The Jaguar AJ-V6

engine An engine or motor is a machine designed to convert one or more forms of energy into mechanical energy. Available energy sources include potential energy (e.g. energy of the Earth's gravitational field as exploited in hydroelectric power ...

is based on the

Ford Ford commonly refers to: * Ford Motor Company, an automobile manufacturer founded by Henry Ford * Ford (crossing), a shallow crossing on a river Ford may also refer to: Ford Motor Company * Henry Ford, founder of the Ford Motor Company * Ford F ...

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 ...

V6 engine. (The Duratec V6 was originally a Porsche design, purchased by Ford with Cosworth finishing the engineering to suit Ford's needs.) One notable addition is the use of

variable valve timing In internal combustion engines, variable valve timing (VVT) is the process of altering the timing of a valve lift event, and is often used to improve performance, fuel economy or emissions. It is increasingly being used in combination with var ...

, a feature also shared with

Mazda , 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 m ...

's version of the engine. It is available in , and displacements. Jaguar's AJ-V6 engine has an aluminium engine block and Jaguar designed aluminium

DOHC An overhead camshaft (OHC) engine is a piston engine where the camshaft is located in the cylinder head above the combustion chamber. This contrasts with earlier overhead valve engines (OHV), where the camshaft is located below the combustion cha ...

cylinder heads. It uses

sequential fuel injection Fuel injection is the introduction of fuel in an internal combustion engine, most commonly automotive engines, by the means of an injector. This article focuses on fuel injection in reciprocating piston and Wankel rotary engines. All com ...

, has 4 valves per cylinder with VVT, features fracture-split forged powder metal connecting rods and a one-piece cast camshaft and has direct-acting mechanical bucket (DAMB) tappets, these design aspects differentiating the AJ-V6 from the Ford and Mazda versions.

AJ20

The AJ20 version has an bore and stroke. Although it displaces nearly , it is marketed as a "2.0". It produces and . The compression ratio is 10.75:1. This engine is used in the following vehicles: *

Jaguar X-Type The Jaguar X-Type is a front-engine, all-wheel/front-wheel drive compact executive car manufactured and marketed by Jaguar Cars from 2001 to 2009 under the internal designation ''X400'', for a single generation, in sedan/saloon and wagon/estat ...

2.0 (UK)

AJ25

The AJ25 is a version built. It shares the 2.1's bore and is stroked to , the same as the . It delivers at 6800 rpm with of torque at 3000 rpm from 10.3:1 compression. This engine is used in the following vehicles: * 2001-2009

2.5, and * 2002-2006 Jaguar S-Type 2.5 (UK), and

AJ30

The AJ30 is a version and is the most common, especially considering the Duratec 30. It has an bore and shares the 2.5's stroke. In the X-Type, it produces and . The Jaguar XF debuted a refined version of the AJ30 with continuously variable cam-phasing and variable geometry air intakes to increase power and broaden the powerband up to its 6800 rpm redline. This engine is used in the following vehicles: * 2000-2008 Jaguar S-Type, and * 2002-2009

, and * 2003-2010

Jaguar XJ The Jaguar XJ is a series of full-size luxury cars produced by British automobile manufacturer Jaguar Cars (becoming Jaguar Land Rover in 2013) from 1968 to 2019. It was produced across five basic platform generations (debuting in 1968, 1986, 1 ...

, 237 hp (177 kW; 240 PS) and * 2008-2011

Jaguar XF Jaguar XF may refer to: *Jaguar XF (X250) (2007–2015), an executive/luxury mid-size sports sedan car *Jaguar XF (X260) The Jaguar XF (X260) is an executive/ mid-size luxury sports saloon manufactured and marketed by the Jaguar Cars brand ...

and * 2000-2006

Lincoln LS The Lincoln LS is a four-door, five-passenger luxury sedan manufactured and marketed by Ford's Lincoln division over a single generation from 1999–2006. Introduced in June 1999 for model-year 2000, the LS featured rear-wheel drive and near ...

References

{{DEFAULTSORT:Jaguar Aj-V6 Engine AJ-V6 Gasoline engines by model V6 engines

AJ20

AJ25

AJ30

See also

References