| | Looks Trik!!!!!!
BZM gold head is a RACE HEAD and has bigger water galleries and also has the air/cooled fins on it for better cooling as well.BZM are quite smart in the way they produce there components just like the 35mm billet water/pump which has air/cooled fins on it as well.
Grevs your bike looks AWESOME dude,i got told the other day that it has alot of GRUNT,you just need to keep that hand fully turned on!!!!!