VHM insert Yamaha YZ125 2005 - 2021 / Fantic XX125 2021 (11.40cc) AE32100-266 520SX For YZ125 use VHM standard

For YZ125 use VHM standard insert - AE32046-K / AE32046-L

This insert with 11

(sample photo)

V-FORCE4 R REED VALVE

an engine operating at 8

VHM insert Yamaha YZ125 2005 - 2021 / Fantic XX125 2021 (11.40cc) AE32100-266 520SX For YZ125 use VHM standardThis insert has a higher volume lower compression ratio than our VHM standard insert, meaning better overrevolution characteristics and more top speed. However, keep in mind that this compromises bottom power reaction. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved to the insert for identification. Use in combination with VHM head AA33077 More top Best for hard ground