Vespa POLINI Dellorto Carburettor Idle Jet Kit Si 20.15-17 20/20 24/24 26/26 (55-58-60-65-68/160) Tyres and Inner Tubes FE 250 FORESIGHT REAR

FE 250 FORESIGHT REAR

Not Suitable with front crashbars

Black Primer

the block can be rotated 180 degrees

Vespa POLINI Dellorto Carburettor Idle Jet Kit Si 20.15-17 20/20 24/24 26/26 (55-58-60-65-68/160) Tyres and Inner Tubes FE 250 FORESIGHT REARVespa POLINI Dellorto Carburettor Idle Jet Kit Si 20. 15 17 20 20 24 24 26 26 (55 58 60 65 68 160) The side jet of the SI carburettors does not have the simple function of a conventional jet, i. e. the pure quantity regulation of the fuel quantity. With the introduction of the PX 1977 the SI carburettor type and its side jets were modified. The old carburettor types, such as those still used in Rally engines, had a separate air duct for the side jets.