This isn't a difficult job at all. Just be careful not to do it with a HOT engine. Gas will come out of the lines so keep rags handy.
Make sure to get new seals for the injectors AND either new insulators or at least new seals for the insulators.
MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
Mercedes Benz Star Technician (2 times)
44 years foreign automotive repair
27 Years M.B. Shop foreman (dealer)
MB technical information Specialist (15 years)
190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)