Originally Posted By MR_P_BODY
I dont think you would need Ti exhaust valves..
they are lighter than the intakes... sure you could
put them in if you wanted to lighten up everything
and then use different(lighter springs).. my B-1 stuff
was 2.4 Ti intakes with steel exhaust.. I was gonna turn
that to 9000
wave


If your ex. valve is heavier than 125g, you might not like the results! Yes you can use heavier springs, but you will lose a bit of power that way...guess it depends on how much power your willing to lose or pay for.

9000 is a lot of rpm for a steel valve over that weight...

Brian Hafliger