MZR is the

brand name A brand is a name, term, design, symbol or any other feature that distinguishes one seller's good or service from those of other sellers. Brands are used in business, marketing, and advertising for recognition and, importantly, to create an ...

of a generation of

Inline-four engine A straight-four engine (also called an inline-four) is a four-cylinder piston engine where cylinders are arranged in a line along a common crankshaft. The vast majority of automotive four-cylinder engines use a straight-four layout (with the ...

s engineered and built by the

Mazda Motor Corporation , commonly referred to as simply Mazda, is a Japanese Multinational corporation, multinational Automotive industry, automotive manufacturer headquartered in Fuchū, Hiroshima (town), Fuchū, Hiroshima Prefecture, Hiroshima, Japan. In 2015, M ...

from 2001 to the present. MZR stands for "MaZda Responsive". The MZR generation includes

gasoline Gasoline (; ) or petrol (; ) (see ) is a transparent, petroleum-derived flammable liquid that is used primarily as a fuel in most spark-ignited internal combustion engines (also known as petrol engines). It consists mostly of organic co ...

and

diesel Diesel may refer to: * Diesel engine, an internal combustion engine where ignition is caused by compression * Diesel fuel, a liquid fuel used in diesel engines * Diesel locomotive, a railway locomotive in which the prime mover is a diesel engin ...

powered engines ranging in displacements from 1.3L to 2.5L. All gasoline-powered MZR engines feature an all-aluminum block construction with iron cylinder liners. The diesel MZR-CD engines use a cast-iron block (virtually identical to the

Mazda F engine The F engine family from Mazda is a mid-sized inline-four piston engine with iron block, alloy head and belt-driven SOHC and DOHC configurations. Introduced in 1983 as the 1.6-litre F6, this engine was found in the Mazda B-Series truck and Maz ...

) and an aluminum cylinder head.

Variants

There are three specific engine families within the MZR which include: # the small 1.3L to 1.6L

Mazda Z engine The Mazda Z-series is a smaller gasoline inline-four engine ranging in displacements from 1.3 L to 1.6 L. They are the evolution of the cast-iron block B-engine. The Z-engine has 16-valves operated by dual overhead camshafts, which are in turn ...

# the mid-sized 1.8L to 2.5L

Mazda L engine , commonly referred to as simply Mazda, is a Japanese multinational automotive manufacturer headquartered in Fuchū, Hiroshima, Japan. In 2015, Mazda produced 1.5 million vehicles for global sales, the majority of which (nearly one mi ...

# the 2.0L and 2.2L common-rail diesel Mazda R-engine The DISI turbocharged MZR L3-VDT was on the

Ward's 10 Best Engines 10 of the World's best engines is an annual list of the ten ''"''best''"'' automobile engines available in the U.S. market, that are selected by ''Ward's AutoWorld'' magazine. The list was started in 1994 for Model Year 1995, and has been drawn eve ...

list for 3 consecutive years for 2006, 2007 and 2008.

Licenced to Ford

The

Ford Motor Company Ford Motor Company (commonly known as Ford) is an American multinational automobile manufacturer headquartered in Dearborn, Michigan, United States. It was founded by Henry Ford and incorporated on June 16, 1903. The company sells automobi ...

owned rights to build and use the MZR generation of engines under their

Duratec Duratec is a brand name of the Ford Motor Company used for the company's range of gasoline-powered four-cylinder, five-cylinder and six-cylinder passenger car engines. The original 1993 Duratec V6 engine was designed by Ford and Porsche. Ford ...

brand name for global service in its vehicles since 2003.

Discontinued

As of 2011, Mazda discontinued development of the MZR generation of engines and began to replace it with their

SkyActiv Skyactiv (branded as SKYACTIV) is a brand name for a series of automobile technologies developed by Mazda that increase fuel efficiency and engine output. The initial announcement of the Skyactiv technologies included new engines, transmissions, b ...

generation of engines. Applications: * 2005-2015 Mazda Roadster/Miata/MX-5 * 2003-2013

Mazda3 The Mazda3 (known as the Mazda Axela in Japan (first three generations), a combination of "accelerate" and "excellent") is a compact car manufactured by Mazda. It was first introduced in 2003 as a 2004 model, replacing the Mazda Familia, Familia ...

References

MAZDA engine codes
{{Mazda vehicles MZR Straight-four engines

Variants

Licenced to Ford

Discontinued

See also

References