So, what's the choke situation on a 74 Midget? Does it have a manual choke?
on 4/6/04 12:58 PM, Tim Holt at holtt@nacse.org wrote:
> So my MG has been running way too rich lately. It seems to be something
> that just "started" once upon a time. Symptoms and notes include...
>
> - Plugs get fouled (sooty & some are wet). A new set of plugs lasts
> about 60-80 miles before it starts to run rough
> - Some signs of gas coming out of the SU carb fuel reservoir closest
> to the pump. Nothing out of the overflow, but a sort of glaze on the
> outside of the can like it came out around the gasket just a bit
> - I took off both reservoir tops and checked floats. Didn't appear
> to be flooded. Little valves that float pushes on look clean, solid, etc.
> - Can blow in fuel tube and manually lift float and air flow stops
> - Dash pots topped off as should be
> - Carefully removed top of carbs and looked at needles. Clean and
> straight as far as I could tell.
> - Runs great with a new set of plugs in. First signs of problem is
> that it starts to blow some grayish smoke and run rough like it's missing.
>
> So basically it looks like too much fuel - which is why I checked the
> floats right off. But they seem to look fine! Fuel pump is fairly new
> - it's an SU solid state fuel pump (from Moss).
>
> Any suggestions or thoughts here? I can keep it running by replacing
> the plugs every once in a while. Given the price of gas it's relatively
> cheap to do, but it does get a bit old.
--
Max Heim
'66 MGB GHN3L76149
If you're near Mountain View, CA,
it's the primer red one with chrome wires
|