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. Vent screw (M6x6) and small copper washer (BD36006) are included and mounted on the head.

Use VHM standard insert:
AE32272-E (250SX with OEM piston)
AE32272-T (250EXC with OEM piston)
AE32272-024 (for 12° VHM piston APKT25021754)

• More engine power
• Better heat transference
• More resistance to detonation