VHM insert Yamaha YZ144 2005 - 2021 / Fantic XX125 2021 (13.00cc) AE32151-035 KX250 530MX produces more horsepower

530MX produces more horsepower

Fits 2021 - 2023 GASGAS bikes

Ciaran Naran

you remove the wire loop by using a screwdriver to pry off the funny looking washer

Made in England

VHM insert Yamaha YZ144 2005 - 2021 / Fantic XX125 2021 (13.00cc) AE32151-035 KX250 530MX produces more horsepowerThis insert has a lower volume higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. 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