3. Hero Passion ProThere are four variants of the Hero Passion Pro, which have a price ranging from ₹70375 to ₹75,100.Engine4-stroke, OHC, single-cylinder, Air-cooled Displacement 133 cc Power 6.73 KW @ 7500 RPM Torque 9.89 Nm @ 5000 RPM Bore x Stroke 50.0 x 49.5 mm Fuel ...