That can happen if the surface aimed at is shiny, best for any sort of shiny surface with IR thermometers is to apply some matt black tape before checking for a good reading, even a bit of masking tape and a permanent marker will do.
I only have a princess 30ds and the difference when tied up and blowy is huge between the 12mm polyester I normally use and the 16mm nylon lines I have, they take out all the snatch and banging (ooer Mrs.).
Admittedly the polyesters are double braid and the nylons are 3 strand.
My RM69 had a crack across the pump housing where the seal sits and I found a handlebar stem spacer from a mountain bike is a perfect fit with a bit of epoxy to reinforce the plastic collar, I couldn't find a spare housing at the time.
I know nowt about the medway, how much is navigable with 9' airdraft and 3' draft coming in from sea and how restrictive is it on timings?
Could be tempted to pay a visit this summer, would be coming from north possibly shotley as a starting point.
I have to say I found nestaway boats very helpful when I was looking at leccy outboards as I could actually handle the different options side by side instead of just relying on figures, unfortunately for Ian I didn't get the van run I was hoping for a week later so ended up with an epropulsion...
Depending on your browser some you can copy your profile to a usb stick and paste it on the new machine, all passwords and usernames stored are transferred, firefox and thunderbird can both do it.
A lot of marinas have power points supplied by 3 phase, each outlet on a different phase to keep it balanced, phases are a sine wave 120 degrees apart, if 3 are connected in the same system you'll get 415 volts as opposed to 3x the amps, 2x are 300 ish volts, don't trust my maths I'm not an...
Change the oil and run it till it's proper hot and change the oil again, use cheap oil the first time, when shutting off maybe some fogging oil in the air intake.
If it's been running since dunking you've not done much damage.
All he's doing is dragging a load of fresh moisture inside ready to condense and corrode the internals.
If you're going to run the engine get it properly hot before switching off.