Fuel/air mixture screw -BGM PRO, Conversion, short- SI20/20D, SI24/24E, SI24/24H - thread M5 x 0.50mm - thin pin (Ø=0.65mm) - type Vespa PX with slotted screw (used as conversion fine thread long/hexagon to fine thread short slotted screw) 49937
Float needle -BGM PRO- suitable for DELLORTO, quadrilateral, 4.5mm- SI (Vespa PX), SH (Lambretta LI series 3, LIS, SX, TV, DL, GP), PHBH, PHBL - not spring loaded 50498
Float needle -BGM PRO- suitable for DELLORTO, quadrilateral, 4.5mm- SI (Vespa PX), SH (Lambretta LI series 3, LIS, SX, TV, DL, GP), PHBH, PHBL - spring loaded 50520
Carburettor tuning kit - Nozzle set -BGM PRO for Vespa PX125/150 with BGM PRO 177 cylinder kit- main jet set, secondary jet, mixing tube, air correction jet 50583