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i have a js550 with an x2 650 in it. electrics workd easy. modifying the 550 bedplate and using the 550 coupler is best. i had no good 550 motormounts so used the 650 bed plate and made some brackets to attach it to the hull using the x2 coupler. i had to modify the way the battery sits in but...

The ski is: JS 550 with an x2 motor in it. x2 motor is stock with stock single carb, can some clarify what size the stock carb is for me? stock x2 exhaust expansion chamber connected to js550 water box. Ignition is from a js440, it is wired following someones diagram from either here or...

YouTube - MacGyver Coffin Jet Ski This was on digg.com today. Just wanted to share it because it is an awesome js440/550

looking good with the carbon fiber... now you'll just have to peel all that heavy fiberglass off the outside and you'll have a real ski.

i would compare a ride on a superjet more like going from idle to 50 mph on the bike.. in first gear.... but then theres a lot more rpm towards the top...

If that were the case why do you think they don't do something like the snowmobile Continuously Variable Transmission set up? i would think especially in the larger sit downs there would be room for some type of transmission like this although belts don't work well in water. About starting out...

I just read through the post of 212hp on that x2 650 and found it quite amusing. I came up with a few questions though. What is the average rpm of say a 701 or 650 superjet wot? I'm thinking like 6 or 7 thousand rpm? With that in mind, my bike (cbr1000rr) turns like 12,000 and the r6 is...

so this is my ski that xeon's posting about... ive came to the conclusion that there is something wrong with the coil, cdi, or coil behind the flywheel. today i tried siliconing the spark plug boots and taping up the wires, it made no difference. Then i changed plugs again, the front one looked...