Yoshi R77 Installation Help

Discussion in 'Mods, Upgrades, Accessories and Products' started by billo01, Jan 10, 2014.

  1. billo01

    billo01 Member

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    Anyone who has fitted one and reconnected the o2 sensor.

    I've had notification today from Tom at Biohazard that my Yoshi is on the way. In prep for the fitting, at which point is it best to fit the sensor? I can imagine that once assembled screwing the sensor anytime later will result in the sensor wiring twisting and maybe breaking as it's screwed home.

    I do have a PCV fitted with eliminator but want to leave the sensor in place or rather than taking it out altogether do you have it tied up somewhere and fit the blanking plug?

    Anything else to look out for with the fitting? I'm replacing another can so the original is already off.

    Cheers in advance
     
  2. rocket

    rocket Active Member

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    i put my sensor in the link pipe and basically spun the pipe around as threading in sensor. the only fiddly bit is the long bracket that holds the infill cover on. once the link pipe is on its difficult to fit this bracket so its worth fitting the bracket first then assemble the link pipe around the bracket. everything else is straight forward.
     
  3. billo01

    billo01 Member

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    Was that the link pipe only without the slip on fitted. I watched a guy on utube fit one and when he took the Yoshi out the box it was all assembled and he fitted it like that then fitted the o2 sensor and the wires looked a bit of a mess. So you reckon to fitting the long bracket to the link pipe first?
     
  4. Bloy182

    Bloy182 Active Member

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    Im a mechanic and have always twisted the wires when accessing the plug is a bit tricky, never had a problem, as long as you twist it the opposite way before you thread on so when its tight the wire isn't twisted.

    I fitted a yoshi to mine and removed the o2 sensor completely, kind of pointless having one if you dont have a cat anymore. I fitted a 330ohm resistor on the o2 plug, that sends the correct signal to the ecu you giving you a 14:7:1 ratio.

    Since removing the o2 sensor and fitting the yoshi, the bike runs very smooth, it has more poke and it seems to run a few degrees cooler than before.
     
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  5. rocket

    rocket Active Member

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    you might be able to do it ok but i struggled like hell fitting the bracket after so stripped it off and started again. yes the link pipe is in 2 sections and pre fitted to the can but i disassembled it all and rebuilt it around the bracket as the bracket bolts right in behind the bend of the link pipe once fitted. it sounds worse than it is though!!
     
  6. Bloy182

    Bloy182 Active Member

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    [​IMG]

    Fitting the lower bracket for the in fill panel was a pig! but with a small spanner and a lot of patients it was done lol
     
  7. Rented

    Rented Active Member

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    Hi Bloy 182,

    I don't suppose I could trouble you for a photo? I've fitted the pipe and the O2 sensor is still there. I know where I can get the resistor from but I am curious as to how you've fitted it. I find the on/off throttle transition is much better already even with the O2 sensor fitted, but even if it makes no difference with the sensor off, it's better if it isn't there.

    Cheers

     
  8. Bloy182

    Bloy182 Active Member

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    [​IMG]
     
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  9. Rented

    Rented Active Member

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    Cheers mate, much appreciated.
     

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