While it’s not your everyday, every-engine occurence, 7.3L Power Strokes that continue to rack up miles may end up encountering injector sleeve failure. Remember, it’s been a decade since the ...

The 7.3L Power Stroke used a Caterpillar-produced HEUI injector. When the 6.0L engine came out, its HEUI system (injectors) was produced by Siemens but used a Bosch-built high-pressure oil pump.