Jaguar R4

The New Jaguar R4

Jaguar R4

2003 Technical Specification

Chassis
R4 composite monocoque structure, designed and built in-house, carrying the Cosworth Racing CR-5 V10 engine as fully stressed member, Jaguar steering and power assistance.

Engine
Cosworth Racing CR-5 V10
Capacity 2998 cc
Cylinders 90-degree vee 10
Fuel Castrol Racing Fuel

Transmission
Jaguar seven-speed gearbox, longitudinally mounted high-pressure hydraulic system for power shift and clutch operation. AP Racing triple-plate pull-type clutch. Independent oil system using Castrol Fluid Technology.

Suspension
Front: Cast titanium uprights. Upper and lower carbon wishbones and pushrods. Torsion bar springing and anti-roll bar. Jaguar/Penske damper layout.
Rear: Cast titanium uprights. Upper and lower carbon links and pushrods. Coil springs and torsion anti-roll bar. Jaguar/Penske damper layout.

Brakes
Front: AP Racing lithium alloy six-piston callipers. Carbon Industrie or Brembo carbon/carbon discs and pads.
Rear: AP Racing lithium alloy six-piston callipers. Carbon Industrie or Brembo carbon/carbon discs and pads.

Wheels
OZ Racing
Front: 12.7 in x 13 in
Rear: 13.4 in x 13 in

Tyres
Michelin

Electronics Pi ‘VCS’ system.
Integrated engine/chassis electronic control system, DASM and DATA logger.

Cosworth Racing CR-5 V10 Engine Technical Specification

Number of cylinders 10
Vee Angle 90
Number of valves 40
Capacity 2998 cc
Power output Not disclosed
Maximum engine speed Not disclosed
Construction Aluminium block and heads cast in Cosworth Racing?s own foundry. Aluminium alloy pistons. Steel crankshaft.
Engine Management Pi
Ignition System Cosworth Racing
Spark Plugs Champion
Weight Not disclosed

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