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 Black Primer

Black Primer

Ultimate protection for today's high performance 2 stroke throughout a very wide temperature range

the block can be rotated 180 degrees

Pegasus (all models)

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 Black PrimerVespa 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.