i have some may know a set of 90 horse bosche marine injectors outa my dads old 92 an i want to put them in my 91.5 and was wondering how i go about tunning my injector pump or if i should just take it into the diesel shop in town and have them do it. please let me know

 

You might have to back the fuel screw out a little to control EGT if there's no other supporting mods. Same for the smoke screw and starwheel, but of secondary importance. Just run them and see how it goes.

Got a pyrometer?