Brake calipers

Discussion in 'Australian Motorcycles' started by Bill_h, Mar 10, 2010.

  1. Bill_h

    G-S Guest

    My regular bike mechanic has been working on all sorts of bikes for
    almost 50 years (he's 65 now) and he's in a country town in a country
    motorbike shop.

    He started working on them post WWII but was trained by a guy who had a
    motorbike shop in Bendigo pre WWII.

    Better make that 75 years plus... [1]


    G-S

    [1] Hey johno, when did you and Fred Flintstone buy your first Harley
    Rocker? :)
     
    G-S, Mar 12, 2010
    #21
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  2. Bill_h

    G-S Guest

    There were most certainly formal qualifications for mechanics that far
    back, although many of them were trained 'in house' as it were not all were.

    There were 'technical colleges' doing that sort of training well prior
    to 1960.


    G-S
     
    G-S, Mar 12, 2010
    #22
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  3. Bill_h

    Barry Taylor Guest

    I'm going back fifty years and now you tell me I did it wrong by taking my
    trusty steed to a motorcycle mechanic - nice type of friend you are !
    and you also learned that the motorcycle manufacturers used more parts than
    they really needed - and I still have a couple of small buckets of
    superfluous bits and pieces
    the only steaks I saw back in them there daze came from the emu I met near
    Cobargo - but that's another story

    or you can save up a lot of spare parts while endeavouring to discover why
    your bike won't work or run

    OI !!! I resemble that remark ...


    --
    --
    a friendly growl and a hug from a former slave of a CX 500

    _--| \ __ __ __ _ __
    / \ /__/ / /__/ /__ /_\ /__/
    \.-- *_/ /__/ _/ /__/ /__ / \ / \
    v

    by the pool at 34 58' 45.27" S 138 36' 47.89" E elev 281 ft


    barry j taylor < >

    ************************************************
    "Never be boastful, someone
    may pass who knew you as a
    child" karma bear
    ************************************************
     
    Barry Taylor, Mar 12, 2010
    #23
  4. Bill_h

    Barry Taylor Guest

    I'll bet that made it hard to put your foot in your mouth

    just saying

    nothing personal

    bjt
     
    Barry Taylor, Mar 12, 2010
    #24
  5. Bill_h

    CrazyCam Guest

    Not from him, but of him.

    He is, apparently, in the wilds of Broken Hill, and he has become a
    Daddy, a few months ago.

    regards,
    CrazyCam
     
    CrazyCam, Mar 12, 2010
    #25
  6. Bill_h

    CrazyCam Guest

    Lars Chance wrote:

    <waves>

    Yup! Turbo Kwaka, picked it up from Parrys after a one-into-one after
    market muffler had been fitted, as it turns out, badly.

    I picked up the bike, in pissing it down rain, and headed off towards
    Beresfield, from Thornleigh.

    Everything felt fine, in the heavy rain, but, when I got past Freeman's
    Water hole turn off, the rain eased off, and the bike started getting
    slower and slower.

    Now, at that point, they were still working on the Freeway there, and I
    was on my way to work.

    I had to use more and more throttle, and boost, to get the bloody thing
    to go at all!

    So I stopped to have a look......... rear disc was glowing red hot!

    Hmmm, can't afford not to get to work, so press on regardless, until the
    caliper's seals gave up due to the heat, dumped all the fluid onto the
    disc, which immediately set up a smoke screen, and suddenly the bike was
    going REALLY fast!

    The fools had fitted the new muffler, with it interfering with the rear
    brake pedal, causing it to be slightly on. Didn't matter in cooling
    and lubricating rain, but in the dry......

    Also, on the Z50, on Victoria Road, when I had worked up the engine a
    bit, but the brakes were still standard coffee cup sized drums, I found
    that one stop for a traffic light turning red was doable, but, if, in
    the next couple of minutes, you got a second light going red, just after
    you've worked up to a frenzy of 60 kph....... forget it, you ain't going
    to stop. (Brought back memories of Cooper S brakes on a race circuit!)

    regards,
    CrazyCam
     
    CrazyCam, Mar 12, 2010
    #26
  7. Bill_h

    Andrew Guest

    Yes. We bought our first motorcycle (RD200) from them in 1972, 37 years
    ago, and they looked like they'd been in business for yonks.
     
    Andrew, Mar 12, 2010
    #27
  8. Old wives tails can be fun at any speed - just depends on the mood of
    the operator
     
    Fulliautomatix, Mar 12, 2010
    #28
  9. XF Falcon brakes going down a mountain!!

    My fun time with brakes on a bike was having the rear brake sticking so
    that I tried to avoid using it - for a few weeks until the roundtuit
    arrived.

    When I had to, or forgot not to, use it it would drag just enough to
    heat up...and grab more & more.

    So whenever I used the back brake I had to get off the bike and give the
    caliper a bit of a kicking to release it.
     
    Fulliautomatix, Mar 12, 2010
    #29
  10. Bill_h

    Knobdoodle Guest

    I think it was actually Queensland Raceway but yes, fuggin' scary!!
    Last I heard he was living up the road from you at Broken Hill.
     
    Knobdoodle, Mar 12, 2010
    #30
  11. In aus.motorcycles on Thu, 11 Mar 2010 10:54:21 GMT
    I suppose it depends what you class as brake failure.


    Big had that episode with Fraser's forgetting to do up the rear
    caliper.

    I've seen a Z250 with such abused and neglected brakes that the cams
    froze solid and the drum didn't work.

    I've had a bike wheelbearing collapse and the disks then knocked the
    pads open so a handful of brake led to not much happening.

    THe drums on the SR 250 were pretty well incapable of stopping even
    its insignificant weight at the paltry speeds it was capable of but I
    think that was broken as designed.

    Zebee
     
    Zebee Johnstone, Mar 12, 2010
    #31
  12. Not training for motorcycles Geoff

    Cars and trucks only
    and of coarse the bus.
     
    George W Frost, Mar 12, 2010
    #32
  13. Bill_h

    G-S Guest

    Yes but there isn't training for motorcycles even now.

    There is a light engine stream which covers motor mowers, boat engines
    and motorcycles.

    And there isn't a bus stream even now, just a heavy stream (although I'm
    told they've changed the name now).


    G-S
     
    G-S, Mar 12, 2010
    #33
  14. Bill_h

    atec 77 Guest

    I remember lashing around Lakeside in the chair years ago ( RZ700)
    grabbing the front lever off the straight and the line bursting at full
    tilt
    needless to say we had a journey into the grass and stained out undies :(
    Another time on the waterbottle heading east over the Mater Hospital
    bypass and wanting to brake for the right onto the freeway , apply
    pleasure hit big oil patch and slide into gutter with glowing brakes and
    no traction >fall down >owwwwwwwwwwwwwwwwww
    Had a disk explode once on he pacific highway south or the tambourine
    turn off at full blast on a honda 4 :(
    still after 40 years these things happen
     
    atec 77, Mar 12, 2010
    #34
  15. Go faster
     
    Kevin Gleeson, Mar 12, 2010
    #35
  16. Bill_h

    G-S Guest

    Sure :)


    G-S
     
    G-S, Mar 12, 2010
    #36
  17. Bill_h

    theo Guest

    Now you're going into an incredulous area Cam. I believed all you said
    right up to you suggesting that some Minis were actually fitted with
    some form of retardation device.

    Theo
     
    theo, Mar 13, 2010
    #37
  18. Bill_h

    theo Guest

    Even young wives tails can be attractive at any speed.

    Theo
     
    theo, Mar 13, 2010
    #38
  19. Not talking about today Nev, I am talking about 30 - 40 years ago
    and there was ****-all motorcycle trade teaching, only cars and trucks
     
    George W Frost, Mar 13, 2010
    #39
  20. Bill_h

    GWD Guest

    A cryptic response but you obviously know what you are on about. Or on
    :)
     
    GWD, Mar 13, 2010
    #40
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