VHM Insert KTM 300SX, Hva TX300 23-24, GAS EX300 2024 (26.00cc) use extra 0.3mm base gasket

Special setup for more top power and overrev. The cylinder must be raised by 0.30mm with an extra base gasket. There are three different compression ratio inserts available high, mid and low compression. The characteristic feeling for the power delivery will be from agressive to smooth. For use check the insert chart table. 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 identification.

Use in combination with VHM head AA33210, OEM cylinder base gasket + extra cylinder base gasket S410270006135

Best overall performance
More top power and overrev
For use see insert chart table
Quick to adjust
The insert does not fit into an OEM head, only a VHM cylinder head. Use in combination with VHM head AA33210, OEM cylinder base gasket + extra cylinder base gasket S410270006135 (Total 0.50+0.30= 0.80mm)Specifications
Part number
AE32339-012
Type
Special
Volume [cc]
26.00
Piston height [mm]
-0.30
Squish [mm]
1.90
Piston crown shape
Flat top
Bore
Ø72
Applications
Application
Make
Model
Year
Motocross
KTM
300SX
2023-2024
Motocross
KTM
300XC
2023-2024
Motocross
Husqvarna
TX300
2023-2024
Motocross
GasGas
EX300
2024