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bsw

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Posts posted by bsw
 
 
  1. Hello

    My 74ty 250 starts fine and will run for 10 minutes or so ok then when the throttle is opened it stalls like getting no fuel.

    Carb out and cleaned several times.

    Today it seemed to recover for a few moments when I pressed the choke.

    Vent pipe is not blocked

    New points and condensers,  new crank seal on that one side only, must do clutch side next.

    Whats left ,carb rubbers or gaskets, reeds 

    Had anyone this issue before.

  2. ISuccess at last, I was using correct flywheel extraction tool , there is no room for a bearing pullers.

    I took the bike to a engineering firm who i used to give work to ,they allowed me use of a set of gas bottles, acetylene is great to apply heat quickly in a specific area.

    Heat on ,flywheel tool on and a few heavy  thumbs of a copper mallet it popped.

    Now off to find crank seals, UK is not an option for us now due to brexit.

    Does anyone have the seal number to hand, my bike is 1974 I think the seal is specific to that year ,double lip seal with 2 springs.

  3. 10 hours ago, 2stroke4stroke said:

    So you'll have a broken frame to look forward to sometime as well☺

    How many of these frames broke 

    I have heard the failed at the  headstock,

    The welds on mine look good, smooth with no undercut.

    Mine was last out of the shed 4 years ago so it's not going to break in there.

  4. Hi 

    My Sammy Millar seat/fuel tank unit has failed.

    The bike has been sitting for a few years with some petrol in the tank which has broken down , there is loads of yellow sludge in the tank.

    The thread where the tap connects had loosened and is leaking.

    can this be repaired 

    I would think I'd have to cut the base of the tank to repair fully.

  5. I am currently doing battle trying to install the mid exhaust section on an 04 Sy 250.I have 2 new rubber seals in the mid section.

    I have cleaned the header pipe with sand paper and greased both exhausts and still it refuses to go on.

    Any tips.

  6. To avoid a rebore i only need a new 1st oversize piston kit as the bore is ok ,the bottom ring is siezed

    on the piston.I could not source a piston kit for the bike anywhere so i purchased a 2nd oversize from a TY specilists in the UK.

    Anyone here know who has one in stock?

 
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