VHM cyl. head Yamaha TZR250R `91-92 (2 pcs)

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. 4x O-rings are included as well as 10 copper washers and 10 nutcaps.

Use VHM standard insert AE32313-D

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

Inserts must be ordered seperately.