60cc cylinder kit for Kymco, SYM AC. The high torque NARAKU cylinder kit is practical for everyday use. It is not designed for high revs, but performs better at lower engine speeds.

Features:

• Stable and strong acceleration just above idle revolutions.
• Very good starting and pulling away at traffic lights.
• Facilitates "hill climbing," even with a passenger.
• Compatible with both stock and sport exhaust systems.
• Requires jetting increase [+7% to 10%].