Astra RNR1

The Astra RNR1 is a Group 6 sports prototype race car, designed, developed, and built by amateur British racing driver Roger Nathan, in 1969. It debuted at the 1969 1000 km of Nürburgring, where it was driven by Roger Nathan and Mike Beckwith. It competed in sports car racing between 1969 and 1976, where it found relative, but respectable success. It scored 15 race wins (including 1 additional class win), achieved 27 podium finishes, and clinched 6 pole positions. It powered by either a 2.0 L (120 cu in) Coventry Climax, or a 1.6 L (98 cu in) Ford-Cosworth FVA, naturally-aspirated four-cylinder engine.^[1][2][3]

Astra RNR1

Category	Group 6
Designer(s)	Roger Nathan
Production	1969
Successor	Astra RNR2
Technical specifications
Chassis	fibreglass body on box-section triplex monocoque with front and rear subframes
Suspension (front)	double wishbones, coil springs over dampers, anti-roll bar
Suspension (rear)	Reversed lower wishbones, top links, twin trailing arms, anti-roll bar, coil springs over dampers
Engine	Ford-Cosworth FVA/Coventry Climax 1.6–2.0 L (98–122 cu in) naturally-aspirated I4 mid-engined, longitudinally mounted
Transmission	Hewland FT-200 5-speed manual
Weight	550 kg (1,210 lb)
Competition history
Debut	1969 1000 km of Nürburgring
Races Wins Podiums Poles 49 15 27 6