Kawasaki Z250

Discussion in 'Classic Motorbikes' started by Big Dave, Jan 18, 2006.

  1. Big Dave

    Big Dave Guest

    I've just be given a basket case Z250. Late 70s/early 80s.
    Yes, yes, yes, I know about buying basket cases - I didn't buy this
    one, it was free.

    What does the vox populi think of Z250s?

    I don't remember anyone raving about them when the first appeared.
    And I don't remember anybody slating them either.

    Any thoughts?

    Dave
     
    Big Dave, Jan 18, 2006
    #1
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  2. Big Dave

    JB Guest

    The Z250 twins weren't bad for a 4-stroke. The Z250 was probably the best of
    the bunch in terms of performance. The XS250 was very slow but reliable; the
    CB250G5/CJ250T were *utter* shite; the 250Dream/Superdream was slow and
    heavy, but again reliable (mechanically at least). The Z250C (single pot)
    was fun but not on a par with the CB250RS.
    I assume yours is a twin? The last of these iirc, was the Z250'Scorpion'.
    Not bad for its time ,but seriously outperformed by any of the strokers.The
    main thing I always remember about 70/80s 4-stroke twins was always change
    the oil regularly or you will wreck the cam/head.
    Funnily enough I've just seen someone flogging an engine for one in our
    local free ads paper.
    Thinking of using it as a 'Morocco Steed' then?

    JB
     
    JB, Jan 18, 2006
    #2
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  3. Big Dave

    TOG Guest

    Depends which model - there were two basic types, the single and the
    twin, and both appeared in multiple variants.

    The single is rarer and we got it as a straight roadster - sort of an
    overgrown Z200 - and a US Custom version. Nice little soft engine, but
    a bit slow.

    The twin, aka the Scorpion, is far more common. They were also
    amazingly fast for a four-stroke, because they were actually designed
    as a 250 rather than being a sleeved-down 400 like the Yamaha or Honda
    twins of the era.

    Engine's a Honda-like SOHC twin. Early ones had trouble because the oil
    pump gear was plastic and stripped its teeth..... They were always in a
    high state of tune, and needed careful servicing, especially oil
    changes and valve clearances.

    First ones were a sort of silver-blue. There was a green meanie Kork
    Ballington model (special paint only). They also produced a sort of
    economy version with wire wheels and drum brakes. Then it got even more
    power, a monoshock rear end and belt drive, exactly like the GPz305.
    The 305 is a bored-out 250, and appallingly unreliable.

    I've owned a standard model. They're bloody good fun to ride - they do
    over 90 (something like 95-97 on the clock) and handle well.
    Economical, too.

    They're not collectable - £500 should get you a really nice example.
    So worth spending a little dosh on if you want a commuter hack.

    Problem areas - top ends, camchains, crankshafts, like the 305 - only
    not quite as bad.
     
    TOG, Jan 18, 2006
    #3
  4. Big Dave

    Big Dave Guest

    Yes its a Z250 twin. 1980 model.

    I remember the XS250 for those reasons - slow but reliable.

    The CJ250 was total shite. Shiter than the CB250G5.

    I've owned CB250RS's and still have one in the throes of being rebuilt.

    The Kwak turned up for nowt so I said yes I'll have it.

    Dave
     
    Big Dave, Jan 18, 2006
    #4
  5. Big Dave

    Big Dave Guest

    Erm, what's a Morocco Steed ?
    Anything to do with camels?
    :)

    Dave
     
    Big Dave, Jan 18, 2006
    #5
  6. Big Dave

    'Hog Guest

    Amazingly so! and the K4 was such a nice bike too.

    There was a rare and strange thing possible with the G5. The fork tops
    could let water leak in. Over time the air gap above the oil could be
    consumed until a hydraulic lock was formed. Still, a rigid front end
    didn't make the handling worse.
     
    'Hog, Jan 18, 2006
    #6
  7. Big Dave

    JB Guest


    Those *mad* buggers who did Frankfurt on very small engined bikes and are
    proposing Morocco as the next destination.

    Jb
     
    JB, Jan 18, 2006
    #7
  8. Big Dave

    Ace Guest

    Was it bollocks. Given that the 250 choice around that time included
    the beautiful pear-shaped tank RD250, the Kwak S1 and the GT250 anyone
    choosing a Honda was quite clearly a complete sad git of a loser.

    --
    _______
    ..'_/_|_\_'. Ace (brucedotrogers a.t rochedotcom)
    \`\ | /`/ GSX-R1000K3
    `\\ | //' BOTAFOT#3, SbS#2, UKRMMA#13, DFV#8, SKA#2
    `\|/`
    `
     
    Ace, Jan 18, 2006
    #8
  9. Big Dave

    'Hog Guest

    I didn't but several mates wanted 4 strokes, all the above were 2. RD
    man I was.
     
    'Hog, Jan 18, 2006
    #9
  10. Big Dave

    Ace Guest

    TFFT.

    --
    _______
    ..'_/_|_\_'. Ace (brucedotrogers a.t rochedotcom)
    \`\ | /`/ GSX-R1000K3
    `\\ | //' BOTAFOT#3, SbS#2, UKRMMA#13, DFV#8, SKA#2
    `\|/`
    `
     
    Ace, Jan 18, 2006
    #10
  11. Big Dave

    Big Dave Guest

    Streuth NO! I haven't heard of those "adventures" so far.
    Presumably a search through the group archive will turn up some details
    of their exploits?

    Dave
     
    Big Dave, Jan 18, 2006
    #11
  12. Big Dave

    Big Dave Guest

    Erm. I had a Honda CB200, so do I count as a double sad git loser, or a
    pikey sad git loser? <grin>

    I had a "round tank" RD350 (1974) later. Fucking mental, but only 22mpg
    at best.....

    The S1 - is that the white one? around 1971-ish
     
    Big Dave, Jan 18, 2006
    #12
  13. I can confirm this, having briefly owned one.
     
    Austin Shackles, Jan 18, 2006
    #13
  14. Big Dave

    'Hog Guest

    This isn't AA FFS
     
    'Hog, Jan 18, 2006
    #14
  15. Big Dave

    'Hog Guest

    Not unsurprisingly the RD's were just as reliable as the 4T's though the
    idiot who decided on an MZ TS250 rather let the side down. Not to
    underestimate the K1-4 and 250/350 Honda's mind, there is a whole Road
    Race class for them in Ireland and those boys have a *lot* of fun for no
    money. It's actually quite tempting around 0330 some nights.
     
    'Hog, Jan 18, 2006
    #15
  16. Big Dave

    platypus Guest

    Is that when they come past your house on full noise?
     
    platypus, Jan 18, 2006
    #16
  17. Big Dave

    'Hog Guest

    LOL....it's the 900cc Weslakes that make the ears bleed
     
    'Hog, Jan 18, 2006
    #17
  18. Big Dave

    TOG Guest

    Oh yes it is.

    <Holds up hand>

    I owned a CJ250. *And* a Honda CB360 (which I admit wasn't as bad as
    the 250)
     
    TOG, Jan 18, 2006
    #18
  19. Big Dave

    'Hog Guest

    I had a K1 and a CX500 at the same time <wince>
     
    'Hog, Jan 18, 2006
    #19
  20. Big Dave

    Lozzo Guest

    'Hog said...
    Your idea of 'no money' differs from mine then. A race prepped 350K4
    sells for upwards of 3 large and some spares aren't easy to find so are
    consequently expensive. I'd rather buy a race prepped CBR600 for that
    money and know I'll be able to keep it in one piece for ever
     
    Lozzo, Jan 18, 2006
    #20
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