The XJ40 was the mainstay of Jaguar production from 1986 to 1994; it also was the last saloon in which William Lyons had any styling involvement. Its technological sophistication broke new ground, and was the saloon that reintroduced the marque to a younger buying public, despite electronic and body glitches. The XJ40 touted sales of more than 200,000 cars and was a Jaguar showcase. Included here is the history of this recent favorite, with engine specifications, tips on buying, maintaining and restoring your vehicle, and lists of available accessories.