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Type: Posts; User: isa alnoaimi

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  1. ask jerry for the coupler , rebuild kit & its not...

    ask jerry for the coupler , rebuild kit & its not that expensive .
  2. i know some guys they don’t remove out the engine...

    i know some guys they don’t remove out the engine out the hull , they just remove the engine a little to the front so that they have space to work with the coupler .

    but you need to remove SC...
  3. i think its the coupler housing ... my ski...

    i think its the coupler housing ...

    my ski coupler is leaking water only under load (full throttle) .

    i checked all of piping transom etc...

    you have to remove the engine to change the...
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    almost done !!! https://youtu.be/Jm0cC34vxqg

    almost done !!!

    https://youtu.be/Jm0cC34vxqg
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    just wanna let everyone know that my boat ECU can...

    just wanna let everyone know that my boat ECU can be tuned by riva maptuner x !!!

    these are the maps available for my boat ...
    ...
  6. ok so the top ring gab is wrong , thats what your...

    ok so the top ring gab is wrong , thats what your saying ?

    so the correct gab for the top ring is 0.0025 ? thats what jerry recommended me .
  7. so your saying its still tight ? you mean piston...

    so your saying its still tight ? you mean piston to wall clearance right ?
  8. brother i really think you have tight...

    brother

    i really think you have tight clearance because i have faced this problem before , i feel your pain :smt119
  9. well now im not sure what clearance i should go...

    well now im not sure what clearance i should go with ��♂️

    i have wiseco pistons , alot of guys said 0.0040
    also i have the CP pistons , jerry recommendation is 0.0045

    im only planning to use...
  10. from your pics , i think it’s tight clearance. ...

    from your pics , i think it’s tight clearance.

    this is what happened to me when i used CP pistons in my yamaha sho engine , i wnet with a 0.0033 .

    after that i went 0.0042 , then i opened my...
  11. are you sure ? really weird cause aqua sport told...

    are you sure ? really weird cause aqua sport told me they are 4032 alloy ....

    now i will be worried :(
  12. are you aure they are 2618 alloy ? i asked the...

    are you aure they are 2618 alloy ?

    i asked the aquasports , the guy who i bought it from , and he said its a 4032 alloy 🤷♂️
  13. View Post

    based on jerry’s recommendation for CP pistons

    piston to wall clearance : 0.0045

    first ring : 0.0025

    second ring : 0.0030

    i just order CP’s pistons from jerry , because i discovered that...
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    this riva racing pistons instructions , i believe...

    this riva racing pistons instructions , i believe these are CP pistons .
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    woow impressive =D> what year ski ? what did...

    woow impressive =D>

    what year ski ? what did you modify to install the 300 super charger ?

    im thinking of doing it too to my jet boat engine .
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    what boost you running ? thanks for your help...

    what boost you running ?

    thanks for your help buddy
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    first ring gap? second ring gap ?

    first ring gap?

    second ring gap ?
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    WISECO forged piston clearance help ?

    hi everyone

    im rebuilding my 255 engine jet boat , what clearances do i have to go with ?

    wiseco manual says 0.0019 which i think is very tight !!!

    thanks in advance !!!
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    seriously ? i talked to riva and they said they...

    seriously ? i talked to riva and they said they don’t have a map for this ecu boat !!!
    they said i have to send my ecu to them .

    which map you are using ? whats your set up ?
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    will a 83mm nozzle be good on this boat ? OEM...

    will a 83mm nozzle be good on this boat ?

    OEM nozzle is 87mm
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    stock prop what ?

    stock prop what ?
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    right now my boat is only turning 7500 rpm with...

    right now my boat is only turning 7500 rpm with OEM wheel .

    i wanna turn 8000 rpm

    i asked impros impellers for the OEM pitch info for this 255hp boat and they said its 13/21 OEM pitch .

    i...
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    i did post in the boat section , but with no luck...

    i did post in the boat section , but with no luck :(

    hope someone here help me :(
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    SPEEDSTER 150 (255hp) 2010 ECU tune ?

    hi everyone

    i have a seadoo speedster 150 (2010)

    i bought the boat used & im renewing the boat completely !!!
    full paint job - full leather seats - full engine rebuild & SC clutch & jet...
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    seriously ? no info ??? i will post this...

    seriously ?

    no info ???

    i will post this thread to the ski’s section better!!!
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