Originally Posted by bigredspeed

HI Booker,

Mate i am running the VZR verII with the black speed crank and speed rod, and i chose to stick with the speed ceramic bearing, also using tornado fuel, the motor just keeps going and goes nicely,i run this motor on my club days and mate i will be honest, its the best mod you can do to the VZR, no more crank pin snapping of, or loosing the Rod, stick with the OS Speed ceramic bearing,in my opinion, its the best on the market. just keep in mind Booker using crap fuel will short live your motors internal parts,ie Bearings.