Bantam D14/4 carburettor

Started by Y13 Alan G, 02 Apr, 2019, 19:21

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Y13 Alan G

In the workshop manual it says that the throttle needle should be in position 3. Does this mean the top notch or the bottom notch?. I am fitting new slide, needle jet & needle so it should be as per the manual. Any help appreciated.

Dean Southall

Needle slot positions are counted from the top of the needle.
BSA: turning ordinary men into mechanics since 1910

Y13 Alan G

 :)Many thanks for the info.

BeenyBoy

The needle on my B175 carb has only got 3 slots- and it runs best on the bottom one....
B31 (1955)-C11G (1954)-B175 (1971)-C11 (1949)