Original USED Set of AUC786 Type H6 (1 3/4") SU Carburettors 6040 2. With aluminium tag stamped AUC 786 affixed onto banjo float bowl bolt, Float bowls stamped AUC 3495 and lids stamped 1161. one overflow pipe is broken from the banjo and is missing the aluminium tag there appears to be a small repair to the body around the spindle area. This set of carbies along with a group of other SU carburettors from our Eden Barn have been stored for nearly 50 years in dry storage and appear in very good condition, pistons rise and fall freely, butterflys and choke mechanisms work and they come with the linkages as shown in the photos, this particular set of carburettors came from a Triumph TR3 1956 /1958, 6040 2 AUC786. To Suit Triumph TR3 but 6040 SU Carburettors were also fitted o Austin Healey, Jaguar and other makes and models, Please see photo(s) - they form part of the description.