The two throats are connected with a balancing pipe, which is different.
Although there is some influence from one carb to the other, you can
still tune using a Colortune or the set up Gergo is using by alternating
and repeating the process per carb a few times or by temporarily
blocking the bypass.
Kees Oudesluijs
NL
Op 17-11-2011 11:21, Per Schoerner schreef:
> Gergo
> You are forgetting that the two carburettors are mounted on a common
> intake manifold, so both carbs feed all 6 cylinders. I theory, and I
> think also in practice, you would be able to run the engine with only
> one carburettor. It will not run very well but still be running on all
> cylinders. As someone mentioned, the three carb model doesn't have
> this common intake.
>
> Per in Sweden
>
> Austin Healey skrev 2011-11-17 08:18:
>> The device I use is driven by a wideband lambda sensor, which can be put
>> into the downpipes. We have two on the Healey, soo it gives spot-on
>> measurements for each carbs. Some devices can even handle two wideband
>> sensors at one time, soo You can adjust the carbs simultanously. Not
>> mine
>> unfortunatly, but I will update to a twin-sensor soon.
>> The main profit of the gas analizer is that You can see the mixture
>> under
>> real driving conditions: under load, decelarating, hard acceleration
>> etc.
>>
>> Gergo
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