Ford 7.3 IDI Specifications
The International/Navistar 7.3 IDI is a V8 diesel engine that features an indirect fuel injection system, mechanical injection pump, and standard glow plugs. Here are the specifications of the turbo and non-turbo 7.3 IDI diesel engine.
The non-turbo 7.3 IDI produced 185hp at 3,000 RPM and 338 lb-ft of torque at 1,400 RPM. The addition of a turbo made a modest improvement; the turbo 7.3 IDI produced 190 hp and 388 lb-ft of torque at the same RPMs.
Ford 7.3L IDI vs 7.3L Powerstroke Diesel Engine
The 7.3 IDI is not the same as the 7.3 Powerstroke engine. Despite sharing displacement designations, these engines have numerous differences. The 7.3 Powerstroke is computer-controlled, whereas the 7.3 IDI relies entirely on mechanical parts.