VHM piston kit Malossi Derbi 50cc 2015-2017 Ø39.85 (20mm compression height)

VHM pistons are 100% CNC machined from high quality material and have a non-circular profile to better prevent engine lockups. They stand for high performance, longevity and keeping high performance during it’s lifetime.

Important note: use this piston only for aluminium cylinder!

High performance

Direct replacement

Longevity

Keeps high performance during lifetime

Specifications

Part number

APMA05011710C

Diameter

Ø39.85

Version

Direct replacement

Piston crown shape

Dome

Bore size

Ø39.88

Piston pin

Ø12

Stroke

2T

Coating

No

Piston-cylinder clearance [mm]

0.05

Piston ring end gapp [mm]

0.20+0.10