hi guys

every one nows that When the modding gets serious, the first place to turn is the head.

cams, valves, springs, and more....

there are 2 kits in the market

1- supertech

2- Ferrera

so what is best, and what size shuld i get ???

allso, some ppl run 8000rpm with stock size valves. any info about this ??

thanks