i guys, i've the solution for bigger nozzle in 2 valve for cylinder jtd(jtdm engine. i work for Genie industries and we use a perkins 854e-e34ta that is a 3.4 litre mjet engine by fpt with edc17c49 ecu, this engine is 8v with inclined injector mount like our multijet, nozzle ar perfet, i've used on my car (1.9 jtdm 8v) with great result. injector code is 0445110457 and nozzle code is dlla140p2303, 0.145mm per 8 hole, and i have timing map read from ecu. only problem is impossible to find this nozzle on china or from bosch, 'i've taken from our engine broken, is a stage 4 engine with dpf. hopefull this notice can help you, now i mount a 16v engine with dlla 148p1815 nozzle 7x0.195 mm hole and i've sell older injector very quicly!