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‘96 challenger sitting in garage 12yrs

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Halynch

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Ok so my dad is giving me his 96 seadoo challenger that has sat on its trailer in his garage for 12 yrs. before it sat he had engine rebuilt and used it a couple times.

So what do I need to do before trying it on the water since it sat 12yrs in the garage?
 
Might be a good idea to put some oil in cylinders, and turn it over a few times,
in case some rusting has occurred. Leave spark plugs out and have someone hold
a wad of rags over plug holes, to catch the oil spray.

If you turn it over with spark plugs disconnected, ground the plug leads. It'll
blow a fuse inside the MPEM box if turned over and spark can't ground (thru
plugs or otherwise).
 
Clean out the fuel system really well, replace the 2-stroke oil and filter and see if she’ll fire up! Good luck!
 
Definitely a second on Oiling the cylinders. I would really fog them and let them set a while. Also agree with the fuel system. I probably go through the carbs. Couldn't imagine any fuel sitting in there and stuff dry rotting for 12 years.
 
Just before oiling the cylinders, I'd turn the crank slowly by hand whil listening through the plug holes for scraping sounds and I'd feel for tight spots during the rotation.

Then apply a few ounces of 2-stroke oil and turn it by hand again before installing the old plugs. You may find the crankcases are flooded with oil, so may as well start up with the old cruddy plugs as long as they fire then switch to fresh ones after it's cleared out.

Probably should check the jet pump oil hasn't leaked out.

Hopefully he stored it with an empty fuel system.

Grease the PTO spline, surely grease worms have been in there munching away.
 
Thank you everyone! I finally have a few days off and pending weather can start playing with it or take it somewhere...

It has very little fuel in it. Might be dumb question but since there is very little in it couldn’t I fill with supreme and run out the little bit of junk in it?

Anyone know if I take to someone to do these things of approximate cost?
Or are these things fairly simple that I could do? I did download shop manual for it.
Btw The oil tank has been bypassed too.
 
No, we don't want no stinking junk! The little bit of fuel remaining will likely be curdled and you don't want that floating around or even in your carburetors and fuel system. Pump it out and maybe even remove the pickup tube and towel the inside of the fuel tank. Some will pressure wash the inside after removing the tank, or if while still in the belly will vacuum up the water using an explosion-proof suction device and/or clean rags/towels tied to a broom stick/wire.

There's a huge chance you'll have to rebuild the carbs anyway, but no need to make it worse by contaminating everything.

With fresh fuel, you can fire it up out of water, but no more than a minute unless you provide cooling water through the flush port, then you can run it for 2 minutes (why even bother unless flushing out salty water?).

5~10 minutes cooling time between restarts should be sufficient if you need to fire it off again, any exhaust part you cannot lay your hand on briefly at any time without suffering a burn, is overheating. This assumes you're not superman.
 
I just purchased a 1999 Speedster. I want to get a cover for it and also a Bimini top for it. I need all the help I can get on this. Thank you in advance.
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