I go dead slow ahead, I must use full choke.<br />2) When I go faster, I must use 1/3 choke to be able to run.<br />3) When I go full ahead, it runs only...