Ford/Mazda global straight-4
Main article: Mazda MZR engine
Ford Duratec 20 engine in a 2005 Ford FocusBeginning in 2004, Ford dropped the old 4-cylinder Zetec engines in favor of Mazda's MZR design. Thus, 2005 and present Duratec 4-cylinder engines are Mazdas. This includes the 2.0 L Duratec 20 and 2.3 L Duratec 23.
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Duratec 20
The 993 is a 2.0 L (1988 cc) version built in Chihuahua, Chihuahua, Mexico. Bore is 84.8 mm and stroke is 88 mm. It is used in the Ford Escape and Focus, in the US, and in the Brazilian Ford EcoSport and the Ford Focus from Argentina. On the Focus, output is 136 hp at 6000 RPM with 136 ft·lbf of torque at 4250 rpm. There is also a 20E version with California PZEV emissions which produces 130 hp at 6000 RPM with 129 ft·lbf of torque at 4000 rpm. The compression ratio for both versions is 10:1. It has an aluminum engine block and aluminum DOHC cylinder heads. The cylinders are lined with cast iron. It uses SFI fuel injection, has 4 valves per cylinder and features fracture-split forged powder metal connecting rods, a one-piece cast camshaft, and a cast aluminum or reinforced plastic intake manifold. It does not have VVT. The power output is less than the Mazda version which does have VVT.
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Duratec 23
The Duratec 23 is a 2.3 L (2261 cc) version of the Mazda-designed Duratec 20. Bore is 87.4 mm and stroke is 94 mm. It has an aluminum engine block with cast iron cylinder liners and aluminum DOHC cylinder heads. It uses SFI fuel injection, has 4 valves per cylinder and features fracture-split forged powder metal connecting rods and a one-piece cast camshaft.
The 23EW is built in Chihuahua, Chihuahua, Mexico for use in the American market Focus. The Ford version does not have VVT, and its output is 151 hp at 5750 RPM with 154 ft·lbf of torque at 4250 rpm. A VVT version of this engine is used on the Mazda6 producing 160 hp.
The 23NS is built in Dearborn, MI for the Ford Ranger and Mazda B-Series. Output is 143 hp (107 kW) at 5250 rpm with 154 ft·lbf (209 N·m) of torque at 5750 rpm.
Applications:
23EW
Ford Focus
23NS
2005 Ford Escape/Mazda Tribute
Ford Ranger/Mazda B-Series
The Duratec 23E is a version of the Duratec 23 with California PZEV emissions.
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