Quote Originally Posted by PetefromtheStreets View Post
My guess is 7600 like the stock k24a2 I had is the max I'd rev as im not all that familiar with the k20a3 nor your z2 but at 7600 you should do well.

The crank I'm sure youd have no problems with at 8k. But the rod bolts is your only foreseeable weak point.

When you installed the RRC pistons did you use RRC rods as well?
Well said x2