Boni

I was just wondering why my trim don't stay up when I give my motor some throttle my engine comes back down and even on the plane my.trim oil ok and all the rest too

Hi friends just want to know why my Johnson 140 hp outboard 1988 every time I give it throttle high throttle the proppeler seems that the  is running loose  I give it speed and then it does not stay at high speed it comes down a little