Polini Cylinder - Ø40mm Cylinder-piston kitRef : POL00173A / 1011614

Manufacturer reference: 166.0092

The POLINI Ø40 mm cylinder kit is a high-performance engine set designed for the refurbishment of 50 cc scooters. Made by Polini, this kit includes all the necessary components to rebuild the thermal group while maintaining an original approach: quality materials and craftsmanship from the brand's expertise.

• Contents: Ø40 mm cylinder, cylinder head, complete piston, and top-end gaskets
• Piston: diameter 40 mm (complete piston included)
• Objective: complete refurbishment of the top-end
• Part references: replacement piston PN2040720 — top-end gasket kit PN2090227

This kit is aimed at both DIY enthusiasts and professionals who wish to renew the bore, cylinder head, and piston of the scooter. Ideal for urban use, it allows for the replacement of worn parts of the thermal group without needing to replace the entire engine. The composition of the kit facilitates the restoration: installation of the cylinder, alignment of the cylinder head, and replacement of gaskets to minimize leaks.

Compatibility (examples): MBK BOOSTER 50 (2018), YAMAHA BW’S ORIGINAL 10 INCHES (2016), ITALJET YANKEE 50 (2002). Please check compatibility with your model before installation.