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 recirculation valve II pump element cylinder head, diesel direct injection, with four-valve technology rotor pump, PC