Yamaha SR500
· Motor Type: Single cylinder, four-stroke
· Bore x Stroke: 87.0 x 84.0 mm (3.4 x 3.3 inche
· Displacement: 499.00 ccm (30.45 cubic inches)
· Max Power: 27.00 HP (19.7 kW)) @ 6500 RPM
· Max Torque: 36.3 N·m (26.8 lbf·ft) @ 5,500 rp
· Compression Ratio: 9.0:1
· Carburation System: 34mm Mikuni VM34SS Carburetor