Starting boat engine before going to lake?
#1

I've heard conflicting info on this. Some people suggest starting the engine to make sure it runs OK before you go to the lake.
Others state that running your engine when it's not in the water will damage the engine/impeller.
Who is right?
Others state that running your engine when it's not in the water will damage the engine/impeller.
Who is right?
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#3
Admirals Club 

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#8
Senior Member


OP, if you run your motor out of water you damage the impeller. I think all it takes is a half minute (maybe less) running dry to damage it. If you want to run the motor in your driveway, you gotta use muffs.
#9
Senior Member


The guy that threw the yamaha into the water running also left it running on the trailer and used it as a weed and brush trimmer. Pretty painful video to watch but a testament to the durability of a yamaha.
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#10

Some of my best friends do this before we leave the house. I don't get it. First time I crank the motor on my boat is when it's fully submerged at the ramp and usually already drifting off the trailer. 15 year old boat and motor and it's always started, why would I expect anything different? You really shouldn't be boating with a boat you don't have confidence in.
#11
Senior Member

I run lots of different boats (work in the biz) so popping it off before I leave to make sure batteries are up and its all good before I roll out is a habit. As long as you kill it as soon as it fires you are not hurting anything.
*** And yes, this is a tough room!
*** And yes, this is a tough room!
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#12
Junior Member

I have a 1986 225hp Evinrude and I always start it in the yard on muffs before trailering it to the landing. First, if there is a problem (and there can be), I'll know before going to all the trouble to take it to the landing and back. Second, when I have previously cranked it in the yard, it starts right up at the landing. I like to impress bystanders when the old engine does that! I'm sure their first thought is whether the old motor will start.
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#13
Senior Member




I would start my boat EVERYTIME before I got the ramp. Just started it and turned it right back off. Drives everyone at the ramp nuts when people back their boat down and the battery is dead or it won't start. It's almost as bad as waiting until you back down the ramp to put everything in your boat instead of doing it ahead of time. If you start it and turn it off within a few seconds you aren't going to damage anything in the motor.
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#14

As I was the owner of an old Force outboard before, yes I try starting the boat every single time before I leave. Just use muffs or only run a couple seconds.
Nothing is worse then getting on the ramp and having your boat not start. Everyone else is waiting and after a bit will start looking for pitch forks and knives...
Nothing is worse then getting on the ramp and having your boat not start. Everyone else is waiting and after a bit will start looking for pitch forks and knives...