The Dodge 100 was intended to use a Rootes diesel engine, but noise regulations ruled out the reliable but noisy Rootes units. In the end, naturally aspirated and turbocharged four- and six-cylinder Perkins diesel engines (locally made in the UK) were used for lighter weights, with the Mercedes-Benz OM352 offered as a premium engine (due largely to the reputation of Mercedes in Europe, where Perkins was relatively unknown).
The Dodge 100 was intended to use a Rootes diesel engine but noise regulations ruled out its reliable yet noisy options. As a result, naturally aspirated and turbocharged four- and six-cylinder Perkins diesel engines (produced locally) were used for lighter vehicles, with the Mercedes-Benz OM352 serving as an upscale choice (primarily because of Mercedes' reputation in Europe).