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: feed pump, diesel (double-acting) functional model lambda probe (EGO sensor) with electric probe heating crankshaft model case rotor pump, PC