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It was patterned after the Yamaha 350cc two-strokes that had begun to humiliate four-stroke bikes on roadracing circuits around the world, and for a while it and its RD350/RD400 descendants satisfied hard-core Yamaha speed freaks. Then the R5 arrived in 1970 to quench their passion for faster machinery. All they asked for was a street-legal motorcycle capable of reproducing the sensations of a Grand Prix racer with a single whack of the throttle.Īt first, speed-struck hotheads had to settle for 250cc TD1 roadracing pistons and barrels bolted to their lumbering YDS3s. 95mm wheel travelįor as long as Yamaha has built roadracing motorcycles, street riders have wanted a piece of the action. Single shock cantilever 5-way adjustable spring preload. Tubular mild steel, double front downtubesģ2mm stanchion tube forks, 140mm wheel travel Liquid cooled, two stroke, parallel twin cylinder.
