This insert with 5.20cc volume is the VHM standard for KTM 65SX 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 AA33112 and VHM 12° piston APKT06521722
Best overall performance
Quick to adjust
Good resistance to detonation
Raise cylinder with 0.10mm. This insert does not fit into an OEM head, only a VHM cylinder head.
Specifications
Part number
AE32167-059
Type
VHM standard
Volume [cc]
5.20
Piston height [mm]
+0.40
Squish [mm]
0.80
Piston crown shape
Flat top 12°
Bore
Ø45
Applications
Application
Make
Model
Year
Motocross
KTM
65SX
2009-2023
Motocross
Husqvarna
TC65
2017-2023
Motocross
KTM
65XC
2009
Motocross
KTM
65SXS
2012-2015
Motocross
GasGas
MC65
2021-2023