Jaguar R4 

  • 2003
  • 3.0L
It is the first time Cosworth has raced with a 90-degree engine layout and the key benefit as opposed to a 72-degree engine is improving the centre of gravity.
'For this season, we have targeted maximum and continuous aerodynamic downforce development and efficiency whilst maintaining the balance capability of the package.

Data points Key details of the Jaguar R4

Engine size

Jaguar R4
2,998 cc
458 Italia
4,499 cc

In The News From around the web


Jaguar R4
Rob White [chief engineer, Cosworth Racing] and his team have done a fabulous job - a lot of good, clever design in repositioning various items in order to help lower the C of G, to be honest.
David Pitchforth explains the philosophy behind R4: We learned an awful lot of lessons last season from the R3 and even though we began the season with a less than satisfactory race car, we actually finished the season with a sound platform that has benefited some areas on R4.

Specifications Full list of technical specs


Brand Jaguar
Year 2003


Drivetrain RWD
Gearing Traditional
# of gears 7 gears

suspension, wheels & brakes

Front brakes Brembo Disc
Rear brakes Brembo Disc
Front wheels 323/? 330
Rear wheels 340/? 330

power & handling

Steering system Rack and pinion


Displacement 2,998 cc
Cylinders V10
Fuels Gas
Valves per cylinder 4 valves
Report a correction


comments powered by Disqus