Yamaha YZ125 / YZ144 2005 - 2021
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The world famous golden VHM head with exchangeable combustion chamber is specially developed for optimal power output during the whole race and has an improved water duct. It's manufactured from a high quality alloy and O-rings are used for the sealing.
Use VHM standard insert:
AE32286-E (for OEM piston)
AE32286-029 (for 12° VHM piston APYZ08521757)