Dellorto PHVA 16QS as a replacement part for a defective carburettor. The PHVA 16QS is used at the factory in the listed vehicles with identical voting. No tuning required if the vehicle is in original condition. Replacing and ready. Fits naturally to the original airbox and intake manifold. E-Choke (included) Electrical carburettor heating oil port connection engine: 24mm connection Air filter side: 35mm main jet: M6 # 070 Pilot jet: M4 # 038 floats: 13700.1 carburettor slide: 30 (plastic version) needle choice: A29