The DLD is the name for an automobile engine family – a group of compact inline-four Diesel engines, involving development by Ford of Britain and/or PSA Group, and also Mazda where it is called the MZ-CD or CiTD. Wikipedia
Also called: DuraTorq TDCi; PSA HDi engine
Cooling system: Water-cooled
Cylinder bore: 73.7 mm (2.90 in); 73.5 mm (2.89 in); 75 mm (2.95 in); 82.5 mm (3.25 in)
Emissions control systems: Diesel particulate filter (DPF)
Fuel system: Common rail Direct injection