[WPTA] SU Carbs

[Joe Stout]

I think Jay wrote this 😄

I am about to revisit my tuning this weekend..

Joe



On Thu, May 21, 2020 at 9:05 AM Jerry Van Vlack via Wpta <
wpta at autox.team.net> wrote:

> I saw this on Facebook. It was written about SU’s on MG’s. SU’s on
> Triumphs never suffer from any of this which is why Triumphs are superior
> to MG’s.
>
>
>
> Let the flames  begin.
>
>
>
> SU CARBURETORS! These are SU carburetors, which were used on many British
> sports cars, such as this MG. Here are some guidelines on maintaining SUs!
>
> * If your carburetors don’t leak, you are out of gas. (This rule is
> similar to the “MG test for oil”).
> * The only time your carburetors run properly is when a mechanic is taking
> a test drive.
> * SU carburetors parts are interchangeable. You can replace a faulty part
> with a new one and the carburetor will run just like it always did.
> * When replacing needles, the only parts store with the correct ones will
> be in Coventry or on a ship floundering in an Atlantic storm.
> * When you get the correct carburetor needles, one of them will be bent.
> * The universal SU repair Kit will work on all carburetors except yours.
> * A float will only have a hole in it if it is Sunday and the parts store
> is closed.
> * No two repair books will recommend the same fluid for the dampers.
> * Whitworth nuts and bolts are similar to SAE nuts and bolts except that
> the shoulders are rounded off.
> * Tightening the jet nut will automatically move the jet off center.
> * All levers and jets will move smoothly if (and only if) the carburetor
> is sitting on the kitchen table.
> * MG carburetors are infinitely adjustable. That is they can be set
> anywhere from “not quite right” to “totally wrong”.
> * Despite the above, a weekend working on the MG carburetors is preferable
> to fixing the oil leak.
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