Go to Ultimatecarpage.com

 groupc Ultimatecarpage.com  > Cars by brand  > Switzerland  > ROC
Racing cars  > Group C / IMSA GTP
     002 Cosworth
Car search:
Quick Advanced 


  ROC 002 Cosworth      

  Article Image gallery (34) Specifications User Comments (1)  
Click here to open the ROC 002 Cosworth gallery   
Country of origin:Switzerland
Produced in:1991
Numbers built:1
Designed by:Chuck Graemiger
Author:Wouter Melissen
Last updated:October 06, 2011
Download: All images

Engine
Configuration Cosworth DFR 90º V8
Location Mid, longitudinally mounted
Weight 145 kilo / 319.7 lbs
Construction aluminium block and head
Displacement 3,493 cc / 213.2 cu in
Bore / Stroke 90.0 mm (3.5 in) / 68.6 mm (2.7 in)
Compression 12.0:1
Valvetrain 4 valves / cylinder, DOHC
Fuel feed Lucas Fuel Injection
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 580 bhp / 433 kW @ 11,000 rpm
BHP/Liter 166 bhp / liter

Drivetrain
Chassis carbon-fibre composite and honeycomb monocoque
Suspension (fr/r) double wishbones, push-rod actuated coil springs over dampers, anti-roll bar
Steering rack-and-pinion
Brakes ventilated discs, all-round
Gearbox Hewland 5 speed Manual
Drive Rear wheel drive

Dimensions
Weight 847 kilo / 1,867 lbs

Performance figures
Power to weight 0.68 bhp / kg

Resources
Suggested reading
  • Golden Era - The history of Group C & IMSA GTP, by Ian Briggs and John Starkey
Related articles
Useful links

  Article Image gallery (34) Specifications User Comments (1)