VHM cyl. head KTM 85SX `18-24, TC85 `18-24, MC85 `21-24

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:
AE32281-E (for OEM piston)
AE32281-013 (for 12° VHM piston APKT08521707)

Use the insert chart as a general guideline to select the insert depending on the fuel, track and elevation.

• More engine power
• Better heat transference
• More resistance to detonation
• Exchangeable combustion chambers available

Inserts must be ordered seperately.