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Type: Posts; User: Diegosan

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  1. Replies
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    I haven't been over 73mph with a stock plate but...

    I haven't been over 73mph with a stock plate but if the ski is running flat with the bow dragging then it is likely to be in predictable at high speeds.
    the biggest thing I noticed with the stock...
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    1,452

    putting shims on the rear bolts will force the...

    putting shims on the rear bolts will force the bow down and tame the porpoising but surely doing this will lose speed as well ?

    I have seen an all round gain in fitting a stock 2018 fx plate. more...
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    639

    Check all the hose clamps on the exhaust system,...

    Check all the hose clamps on the exhaust system, they can break and under power the exhaust gas can leak into the engine compartment. this will block up the air filter too eventually if it happens.
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    looks like Sato Engineering AKA Speedmagic. A...

    looks like Sato Engineering AKA Speedmagic.
    A Japanese company.

    Their logo has the SE usually.



    https://speedmagic.co.jp/
  5. Replies
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    265

    I would find another engine possibly from someone...

    I would find another engine possibly from someone doing a gprsho or gprxp conversion or just sell it and buy something running already.

    Or you could do a conversion yourself.

    Ultimately the...
  6. I have noticed the same thing before in trying...

    I have noticed the same thing before in trying those nozzles for top speed.
    However thinking now with what Tommy said about increased thrust,veins, and vein size would it not make sense to change...
  7. So does that mean your venturi nozzle is at 7...

    So does that mean your venturi nozzle is at 7 degrees now?
  8. Great question, would imagine cams and porting...

    Great question, would imagine cams and porting would wake it up nicely would love to know if anyone has done it also
  9. Replies
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    1,118

    Thanks, good to know where to start from. I was...

    Thanks, good to know where to start from. I was running 87mm. Everyone said "you will kill yourself" if you go smaller. i will experiment with that too, every setup is different and I haven't had any...
  10. Replies
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    Sounds like a good plan they are a fun ski to...

    Sounds like a good plan they are a fun ski to ride. Post some pics once it's all done.
  11. Replies
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    1,118

    Yeah not cheap but it happens, I intend on...

    Yeah not cheap but it happens, I intend on running the stock wheel and bringing the revs up. I have different pumps and impellers so I will be able to see what works best when the time comes. It is...
  12. Replies
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    317

    You dont know what you've got till you try it,...

    You dont know what you've got till you try it, you may find you're happy with the setup you have. The steering nozzle is the nozzle at the very rear of the ski which turns with the handle bars and...
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    No, timing chain broke. I have built a new motor...

    No, timing chain broke. I have built a new motor with the big chain, im going for 95mph this time. Hope to rev around 9200 and sourced a faster plate, will make a big intercooler setup and change the...
  14. Replies
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    You need to ride it and decide what you want from...

    You need to ride it and decide what you want from it, all round performance, top speed, cc racing ? Each combination of parts will best suit a different purpose, the plate you have is better for top...
  15. Great top speed!, what affect did the small...

    Great top speed!, what affect did the small nozzle have on holeshot?
  16. Replies
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    457

    The svho has the same bearings as the vxr, the...

    The svho has the same bearings as the vxr, the svho has an extra seal compared to the vxr so 3 in the svho instead or 2 in the vxr. The seal area of the shaft is longer. I think the threaded area is...
  17. Also check for an exhaust leak at all of the...

    Also check for an exhaust leak at all of the clamps in the exhaust system. The more hidden ones can break if used in salt water or on the odd occasion I have seen the hoses not installed correctly...
  18. The distortion of the filter element indicates...

    The distortion of the filter element indicates extra vaccum from the intake as though it is hard for it to suck air through. I see this a lot when the filter gets wet which may or may not be the...
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    457

    The svho drive shaft is different at he pump end...

    The svho drive shaft is different at he pump end from the vxho.

    I take It you dont have a complete 160mm pump?

    If you source a complete 160mm pump from an fx or gp1800 it will go straight on...
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    What pump setup are you planning for mid 90's?

    What pump setup are you planning for mid 90's?
  21. Replies
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    WTB - Parts Not yet no.

    Not yet no.
  22. Thread: Scat-Trak

    by Diegosan
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    638

    They are still going strong but I think it's best...

    They are still going strong but I think it's best to call them from my experience.
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    There was one racing in Australia, not sure of...

    There was one racing in Australia, not sure of details
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    WTB - Parts GPR Parts wanted

    Hey checking to see if anyone has any of the following available for sale to suit GPR hull for circuit racing

    Ride plate
    R.pot
    Bullet
    Shredmaster
    single bar grate
    sponsons
    Protect...
  25. I cant explain why but have seen this on 3 new...

    I cant explain why but have seen this on 3 new svhos, all went away after 10 -20 hours use. I am talking about the idle stall thing not high end rpm issue.
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