3. Ignition And Spark Plugs Defect. The Ford 3.5L Ecoboost engine problems also manifest themselves in a defect in the ignition system and spark plugs. You’re most likely to have this issue if your vehicle is powered by a direct fuel injection system.
The Duratec is probably the most modern engine Ford put in the older Rangers. They make more power and torque than the older Lima 4 cylinders while also getting better fuel economy and having lower emissions. They're super reliable as long as you watch the oil level (they don't have a ton of oil capacity).
Djzx3. Well for one, the Zetec blocks are iron, the Duratec blocks are Aluminum. I own both, the 03 zx3 Duratec 2.3L PZEV manual, and 2.0L Zetec DOHC Auto in my 00 wagon. The 2.3l is much funner. And in my mind, more reliable. Not to say the Zetec isn't reliable either, but I do feel more things go wrong on it.
The 2.0L Duratec HE is a well-known and reliable engine used in Ford Transit vehicles. It is a four-cylinder engine from Ford's Duratec family, designed for efficiency and durability. Displacement: 2.0 liters
OmniFocus. 31810 posts · Joined 2001. #19 · Sep 7, 2005. Re: Why do the Mazda guys think the 2.3 Duratec is a Mazda engin. The engine is a solid joint venture. If you believe it is mostly a Ford effort, then you are a Ford fanboy. If you believe it is mostly a Mazda effort, then you are a Mazda fanboy. Simple enough.
The engines used in the Mazda MX-5 NC (1.8l & 2.0l) are part of the Mazda developed MZR L-Series engine range. The aluminium block L-Series is the evolution of it’s predecessor the cast-iron block F-Series. The MZR L-Series family has also been built and used by the Ford Motor Company marketed as the ‘Duratec’ engines.
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is the ford duratec engine reliable