This insert with 11.60cc volume is the VHM standard for KTM 125SX 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 AA33156
Best overall performance
Quick to adjust
Good resistance to detonation
This insert does not fit into an OEM head, only a VHM cylinder head
Specifications
Part number
AE32257-E
Type
VHM standard
Volume [cc]
11.60
Piston height [mm]
0.00
Squish [mm]
0.90
Piston crown shape
Flat top
Bore
Ø54
Applications
Application
Make
Model
Year
Motocross
KTM
125SX
2016-2022
Motocross
Husqvarna
TC125
2016-2022
Motocross
Husqvarna
TX125
2017-2019
Motocross
KTM
125XC-W
2017-2019
Motocross
GasGas
MC125
2021-2023