I have a honda BF75 7.5hp 4-stroke. It runs ruff with the cover on but as soon as you take it off the motor runs fine. The intake horn is not blocked nor are any fuel lines blocked with the cover on. The air holes in the top of the cover are open as well. I have even tried a different cover...
I have a Honda 7.5 hp 4-stroke(BF75). It ran very smoothly for a while then it started running ruff and I had it tuned up incl. a carb. overhaul. It is running better, however there is still an odd problem. After the repairs the engine ran fine out of water. But once it was in the water the...