[Mgs] Replacing a float

Simon Matthews simon.d.matthews at gmail.com
Thu Jun 29 20:28:24 MDT 2017


That link doesn't work for me.

Simon

On Thu, Jun 29, 2017 at 7:18 PM, Richard Lindsay
<richardolindsay at gmail.com> wrote:
> Possibly...
>
> http://m.ebay.com/sch/i.html?_nkw=Su+AUD+405+carb&isNewKw=1&isRefine=true&mfs=GOCLK&acimp=0&_trksid=p2056088.m2428.l1313.TR12.TRC2.Xsu+aud+405+carb&sqp=su+aud+405+carb
>
> -rick
>
>
> On Jun 29, 2017 8:48 PM, "Simon Matthews" <simon.d.matthews at gmail.com>
> wrote:
>>
>> Apparently, I need to be very careful. This car has the AUD 405 carbs,
>> for which the front  float chamber lid is N/A at Moss.
>>
>> Anyone know of a source for these?
>>
>> Simon
>>
>> On Thu, Jun 29, 2017 at 5:57 AM, Richard Lindsay
>> <richardolindsay at gmail.com> wrote:
>> > Morning Simon, et al.,
>> >
>> > Use extreme care. On some carbs, the pin should exit only one direction.
>> > Examine it closely. You didn't state whether your carb is an SU or a Z-S
>> > (or
>> > Weber DGV) so I'm not going to guess. Generic thoughts follow.
>> >
>> > Independent of which carb, I use a pair of needle nose pliars and a
>> > couple
>> > of drops of peneteating oil. Place one pliars tip on the hinge pin, the
>> > other just behind the offending post pivot, and squeeze gently. Don't
>> > try to
>> > remove it on the first try (unless it comes free). Now move to the other
>> > pivot and try a gentle squeeze there. Any movement at all? Its bad news
>> > if
>> > one of those hinge points breaks, and they are a bit fragile.
>> >
>> > Is one of the two 'posts' split? If so, that is the side that is
>> > supposed to
>> > grip the pin. (Check me on this please.) Its also the more fragile post.
>> > As
>> > I recall only - because I haven't had a pin stuck badly - that is the
>> > side
>> > upon which one might start with the pliars. Do not try to release it's
>> > grip
>> > by inserting a tool into the gap split. Its just cast aluminum and will
>> > easily break.
>> >
>> > Good luck. This advice is only worth what you paid. But I do emphasize
>> > care.
>> > These bits break easily and ruin the part if broken.
>> >
>> > -rick, with a pile of carbed cars
>> >
>> > PS: If a post does break, check e-bay for a used replacement float bowl
>> > cover (if SU). I recently bought a pair of Z-S carbs on e-bay, to supply
>> > parts to replace one cracked carb casting on a GT6. $100 later, an
>> > otherwise
>> > big bucks problem was solved.
>> >
>> >
>> > On Jun 28, 2017 10:15 PM, "Simon Matthews via Mgs" <mgs at autox.team.net>
>> > wrote:
>> >
>> > I am trying to figure out how to replace a float in the carb on a '71
>> > MGB.
>> >
>> > I can't get the hinge pin to come out. I have pulled on it, pushed on
>> > it, but it won't move.
>> >
>> > Any ideas?
>> >
>> > Simon


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