The Jaguar V12 : Evolution

By Neville on Jul 14 2010 | 0 Comments
My previous post looked at the development of the quad-cam V12 – I now look at how this evolved into the first single-overhead-cam V12 engine.Much has already been published elsewhere – not least of all by renowned authors Skilleter, Whyte, Porter, Viart/Cognet et al. I hope to add to th... [More]

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Categories: Jaguar V12

The Jaguar V12 : Development

By Neville on Jul 12 2010 | 0 Comments
Last month I made a post looking at the origins of the V12 – this month I look at the development of the V12 in a little more detail.Before the V12, Jaguar’s racing and practically all road cars were powered by the powerful and renowned XK straight-six double overhead-cam unit. This engi... [More]

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Categories: Jaguar V12 , Original XJ13

Triplex Laminated Windsceen

By Neville on Jul 06 2010 | 0 Comments
Production of a new Jaguar XJ13 windscreen using original tooling. [More]

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Prototype V12 - Part 3

By Neville on Jul 02 2010 | 0 Comments
Lucas Fuel Injection Fuel supply to the original 1966 XJ13 was managed by Lucas Mechanical Fuel Injection. This system was retained by Jaguar when the car was rebuilt in 1972/73 and remains with it today. The heart of the system is the Lucas metering unit which sits in the "V" of the engine and ... [More]

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The Jaguar V12

By Neville on May 29 2010 | 0 Comments
Part One - Origins For 25 years, between 1971 and 1996, Jaguar’s smooth and refined V12 power unit powered the Series 3 E-Type as well as a range of luxury saloons. Right from the outset the engine was designed with enormous tuning potential reserves and, in racing form, powered cars such as... [More]

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Categories: Jaguar V12

Sayer's Original Design

By Neville on May 14 2010 | 2 Comments
The XJ13, as originally envisaged by Malcolm Sayer and built in Jaguar's Competitions Department, is different in a number of respects from the rebuilt car which now graces Jaguar Heritage's collection.Chief amongst these differences are the different wheels and treatment of the wheelarches.The foll... [More]

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Prototype V12 - Initial Observations - Part Two - Peter Wilson verdict

By Neville on Apr 28 2010 | 0 Comments
I was privileged to be visited by Peter Wilson (ex Jaguar Competitions Department) who confirmed the identity of my prototype quad-cam V12 as being the second engine to have been built as part of Jaguar's quest to return to Le Mans with the XJ13.Peter worked in the Competitions Department for five y... [More]

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Categories: Jaguar V12 , Original XJ13

Original XJ13 - Part 6 - The car is crashed at MIRA

By Neville on Apr 24 2010 | 0 Comments
In the words of Norman Dewis, Jaguar Test Driver, in his book "Developing the Legend" ... "It was all the fault of the Series 3 E-Type and the new Hassan/Baily 'flat-head' production V12. The idea emerged that the new Jaguar V12 engine in the Series 3 E-Type should be launched to the press at Geneva... [More]

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Original XJ13 - Part 5 - Testing at Silverstone

By Neville on Apr 23 2010 | 0 Comments
As "secret" testing of the XJ13 continued, the car was taken to the Silverstone race circuit for two days in August of 1967 ... Ninth test August 15th & 16th 1967 - Silverstone222 milesSustained testing at Silverstone over 222 miles and subject to special report by M Kimberley (see later) &nb... [More]

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Original XJ13 - Part 4

By Neville on Apr 23 2010 | 0 Comments
It seems that design/development of the XJ13 occupied the thoughts of its engineers - especially when they were attending events such as Le Mans. I came across some scribbled notes made by George Buck - written on the front and back of what seem to be practice times for the 32nd Le Mans event .... ... [More]

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Categories: Original XJ13


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