Jaguar XJR-5 Group 44

img770.jpg img772.jpg img765.jpg

American Lee Dykstra designed for Tullius’s Group 44 GT prototype XJR-5. It was an aluminium Honey Comb monocoque design with steel bulkheads and the V12 mounted amidships. The fibreglass bodywork enclosed a design along ground-efect principles then current in F1. The car was initially intended for the AmericanĀ  IMSA series., but was biultwith longdistance endurance events in mind. The XJR-5, gained several wins in the USA in 1983 and in 1984 it was decided to enterĀ  Le Mans, more as an experiment than a serious attempt to win. With Brian Redman and John Watson, the carsfar from disgraced themselves against the sheer weight of Porsches.

Group 44 were picking up a smarttering of places with XJR-5s in the USA. Notable results included a 3rd in Daytona 24H event, an excellent 1st and 2nd in Miami and 2nds at Charlotte, Portland, Sears Point, Pocono and 3H at Daytona.
In 1985 Group 44 team feel their efforts did not allways receive whole-hearted support from Coventry could again only manage 1 win in Road Atlanta and a handful of 2nds, 3rds and 4ths. In this year had debut completely new car XJR-7 – last american Jaguar.

1984 Technical Specification

Jaguar V12
Capacity: 5343cc
Cylinders: V12 at 60 deg, two valves per cylinder, water cooled
Power: 390kW

5 speed gearbox Hewland VG 5-200

disk breaks Lockheed

Goodyear Eagle
Front: 23,5″ x 11,5″ – 16
Rear: 27″ x 14″ – 16
Wheel: Jongbloed Modular 16″x11″ front, 16″x14″ rear

Maximum speed
more than 300 km/h 6

900 kg

467 cm

119 cm

104 cm

About Fik