coupler

2016 Searay 270 SD w/bravo 3. 210 hrs on boat. Boat ran great last time out, July 4th. Today we take it out and as I throttle up, it would not get on plain. Rpm's jump to 4k but would only go about 10mph. There was no rubber smell or weird vibrations. No shifting issues. Props were clear...

Lost my port engine engine today; coming in and my I/O is just spinning. Engine itself is running and I believe my shift cable is connected. I’m assuming coupler needs replacement, which I think is a boat haul and engine pull. Any thoughts on this repair? I’ve owned the boat since 2007; first...

Both of the dripless stuffing boxes on my 1986 34 Sundancer with v drives are leaking badly. The engines, 454 Crusaders, must come out. How do you do it? The couplers are almost impossible to see, much less get to. Also, the salt water leakage has made everything rusty. I'd appreciate any...

I removed the outdrive on my Bravo 3 Merc on my 310 Sundancer and need some help determining if I need to replace the drive coupler in the engine. My real question is, what is an acceptable wear level on the shaft splines and is it possible to replace the shaft and not the coupler on the engine...