Fun Riding Experience 8 valves (4-valves / cylinder), in-line two cyl, Electric starter, Lquid cooled, 6 gear.Yamaha has raised the bar in the entry sports class with the exciting new "R3". Sporting a new twin cylinder 320 cubic centimeter engine and an all new chassis, the R3 offers a solid combination of class-leading power and light, agile handling. Add in the incredible MotoGP inspired M1 race bike styling, plus an easy to ride personality and you have the perfect recipe for a super fun riding experience !