AA33193

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. 2x O-ring are included. Vent screw (M6x10) and small copper washer (BD36006) are included and mounted on the head. A decompression valve is also included in the box, as well as 9 copper washers and 9 nutcaps.

Starting the KX500 will be very easy with the decompression valve. Just push in the blue button and start the engine. The valve will close automatically when the engine is running.

Use VHM insert depending on the cylinder head gasket on your engine.

Cylinder head gasket 0.20mm? Volume OEM cylinder head is 43.50cc, then use VHM insert:
AE32310-B (41.00cc)
AE32310-C (43.00cc)

Cylinder head gasket 0.40mm? Volume OEM cylinder head is 44.70cc, then use VHM insert:
AE32310-E (45.00cc)

Cylinder head gasket 1.00mm? Volume OEM cylinder head is 48.20cc, then use VHM insert:
AE32310-F (47.00cc)
AE32310-G (49.00cc)

• More engine power
• Better heat transference
• More resistance to detonation
• Exchangeable combustion chambers available
• Easy engine starting with decompression valve

Inserts must be ordered separately.