VHM Insert Yamaha YZ250X 2016 - 2022 (21.80cc) VHM standard

This insert with 21.80cc volume is the VHM standard for Yamaha YZ250X and is developed for the best overall performance. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for indentification.

Use in combination with VHM head AA33080

Best overall performance
Quick to adjust
Good resistance to detonation
This insert does not fit into an OEM head, only a VHM cylinder head. 19.30cc net.



Specifications
Part number
AE32021-092
Type
VHM standard
Volume [cc]
21.80
Piston height [mm]
+2.80
Squish [mm]
1.60
Piston crown shape
Dome
Bore
Ø66.40
Applications
Application
Make
Model
Year
Motocross
Yamaha
YZ250X
2016-2022
Motocross
Yamaha
YZ250
1999-2024
Motocross
Fantic
XX250
2021-2024