What mods make the biggest power gains for the money? What do you think about the cam kit with the hi comp piston from Alba? Are there any other good kits?

 

Heres what i have (preformance Wise)

Bored .5 over
wiseco pro lite hi- comp piston
tweaked head
Ported polished
cam
timming set
white bros e serise
rod
crank
91+ octane gas (yes, it helps)
45t rear sprocket (megga low end)

I have a bit more, but this is right off the top of my head.