Kit Polini YAMAHA-MBK BOOSTER D.40 (1660092)

Polini top end assemblies for 50cc can be used to recondition the cylinder kit with an identical reliability specification to the manufacturer's original equipment. They are fabricated from high-quality materials using the manufacturer's skills in the area.

• Top end assembly with cylinder head
• Kit includes cylinder – cylinder head – piston assembly – top end gaskets
• 40 mm diameter piston
• Enables the full reconditioning of the scooter engine
• Long-term reliability
• Technology borne out of Polini 's experience in competition
• Replacement piston: PN2040720 - Top end gasket kit: PN2090227