This Mercury 883078A4 INJECTOR KIT Air fits the following models and components:

Mercury Sportjet Jet Drive 200HP 200 DFI Sportjet Jet Drive Pump 0E379931 THRU 0E428850 Fuel Rail Components
Mercury Sportjet Jet Drive 200HP 200 DFI M2 Sportjet Jet Drive Pump 0E379931 THRU 0E423075 Fuel Rail Components
Mercury Sportjet Jet Drive 250HP 250 DFI M2 Sportjet Jet Drive Powerhead 0E407100 & Up - USA - Cat.# 90-889510 Fuel Rail Components
Mercury Sportjet Jet Drive 250HP 250 DFI Jet Drive Pump 0E407100 & Up Fuel Rail Components
Mercury Sportjet Jet Drive 200HP 200 DFI Sportjet Jet Drive Pump 0M954922 THRU 0M964698 Fuel Rail Components
Mercury Sportjet Jet Drive 200HP 200 DFI M2 Sportjet Jet Drive Powerhead 0E384500 THRU 0E433351 Fuel Rail Components
Mercury Sportjet Jet Drive 250HP 250 DFI Sportjet jet Drive Powerhead 0E407100 & Up Fuel Rail Components
Mercury Sportjet Jet Drive 250HP 250 DFI M2 Jet Drive Pump 0E407100 & Up Fuel Rail Components
Mercury Sportjet Jet Drive 200HP 200 DFI Sportjet Jet Drive Powerhead 0E384500 THRU 0E435741 Fuel Rail Components
Mercury Outboard 150HP 150HP DFI 0T801000 THRU 1B226999 FUEL RAILS
Mercury Outboard 135HP 135HP DFI 1B417702 & Up FUEL RAILS

Mercury Outboard 225HP 225HP DFI DTS 1B504989 & Up FUEL RAILS

Mercury Outboard 175HP 175HP DFI 0T801000 THRU 1B226999 FUEL RAILS