Dellorto Vespa Carburettor Autolube (SPACO) T5 26/26GDellorto Vespa Carburettor Autolube (SPACO) T5 26 26G Standard Vespa T5 125 Carburettor used on the Vespa since 1984. We sell ALL corresponding parts to repair your SI Carburettor, including all jets as well! This Carburettor was originally fitted to the T5125 Models. For a larger cross section, simply switch to the SI24 24E or SI26 26E series of carburettors from the original SI20 20D carburettors. 8492 05 Slide BE4 Atomiser 110 Main jet 9892. 1 (50