Harley-Davidson RR250
Type of motorcycle
Manufacturer | Harley-Davidson |
---|---|
Production | 1972–1977 |
Engine | 246 cc (15.0 cu in) two-stroke air-cooled (later water-cooled) parallel twin engine |
Bore / stroke | 56 mm × 50 mm (2.2 in × 2.0 in) |
Compression ratio | 12.0:1 |
Power | 49 hp (37 kW) @ 11,400 rpm (1972) 58 hp (43 kW) @ 12,000 rpm (1976) |
Torque | 22.6 lb⋅ft (30.6 N⋅m) |
Transmission | 6-speed, Chain |
Suspension | 34mm Ceriani telescopic forks, twin Girling rear |
Brakes | Drum brakes: 230mm Ceriani 4-leading shoe (front), 230mm Ceriani twin leading shoe (rear) |
Wheelbase | 1,250 mm (49 in) |
Weight | 108–112 kg (238–247 lb) (dry) |
Fuel capacity | 19 L (4.2 imp gal; 5.0 US gal) |
The Harley-Davidson RR250, also known as the Harley-Davidson 250RR, was a racing motorcycle, designed, developed and built by Harley-Davidson, conforming to the 250cc class regulations of the Grand Prix motorcycle racing world championship, between 1972 and 1977.[4][5][6][7]
References
- ^ "Harley Davidson RR250 Race Bike". May 2, 2013.
- ^ "Aermacchi 250 GP Racer | A two-stroke Harley GP machine! – MCNews". 23 May 2019.
- ^ "Titled in the US – 1975 Harley-Davidson RR250". Bike-urious. November 29, 2017.
- ^ "Harley Davidson RR-250 Road Racer".
- ^ "1975 Harley-Davidson RR 250". philsellers.com.
- ^ "Needs Some Work – 1974 Harley-Davidson RR250". Bike-urious. August 11, 2017.
- ^ "This two-stroke screamer is not the typical Harley". www.goodwood.com.
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Grand Prix Motorcycles, 2000–2009
Series | Manufacturer | 2000s | |||||||||
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ||
MotoGP 500 cc 990 cc 800 cc | Aprilia | RSW-2 500 | RS Cube | ||||||||
Ducati | Desmosedici GP3 | Desmosedici GP4 | Desmosedici GP5 | Desmosedici GP6 | Desmosedici GP7 | Desmosedici GP8 | Desmosedici GP9 | ||||
Honda | NSR500 | RC211V | RC212V | ||||||||
Ilmor | X3 | ||||||||||
Kawasaki | ZX-RR | ZX-RR | |||||||||
Paton | PG 500 R | PG 500 RC | |||||||||
Suzuki | RGV500 | GSV-R | GSV-R | ||||||||
Team Roberts | Proton KR3 | Proton V5 | KR211V | KR212V | |||||||
Yamaha | YZR500 | YZR-M1 | YZR-M1 | ||||||||
250 cc | Aprilia | RSW 250 | RSA 250 | ||||||||
Gilera | RSW 250 | RSA 250 | |||||||||
Honda | NSR250 | RS250RW | |||||||||
RS250R | |||||||||||
KTM | 250 FRR | ||||||||||
Yamaha | YZR250 | ||||||||||
TZ250 | |||||||||||
125 cc | Aprilia | RSW 125 | RSA 125 | ||||||||
Derbi | 125 GP | RSW 125 | RSA 125 | ||||||||
Gilera | 125 GP | RSW 125 | |||||||||
Honda | RS125R | ||||||||||
Italjet | F125 | ||||||||||
KTM | 125 FRR | ||||||||||
Loncin | 125 | ||||||||||
Malaguti | 125 | ||||||||||
TSR-Honda | AC11M/AC12M | ||||||||||
Yamaha | TZ 125 | TZ 125 | TZ 125 |