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, see complementary parts below.
Specifications
Part number
AA33195
Color
Gold
Applications
Application
Make
Model
Year
Roadrace
Yamaha
TZR250R 3XV1
1991-1992