• Use to convert a Ram Jet 350 from MEFI 3 to the newer MEFI 4
design, which provides a better idle through closed-loop operation
• Includes ECU module P/N 88962717, wire harness P/N 88961967,
oxygen sensor P/N 25312200, intake air temp sensor P/N 25036751,
and oxygen sensor fitting P/N 15156588
NOTE: ECU is programmed with a “green mode” that controls the rpm
for the break-in period. During this period, engine speed is limited to
4,000 rpm in the first hour, 4,500 rpm in the second hour and 5,500 rpm
in the third hour.
