Vhm Cyl. Head Nsert Rm125 `98 Old Model 5mm Thick 11.40 +1.80 1.10

This insert with 10.40cc volume is the VHM standard for Suzuki RM125 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. Fits old (no longer available) VHM cylinder head AA33004. Best overall performance Quick to adjust Good resistance to detonation This insert does not fit into an OEM head, only a VHM cylinder head. The complementary head is no longer available.