Dellorto PHVA 16QS as a replacement part for a defective carburettor. The PHVA 16QS shares the carb set up with the other listed vehicles. No tuning required if the vehicle is in original condition. Simply replace and ride. Fits the original air box and intake manifold. E-choke (supplied) carburettor heater: electric oil port vacuum port connection engine: 24mm connection air filter side: 36mm main jet: M6 # 046 idle jet: M4 # 036 Float: 13700.1 carburettor slider 30 (plastic version) needle choice: A29