Loosen both ends of all the injector pipes and lift them as one. Cover the ends of the pipes and the inlet of the injectors with caps or the fingers off latex gloves. Do one injector at the time and be careful you don't damage number 3. What nozzles are you using? If you can find an ALH or AHH pump in an automatic car use that as it's 11mm instead of 10mm. Part number 038130107J. You could use .216 nozzles but you're limited in how much pain you can load onto a 90 brake engine