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  1. myblackz28

    1100 in superjet?

    Figured this was the better way to find out. I found a running and riding waveraider with trim For 1200 and double trailer. Is it possible to put the 1100 in my sn and put the trim on? Im guessing this has been done. How difficult could it be? I see the issue of getting exhaust to go toward...
  2. myblackz28

    300/440/550 cooling line popped off?

    my brother and i finally went riding yesterday and after about an hour he said he hit a wave and the ski suddenly seemed to bog down. the water is probably around 35 to 40 degrees, idk if that would make a deference on how long it would last without water. he went straight for shore and only...
  3. myblackz28

    300/440/550 thinking about putting 38 sbn carb on my 550 spare ski

    ive got a 650 carb from my 650 superjet motor that i blew, that im looking to put on my 84 kawi motor. is the intake mani off the yamaha 650 wat i need also or is there a specific kawi intake mani to buy?
  4. myblackz28

    Super Jet thinking about swapping cylinders with my uncle

    he has a 61x 61x and i have a 62t 62t. his ski is a yamaha so he wants the 62t cylinders to bolt his exhaust to and i want the low end power range of the 61x cylinders. my question is... is it common for the rings to not seat if we were to do this. or should we just buy some new rings for them?
  5. myblackz28

    Super Jet no spark when warmed up

    i have a 90 superjet and put a 62t/62t motor in it. used my coffman exhaust from my 650 and gasket matched it. my ski starts and runs great at low speed...for about 5 minutes. once it gets warm it stops running, then it will start again. its almost like its flooded. but then i check for spark...
  6. myblackz28

    Super Jet no spark on 701 62t after swap

    so as some of you know i blew my motor in my 90 superjet, had a 650. i put in a 701 62t with the 650 stator flywheel ebox and hole bit. ported exhaust to match gaskets. now i found that i have no spark. when i took the flywheel cover of the 650 it was very dirty with oily scum. i took the...
  7. myblackz28

    Super Jet 650 exhaust on 701

    i had a 650 with coffman exhaust. i put a 701 62t on it. will i lose a considerable amount of performance by putting the coffman exhaust on or will it be unnoticeable. compared to coffman for a 701? also, how can i tell if it is sizzler or not?
  8. myblackz28

    1990 superjet 650 switch to 62t 701

    im looking to get a 62t motor for my 90 superjet, it had a 650 and it blew on me so now i figure wat better time to upgrade. i know i will need the dual carb setup for the 701 62t, but what all would not work? Stator, ebox, starter, flywheel, coffman exhaust? anything atall. please help. thanks!
  9. myblackz28

    saftey for 701 engine?

    what kind of precautionary or safety can i do to/for my 701. just to avoid another blown motor? my rod broke and went through the side of my case so the whole motor is destroyed. thanks for any advice!
  10. myblackz28

    96 waveraiding couch

    uncle has a 96 yamaha wavraider couch, he bought it with a blown motor and put in a 700 from a wet jet and kept the yamaha exhaust. it runs perty decent but only goes to about 4500 rpm, then when i hit a wave with it or attempt to jump it out of the water, as soon as it hits the water it takes...
  11. myblackz28

    90 sn superjet- cracked/ blew hole in motor

    i have a 90 superjet and it was not running right, seemed like it was sucking air from somewhere so i went through the fuel lines, the carburator and carb gaskets and the hole bit. well the last time i tried to start it it fired right up ran rough and i heard a pop, ting and it wouldnt do...
  12. myblackz28

    300/440/550 84 kawi 550 carb setting

    hey everyone i picked up a 84 kawi that runs awesome at idle but dies at high rev in the water. i found a guy that had a similer problem and it ended up his hi rev carb pin was way off, im hoping for the same issue. i went through my carburator and it looked really good. so my main question...
  13. myblackz28

    run 92 octane in stock motor?

    would it hurt the stock motor to run 92 octane in it? thanks in advance
  14. myblackz28

    701 cylinders in a 650?

    im not going to try this until i get all my bugs out but if i was to put in 701 cylinders in my 90 superjet 650 how much low end take off would that help? is it perty considerable or more of a waste of time? also does a dual carb setup help just in top end or does it do any good at low end...
  15. myblackz28

    dies when past quarter throttle

    i just bought a 1990 superjet and it runs awesome at idle, part throttle but once i go past quarter throttle it bogs down and dies. if i let it idle then suddenly punch it, it takes of, then dies and shuts off. then i try to start it and it takes a few seconds. definately seems its not...
  16. myblackz28

    best bang for buck ski

    hey guys, just wondering whats going to be my best bang for my buck ski, i will mostly do freestyle on lakes around here, im in nebraska so no chance of ocean size waves. ive found a couple skis im interested in, mainly need to stay under 1500 here are the links...
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