The 4D5# belongs to the “Astron” family of engines that first featured in the 1980 Mitsubishi Galant. The 4D5# engine has gone through various modifications and upgrades and has found a massive following and support base in SUV & light commercial vehicle owners. The 4D5# was eventually replaced by the 4M4# family of engines but has continued to be supplied in a slew of vehicles most notable the L200 (Triton) pickup. The 4D56 HP was the last iteration of this engine sold in Europe. It features a common rail, 16 valve, twin cam design developing up to 178bhp. This engine is also built by Hyundai in South Korea, meaning it also sees use in some products made by their Kia subsidiary.
Displacement – 2.5 L (2,476 cc)
Bore – 91.1 mm
Stroke – 95.0 mm