Carburettor Tuning Zündapp GTS 50 C 50 Sport Moped Mokick Engine Tuning Carburettor with 15 mm Carburettor Complete Set Especially Suitable for Zündapp GTS 50 C 50 Sport etc. Moped, Mokick models. Complete carburettor kit already finished, specially adapted to the Zündapp engine. Depending on the modifications on the vehicle, change the main nozzle. Simply replace the old original carburettor. This Zündapp GTS 50 C 50 Sport tuning carburettor has connection dimensions like the small 12 mm carburettor and also looks visually like the small 12 mm carburettor. Nothing else needs to be changed. The main nozzle can be replaced with larger or smaller Dellorto carburettor main nozzles with 5 mm thread. Simply open the float chamber and change the main nozzle if necessary. The nozzle tuning depends on whether air filter, cylinder, exhaust or similar. assembly is necessary. Technical data of the Zündapp GTS 50 C 50 Sport 15 mm tuning carburettor main nozzle 75 (5 mm thread, type Dellorto main nozzle, connection width intake manifold: 20 mm, connection width air filter: 20 mm