[Mgs] [MG-MGB] Rough Running

[Richard Lindsay]

...and plug the port on the carb. :-P

On Sep 6, 2016 7:34 AM, "Paul Root via Mgs" <mgs at autox.team.net> wrote:

> I would say you remove the hose from the carb to the brake booster.
>
>
> On Sep 5, 2016, at 4:00 PM, Dan DiBiase d_dibiase at yahoo.com [MG-MGB] <
> MG-MGB at yahoogroups.com> wrote:
>
>
> Paul, the idea of brake fluid being pulled into the carb is interesting -
> how would I tell?
>
> I am running the automatic water choke on the Z-S carb. I do have a manual
> choke conversion kit I was thinking of installing.
>
> Thx, Dan
>
>
> ------------------------------
> *From:* "Paul Root ptroot at gmail.com [MG-MGB]" <MG-MGB at yahoogroups.com>
> *To:* MG-MGB <MG-MGB at yahoogroups.com>
> *Cc:* MG List <mgs at autox.team.net>
> *Sent:* Monday, September 5, 2016 3:35 PM
> *Subject:* Re: [MG-MGB] Rough Running
>
>
>
> My first thought is that the power brake diaphragm broke and you are
> sucking break fluid into the carb.
>
> Plugs look really rich.  Do you have a manual choke or the automatic water
> choke? That could be gummed up as well.
>
>
> On Sep 5, 2016, at 11:08 AM, Dan DiBiase d_dibiase at yahoo.com [MG-MGB] <
> MG-MGB at yahoogroups.com> wrote:
>
>
> Hi - last year, my '76B (with '75 engine and single Z-S carb) died while I
> was out driving and would not restart. Once back home, I managed to get it
> to start but it runs very rough and
> generates some light smoke - not dense clouds, and not white (like with a
> head gasket leak) but stinky none-the-less. I posted a video here -
>
> http://s24.photobucket.com/user/ddibiase/media/1976%20MGB%20Engine%20Work/
> 6C2F4746-A8C6-4D19-BA08-399597F43772_zpsvgtqyk59.mp4.html
>
> That gives a sense of idle roughness, if not the light smoke... The tach
> is steady at idle.
>
> I've replaced spark plugs and distributor rotor, as well as cleaned the
> contacts in the plug leads. Just installed a new electronic fuel pump as
> the old one crapped out. Lines are clear
> and fuel filter fills nicely. Carb was rebuilt about 4 years ago and
> before the car died on me last year, the car ran very well. I did open it
> up to check the diaphragm and floats, they are fine
> and the carb was clean inside. Car has about gas, most from last year but
> with 2 gallons from today added.
>
> I did not try to drive it as the brakes need to be bled....
>
> I've changed jobs recently and now have time to get this car back on the
> road and need some help as to where to start....
>
> Thx,
>
> Dan D
> '76B, '65B
> Central NJ USA
>
>
>
>
>
>
>
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