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

Manufacturer reference: 166.0092

The POLINI aluminium cylinder kit Ø40 mm is a high-performance engine set designed for the refurbishment of 50 cm3 scooters. Produced by Polini, this kit includes all the necessary components to rebuild the thermal group while maintaining an original approach: quality materials and manufacturing derived from the brand's expertise.

• Contents: cylinder Ø40 mm, cylinder head, complete piston, and high-performance gaskets
• Piston: diameter 40 mm (complete piston included)
• Objective: complete refurbishment of the high-performance engine
• Parts references: replacement piston PN2040720 — high-performance gasket kit PN2090227
• Cylinder materials: Aluminium

This kit is aimed at both DIY enthusiasts and professionals looking 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 having 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 limit leaks.

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