Vhm Cyl. Head Nsert 50sx `24-25, Tc50 `24-25, Mc50 `24-25 4.60 +2.45 0.60

This insert with 4.60cc volume is the VHM standard for KTM 50SX 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 AA33216 Best overall performance Quick to adjust Good resistance to detonation This insert does not fit into an OEM head, only a VHM cylinder head.