nozzle holder set with 4 injection nozzles Four injection nozzles (Nos. 1173 to 1176) mounted on one model board. Also a dismantled nozzle holder along with various nozzles, and an uncut nozzle holder. description ordernumber 1177 see also: exhaust-gas turbocharger Mercedes-Benz A Class petrol engine with injection Piezo-injector distributor plunger (on a rack)