The Power Stroke engine technology offered Ford truck buyers an all-new wastegated turbocharger, direct injection (with HUEI fuel injectors), and an air-to-air intercooler.

For example, the Stage 1 Injectors by Full Force Diesel Performance have a flow rate of up to 180cc, whereas a mid-'90s stock 7.3 Power Stroke injector can only manage around 95cc.

Ford and Navistar's 7.3 Power Stroke was a technological powerhouse. It had Hydraulically Activated, Electronic Unit Injectors (HEUI) for direct fuel injection; a Garrett turbocharger; and a fluid ...

The 7.3-liter Power Stroke engine offered Ford truck buyers improvements like an all-new wastegated turbocharger, direct injection (with HUEI fuel injectors), and an air-to-air intercooler.

The diesel truck landscape did improve relatively quickly, with GM’s 6.2-liter and 6.5-liter joined by Ford’s 6.9-liter and 7.3-liter V8s, all with indirect injection.

For example, the Stage 1 Injectors by Full Force Diesel Performance have a flow rate of up to 180cc, whereas a mid-'90s stock 7.3 Power Stroke injector can only manage around 95cc.