Naraku 09311164 Cylinder-piston kitRef : NARK00273A / 09311164

Optimise your 50 cc air-cooled Morini with this 70 cc cast iron cylinder kit from NARAKU. Designed for urban and daily use, this kit provides a more pronounced rev-up and better acceleration responsiveness, without compromising reliability when installed correctly.

• Manufacturer reference: NK102.30.2
• Compatibility: air-cooled Morini engines (check specific motorcycle fitting)
• Material: cast iron cylinder
• Piston: molybdenum coating for protection during running-in (coating dissolves over time)
• Exhaust: compatible with original exhaust and performance systems
• Carburation: if you keep the original carburettor, increase the main jet by ~7–10%; recommended: 17.5 to 19 mm carburettor to optimise performance
• Cylinder head: the original cylinder head can be used, but a 70cc cylinder head is recommended (sold separately)
• Delivery: delivered as illustrated in the product photos

This kit is aimed at riders looking for a tangible improvement in urban riding behaviour: better acceleration, more responsive throttle, and reliability suited for daily use. Follow the running-in procedure and carburation adjustment to get the most out of this kit.