Piston Ring, M1*172 (Quattrini Cylinder Kit) for PX/Stella

Piston Ring for PX and Stella Models

This piston ring is made for the Quattrini cylinder kit and fits PX and Stella scooters. It helps bring back compression or increases engine displacement for more power. As with many vintage Vespa scooter parts, it goes into the same spot as the original piston ring. Be sure to check that it matches your engine code.

What This Part Does

You would fit this piston ring when upgrading or servicing your scooter's performance. It works to recover engine compression, which can noticeably raise power output. Swapping the piston ring is a routine job for anyone wanting to get more efficiency out of their engine.

Specifications

• Size: M1*172
• Position: Cylinder
• Fits: Quattrini cylinder kit (M1*172 ring size)

Fitment

How to choose: Before you order, compare the ring size stamped on your piston or in your ring specification with M1*172.

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