The high rev problem seems to have abated (for now) either due to Seafoam or a spritz of WD40 on the linkage.
Still need to investigate the linkage to see if it is preventing full power in forward.
For now, thank you to all. That high rev was unnerving and distracting given how important...
I'll have engine running tomorrow (Sunday) to say more on that 'slow effect' when in gear so not my flawed 2 week ago memory; will do video. Also will be running Seaform through then.
I have a 2007 HP 5 Honda. New to me. Sometimes (often) when it is in neutral, even if the twist throttle is low, the engine will rev very high and stay there. I would also say it does not rev high in gear; it seems kind of slow in fact. Engine is on sailboat on mooring, so I am hopeful for...
I know this is an old thread, but I have a problem that is a cousin to this. I have a 2007 HP 5 HP. New to me. Sometimes (often) when it is in neutral, even if the throttle is low, the engine will rev very high and stay there. I would also say it does not rev anywhere near that high in gear...