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  1. #1
    mtu's Avatar
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    Top speed 80 mile on gps

    I test my ski today, the accerelation was great, but when the boost hit 16 psi it will stuck, I checked all piston pressure, it was ok, the speed is 80 mile on gps, I don't know what's the problem on my ski

    Those all mods on my ski:

    2011 FZR: ET 18psi wheel, ET billet housing, R&D water cooled housing, Riva power cooler, Riva race head,Riva head gasket, Riva filter, Riva billet driveshaft sleeve, Riva FF exhaust, Riva waterbox, Riva intake manifold, Riva engine cooling, Riva breather, Riva cams, CP pistons 8.6, Riva rods, Riva head & crankcase stud, Riva fuel regulator 40psi, Riva fuel pump, Riva SS grate, R&D ride plate, R&D R8 ECU with 725cc injectors, R&D block thermostat, skat 13/24, TBM pump cone, TBM sponsons.


  2. #2
    THE PLATE MAN JIM'S PERFORMANCE's Avatar
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    Quote Originally Posted by mtu View Post
    I test my ski today, the accerelation was great, but when the boost hit 16 psi it will stuck, I checked all piston pressure, it was ok, the speed is 80 mile on gps, I don't know what's the problem on my ski

    Those all mods on my ski:

    2011 FZR: ET 18psi wheel, ET billet housing, R&D water cooled housing, Riva power cooler, Riva race head,Riva head gasket, Riva filter, Riva billet driveshaft sleeve, Riva FF exhaust, Riva waterbox, Riva intake manifold, Riva engine cooling, Riva breather, Riva cams, CP pistons 8.6, Riva rods, Riva head & crankcase stud, Riva fuel regulator 40psi, Riva fuel pump, Riva SS grate, R&D ride plate, R&D R8 ECU with 725cc injectors, R&D block thermostat, skat 13/24, TBM pump cone, TBM sponsons.
    you forgot to post the most important thing what were your rpm.

  3. #3
    mtu's Avatar
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    Quote Originally Posted by JIM'S PERFORMANCE View Post
    you forgot to post the most important thing what were your rpm.
    It is between 8000 9000

  4. #4
    mtu's Avatar
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    8500

  5. #5
    THE PLATE MAN JIM'S PERFORMANCE's Avatar
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    Quote Originally Posted by mtu View Post
    It is between 8000 9000
    That helps!

  6. #6
    THE PLATE MAN JIM'S PERFORMANCE's Avatar
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    Quote Originally Posted by mtu View Post
    8500
    more like it. If it's truly 8500 with a E tec 18 pound wheel then you must have a boost leak.

  7. #7
    mtu's Avatar
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    May be from the HKS Bov

  8. #8
    mtu's Avatar
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    Quote Originally Posted by JIM'S PERFORMANCE View Post
    more like it. If it's truly 8500 with a E tec 18 pound wheel then you must have a boost leak.
    I checked all pipes there is no leak

  9. #9
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    the most important thing imo is what is ur afr

  10. #10
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    The AFR around 11.7 11.9
    Spark plug 1 & 4 brown color
    2 & 3 white color

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