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Help needed to find a suitable handlebar switch replacement

 
 
Steve Borland
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      03-28-2011, 08:02 PM
Evening all,
I need to source some replacement switches for a T160. I'm using a
different master cylinder, and the standard Lucas stuff uses the master
cylinder to mount onto. Yes, replica stuff is available for the t140
which would do, but it costs about 80 pounds per side. There are heaps
of stuff on ebay for 1/10 of that price, but the problem is finding
something more or less suitable in looks.

I was looking at my neighbours Jota - it uses ND gear, which I think is
originally from a Suzuki, but which? There are hundreds of different
models to choose from. I would like something with the start & kill
switch on the RH (combined with the throttle would be good) and the rest
on the LH. Most Honda stuff looks just too tacky, the modern stuff with
funny little pictures looks out of place. There are a lot of people in
this group who dabble in older stuff, so I was rather hoping that
someone could suggest something suitable?

I live in Copenhagen, where bike scrappies are somewhat thin on the
ground. The biking season has not really started yet, so not much to
look at for inspiration.

Cheers,
Steve.
 
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Bob Scott
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      03-28-2011, 08:37 PM
Steve Borland <(E-Mail Removed)> writes
>Evening all,
>I need to source some replacement switches for a T160. I'm using a
>different master cylinder, and the standard Lucas stuff uses the master
>cylinder to mount onto. Yes, replica stuff is available for the t140
>which would do, but it costs about 80 pounds per side. There are heaps
>of stuff on ebay for 1/10 of that price, but the problem is finding
>something more or less suitable in looks.
>
>I was looking at my neighbours Jota - it uses ND gear, which I think is
>originally from a Suzuki, but which? There are hundreds of different
>models to choose from. I would like something with the start & kill
>switch on the RH (combined with the throttle would be good) and the rest
>on the LH. Most Honda stuff looks just too tacky, the modern stuff with
>funny little pictures looks out of place. There are a lot of people in
>this group who dabble in older stuff, so I was rather hoping that
>someone could suggest something suitable?
>
>I live in Copenhagen, where bike scrappies are somewhat thin on the
>ground. The biking season has not really started yet, so not much to
>look at for inspiration.
>

If your T160 is kick start only, smaller Suzuki GT (250, 380, 550?)
switches should do. If it's got an electric start then the GT750 & some
of the early GS (750, 1000?) should do.

The switches are a fair bit cheaper if they're being sold as Suzuki than
if they're being sold as either Laverda or Ducati - Laverda bought them
from Nippon Denso rather than suzuki & they don't always have the same
wiring.

Might be worth trying cmsnl to check how expensive new switches are...
--
Bob Scott
 
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Steve Borland
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      03-28-2011, 09:47 PM
On 28/03/2011 10:37 PM, Bob Scott wrote:
> Steve Borland<(E-Mail Removed)> writes
>> Evening all,
>> I need to source some replacement switches for a T160. I'm using a
>> different master cylinder, and the standard Lucas stuff uses the master
>> cylinder to mount onto. Yes, replica stuff is available for the t140
>> which would do, but it costs about 80 pounds per side. There are heaps
>> of stuff on ebay for 1/10 of that price, but the problem is finding
>> something more or less suitable in looks.
>>
>> I was looking at my neighbours Jota - it uses ND gear, which I think is
>> originally from a Suzuki, but which? There are hundreds of different
>> models to choose from. I would like something with the start& kill
>> switch on the RH (combined with the throttle would be good) and the rest
>> on the LH. Most Honda stuff looks just too tacky, the modern stuff with
>> funny little pictures looks out of place. There are a lot of people in
>> this group who dabble in older stuff, so I was rather hoping that
>> someone could suggest something suitable?
>>
>> I live in Copenhagen, where bike scrappies are somewhat thin on the
>> ground. The biking season has not really started yet, so not much to
>> look at for inspiration.
>>

> If your T160 is kick start only, smaller Suzuki GT (250, 380, 550?)
> switches should do. If it's got an electric start then the GT750& some
> of the early GS (750, 1000?) should do.
>
> The switches are a fair bit cheaper if they're being sold as Suzuki than
> if they're being sold as either Laverda or Ducati - Laverda bought them
> from Nippon Denso rather than suzuki& they don't always have the same
> wiring.
>
> Might be worth trying cmsnl to check how expensive new switches are...


Hmm, thanks. I'd forgotten how pricey Oriental spares are. 135 pounds
for the RH switch alone makes the Lucas stuff look low price...
There seems to be a lot of GS 500 switches on Ebay, for example
http://cgi.ebay.co.uk/SUZUKI-GS500-S...item3cad92dc01,
but its hard to see if they are plastic, with modern rounded buttons and
small pictures, or the older type (metal, squareish buttons, text).
Any idea when the change over started?

/Steve.
 
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The Older Gentleman
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      03-28-2011, 10:06 PM
Steve Borland <(E-Mail Removed)> wrote:

> I was looking at my neighbours Jota - it uses ND gear, which I think is
> originally from a Suzuki, but which?


1970s GT era stuff. Bob is right on the money.

As for your later posting, Suzuki changed its switchgear, big time, with
the GSX series in the late 1970s, and probably several times since then.

Basically, any switchgear will do the trick as long as the major
functions are the same. All you have to do is wire it in (I have a
Ducati, and Honda XBR500 switchgear fits straight on, to give you some
idea).

Even modern switchgear tends to be metal, actually. Plastic blocks were
used by the Italians but they really are flimsy and evidently the Japs
decided they were too weak. They were probably right, thinking of my old
Moto Guzzi switchgear.


--
BMW K1100LT Ducati 750SS Honda CB400F Triumph Street Triple
Suzuki TS250ERx2 GN250. Only seven bikes now.
Try Googling before asking a damn silly question.
chateau dot murray at idnet dot com
 
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Bob Scott
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      03-28-2011, 10:10 PM
Steve Borland <(E-Mail Removed)> writes
[]
>
>Hmm, thanks. I'd forgotten how pricey Oriental spares are. 135 pounds
>for the RH switch alone makes the Lucas stuff look low price...
>There seems to be a lot of GS 500 switches on Ebay, for example
>http://cgi.ebay.co.uk/SUZUKI-GS500-S...?pt=UK_Motorcy
>cle_Parts&hash=item3cad92dc01,
>but its hard to see if they are plastic, with modern rounded buttons and
>small pictures, or the older type (metal, squareish buttons, text).
>Any idea when the change over started?
>

GS500 switches are most likely the new style.

I think you'll be looking at pre '79ish switches - X7 250s had plastic
rather than metal switches so pre-X7 GT250s

http://cgi.ebay.co.uk/Suzuki-GT-Left...527415402?pt=U
K_Motorcycle_Parts&hash=item20b816306a

http://cgi.ebay.co.uk/SUZUKI-NOS-GT7...DLEBAR-SWITCH-
GT750-/280650591146?pt=UK_Motorcycle_Parts&hash=item41581 42baa

--
Bob Scott
 
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Bob Scott
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      03-28-2011, 10:13 PM
The Older Gentleman <(E-Mail Removed)> writes
>Steve Borland <(E-Mail Removed)> wrote:
>
>> I was looking at my neighbours Jota - it uses ND gear, which I think is
>> originally from a Suzuki, but which?

>
>1970s GT era stuff. Bob is right on the money.
>

I should admit to a certain vested interest - I'm in the process of
replacing the ND switches on my Laverda.

And cursing the Italians for putting more wires on the bike than on the
wiring diagram - specifically the left switch has 11 wires but the
wiring diagram only shows 8
--
Bob Scott
 
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SpamTrapSeeSig
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      03-29-2011, 10:16 AM
In article <1jyv3su.k890cb1hwdq06N%(E-Mail Removed) o.uk>, The
Older Gentleman <(E-Mail Removed)> writes
>Steve Borland <(E-Mail Removed)> wrote:
>
>> I was looking at my neighbours Jota - it uses ND gear, which I think is
>> originally from a Suzuki, but which?

>
>1970s GT era stuff. Bob is right on the money.


I've just flogged my GT250 (as an almost-working box of bits, sadly),
and the spares went with it, so I can't help directly, BUT a word to the
wise:

The switches are mechanically OK, but electrically rather under-rated. I
had a spare set because the LHS cluster burned out. It's the headlight
current wot does it, I think. Obviously, I didn't get round to it, but I
was seriously considering either relays or solid-state switching, so as
to reduce the amps through the handlebar wiring as much as poss.

Having stripped the failed LH cluster, I think it's horribly fiddly to
repair and didn't try (usually I'm up for it). Since these things are
beginning to smell like rocking-horse poo, too, I'd strongly recommend a
'high tech' solution. If you can find room to mount the relays/circuit
board somewhere, it might save much grief later on.

No doubt someone will say this is a bad idea, and I haven't tested it
myself. I can imagine vibration causing issues with a relay, possibly,
but otherwise it ought to work. The upside _should_ be that you get a
brighter candle on the front, as I've no doubt that the wiring systems
of that era drop the volts under load considerably.

HTH,

S.

--
SimonM

 
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Steve Borland
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      03-29-2011, 10:02 PM
On 29/03/2011 12:13 AM, Bob Scott wrote:
> The Older Gentleman<(E-Mail Removed)> writes
>> Steve Borland<(E-Mail Removed)> wrote:
>>
>>> I was looking at my neighbours Jota - it uses ND gear, which I think is
>>> originally from a Suzuki, but which?

>>
>> 1970s GT era stuff. Bob is right on the money.
>>

> I should admit to a certain vested interest - I'm in the process of
> replacing the ND switches on my Laverda.
>
> And cursing the Italians for putting more wires on the bike than on the
> wiring diagram - specifically the left switch has 11 wires but the
> wiring diagram only shows 8


Thanks very much to both yo and TOG, that's helped clear things up for
me. On digging through my spares box, (unseen by human eye for a _long_
time..) I've found some switches and a clutch lever which look
suspiciously like the GT stuff. I have a vague recollection that they
did actually come off a 'zuki, and they will probably do fine.

Actually, another suggestion has also been made - just make a new rear
closing plate for the Lucas standard switch. Just a lump of alloy with 4
screw holes and half a handlebar hole....
 
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Steve Borland
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      03-30-2011, 06:17 AM
On 29/03/2011 12:16 PM, SpamTrapSeeSig wrote:
> In article <1jyv3su.k890cb1hwdq06N%(E-Mail Removed) o.uk>, The
> Older Gentleman <(E-Mail Removed)> writes
>> Steve Borland <(E-Mail Removed)> wrote:
>>

>
> The switches are mechanically OK, but electrically rather under-rated. I
> had a spare set because the LHS cluster burned out. It's the headlight
> current wot does it, I think. Obviously, I didn't get round to it, but I
> was seriously considering either relays or solid-state switching, so as
> to reduce he amps through the handlebar wiring as much as poss.
>
> Having stripped the failed LH cluster, I think it's horribly fiddly to
> repair and didn't try (usually I'm up for it). Since these things are
> beginning to smell like rocking-horse poo, too, I'd strongly recommend a
> 'high tech' solution. If you can find room to mount the relays/circuit
> board somewhere, it might save much grief later on.
>
> No doubt someone will say this is a bad idea, and I haven't tested it
> myself. I can imagine vibration causing issues with a relay, possibly,
> but otherwise it ought to work. The upside _should_ be that you get a
> brighter candle on the front, as I've no doubt that the wiring systems
> of that era drop the volts under load considerably.
>
> HTH,
>
> S.
>

Yes, thanks for the input. I've seen this idea proposed before on the
Trident/R3 forum, and several people have reported doing this with very
good results. It's on the list of Good Things To Be Done.

/Steve.

 
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