-"Hi-Torque" exhaust system-Heavier flywheel to help smooth out the power.-Smaller countershaft sprocket to tie the engine torque to the ground-Slower turn throttle assemble-Different combustion chamber to reduce the engine's power pulses-Heavier primary drive gear for additional smoothness - See more at: :// /content/evo-125-sport-0#sthash.ihxCE1in.dpuf
EVO Sport• Designed for slow speed trail riding• Long range seat/tank for more longer, more comfortable rides• Knobby tires provide better traction on the trail• Hand guards for protection- See more at: :// /content/evo-125-2#sthash.Q6m1rYMW.dpuf