VHM Piston kit Yamaha TZ250 1988 - 1990 Ø55.93 (bore Ø56)

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. This piston consists of an inside coating, which reduces micro welding, lowers the friction on the pin, prevents piston bore galling and provides a very good thermal conduction.

High performance
Direct replacement
Inside coating
Longevity
Keeps high performance during lifetime
This piston needs a clearance of 0.07mm!

Specifications
Part number
APYA12521747A
Diameter
Ø55.93
Version
Direct replacement
Piston crown shape
Flat top 12°
Bore size
Ø56
Piston pin
Ø16
Stroke
2T
Coating
Yes
Piston-cylinder clearance [mm]
0.07
Piston ring end gap [mm]
0.25+0.10
Applications
Application
Make
Model
Year
Roadrace
Yamaha
TZ250
1988-1990