MG Car Repair/SU Carbs


Have 69 B that carbs were relaced with new ones at local shop.  They lost choke parts so not connected. Ordered new cable and attachment parts, trying to understand how to reconnect. Diagrams in repair manuals don't show how to do this.

Hi Charles.  On a 69 B you should have SU carbs type HS4.  

Here is a diagram:

The linkages fit like this:

Note that both of the above diagrams are accessed via the Moss Motors website, who keep most of these parts in stock.  

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Barrie Jones


MG Sports Cars from 1949 to 1980 - Including MGB, MGBGT V8, TF1500, TF, TD and modern Midgets. I also specialise in SU carburettors, Lucas wiring, suspension, steering & brakes.


I have owned my 1955 TF1500 since 1966. Technical specialist for the TD and TF with the MG Car Club T Register. Also owned 20 MGBs and currently own an MGBGT V8. Written 3 books on MGs and produced a DVD on how to strip and rebuild the TD/TF gearbox.

MG Car Club.

Barrie's Notes on the 1953-55 MG TF (author). /=====/ Barrie's Notes on the MGB (author). /=====/ Barrie's Notes on the MGB GT V8 (author). /=====/ The Essential Buyer's Guide to the MG TD, TF and TF1500. (author)

M Phil, C Eng, BSc (Eng).

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