Best big end bearings to use?

Discussion in 'Maxiscooter Tuning' started by WOLFFY, Jan 8, 2009.

  1. WOLFFY

    WOLFFY New Member

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  2. kyle1b1

    kyle1b1 New Member

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    i would get some decent make ones or original piaggio ones
     
  3. MiNoR cOnFuSiOn

    MiNoR cOnFuSiOn Administrator Staff Member

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    et2 monster
    big end bearing... LOL

    main bearing's :beer:
     
  4. WOLFFY

    WOLFFY New Member

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    big or little end bearings main, bottom w.e who cares LOL
     
  5. kyle1b1

    kyle1b1 New Member

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    you sure is defo them that are fucked ?
     
  6. MiNoR cOnFuSiOn

    MiNoR cOnFuSiOn Administrator Staff Member

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    there stock, and the ones you want, the stock is the only bearing avalable for this size engine (skf make a supposed c4 but i dont trust them as far as i can throw them... oh for decent bearings in a fuckin scooter engine
     
  7. WOLFFY

    WOLFFY New Member

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    Thanks max (I think it is?)
    Will have a look at them bearings. :D

    Yeah I'm pretty sure it is the bearings Kyle.
    Can hear noises coming from vari and flywheel side.
    The bike is down on power. Wouldn't surprise me if the barrel is scored.
    As when it was playing up with the 25mm it was using SHIT loads of oil.
    Didn't realise. Yet I put almost a litre of oil in a day after I got the 25mm.
    My dad is pretty sure that it's the bearings as well.
    Not sure if it's big end or bottom end. Pretty sure its bottom end.
    Obvz gonna need new gasket set and sealant.
    I think I heard some one say you need a tool to split the cases?
    Or is it simply just undo the bolts and it falls apart? LOL

    btw, the person doing it rebuilds motox engines so it should be pretty simple for him?

    Thanks.
     
  8. WOLFFY

    WOLFFY New Member

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    Minor, so I want stock ones, the ones in the link ye?
     
  9. WOLFFY

    WOLFFY New Member

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    Looky looky what I found in my cupboard under the stairs! :w00t: (no joke!)

    [​IMG]

    Bought it ages ago for a typh engine.
    But I was a complete fucking idiot then (not much has changed LOL)
    So I'm gonna go play with it for a bit now LOLOLOLOLOL
     
  10. rideorcollide

    rideorcollide Active Member

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    looool.. it could be something else going though, when my waterpump god went on my zip it was slow as fuck and making a dirty noise
     
  11. MiNoR cOnFuSiOn

    MiNoR cOnFuSiOn Administrator Staff Member

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    pritty easy way to tell.... whiring noise/constant metalic grinding noise is mains (can literally move the crank forwards an backwardss when there bad, not in and out like endfloat tho, actually forward an backwards relativ to the bike) nocking is the big end (new crank) and tapping is small end/rings

    should have had a new small end wiht the new kit so i doubt thiis

    as for the guy doing it, if he can build a crosser engine it wont be difficult for him.
     
  12. kyle1b1

    kyle1b1 New Member

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    5,191
    case looks like it has been in a fire :rofl:
     
  13. WOLFFY

    WOLFFY New Member

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    Dremel comes out tomorrow. Found out we have one in the garage :D
    Got it shot blasted for a fiver today :D
    Have a quick go at a bit of flowing with sand paper :(
    But tomorrow I'm gonna have a proper bash at it :D

    [​IMG]

    [​IMG]
     
  14. MiNoR cOnFuSiOn

    MiNoR cOnFuSiOn Administrator Staff Member

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    flowing with sandpaper LOL nah have a dig at it.. will be supprised how quickyl the shape starts to come, its getting it to all start and finnish in the right place/the corners that will have you wondering LOL
     
  15. WOLFFY

    WOLFFY New Member

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    Wasn't sand paper. Was 320 or 240 wet an dry I think.
    Gonna have a 10 minute stare at some pics of flowed cases to get a picture of what I wanna be getting and then out comes the dremel (god help us all LOL)
     
  16. kyle1b1

    kyle1b1 New Member

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    5,191
    i used trustly old handfiles :pimp:
     

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