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Harley-Davidson RR350

From Wikipedia, the free encyclopedia
Harley-Davidson RR350[1][2]
ManufacturerHarley-Davidson
Production19741976[3]
Engine347 cc (21.2 cu in) two-stroke air-cooled (later water-cooled) parallel twin engine
Bore / stroke68 mm × 50 mm (2.7 in × 2.0 in)
Compression ratio12.0:1
Power70 hp (52 kW) @ 11,400 rpm[4]
Torque32.3 lb⋅ft (43.8 N⋅m)
Transmission6-speed, Chain
Suspension34mm Ceriani telescopic forks, twin Girling rear
BrakesDrum brakes: 230mm Ceriani 4-leading shoe (front), 230mm Ceriani twin leading shoe (rear)
Wheelbase1,250 mm (49 in)
Weight108–112 kg (238–247 lb) (dry)
Fuel capacity19 L (4.2 imp gal; 5.0 US gal)
Harley-Davidson RR350

The Harley-Davidson RR350, also known as the Harley-Davidson 350RR, was a racing motorcycle, designed, developed, and built by Harley-Davidson, conforming to the 350cc class regulations of the Grand Prix motorcycle racing world championship, between 1974 and 1976.[5][6][7]

References

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  1. ^ "SprintCRPage". www.vft.org.
  2. ^ "This two-stroke screamer is not the typical Harley". www.goodwood.com.
  3. ^ "1974 Harley-Davidson RR350". Bike-urious. April 4, 2014.
  4. ^ "1974 Aermacchi-Harley Davidson RR350". Classic Motorcycles by Sheldon's Emu.
  5. ^ Branch, Ben (December 12, 2014). "Harley-Davidson RR350". Silodrome.
  6. ^ "Long-lost family: Harley-Davidson Aermacchi RR350". www.classicdriver.com.
  7. ^ "1975 Harley-Davidson RR350 Grand Prix Racer". Rare SportBikes For Sale. December 16, 2010.