I Am having a problem with a 1984 mariner 150 hp ! so from the top I replaced bad switch box to find the spark advance was bad so set timing to factory specs rebuild carbs clean out fuel tank and lines new primer bulbchecked compression in all cylinders ok! when in water it spits and sputers...
hello, I am running into a problem so I'll start from the top.I have a bad switch box went to go change it and a wire crumbled in my fingers so I take it to boat store and they look it up as part number 87076a 4 but when I look it up that part mounts in different spot on motor and looks...
I have a 1985 150 hp mariner. The motor with ears on it starts and idles fine and will rev when throttle is pushed! Seems to run great! Now put the boat in the lake starts and idles ok tiny bit of gas runs ok give it a little more falls flat on its face!
