Carburetor Polini CP D.21 21mm knob choke

Description

21mm tuning carburetor Polini. Ideal for 50-70cc high performance 70cc racing scooters, mopeds or geared bikes. 
21mm inlet meet competition regulations for the race track.
Very easy to tune and thus a universal fit.
Equipped with button-choke with option for cable choke conversion.
We offer the full range of spares and replacement items for this carb.
Connection diameter intake manifold: 25.5mm connection diameter.
Air filter: 46mm.
Main Jet: 100.
Idle jet: 40.
Needle: 14/22