[john marcella]

Originally Posted by Stan Weiss

John,
I know in volume casting is much cheaper, but it has a much higher up front cost than CNC. With the cost of CNC dropping ever year. How many sets of billet heads would you need to sell @ $10K ported to break even?

Stan

3 to 5 sets and I would do it. But that's because I want to

[johnta1]

This post is by me, remember?

Supposed to say, this thread is not by me.

[Stan Weiss]

Originally Posted by john marcella

3 to 5 sets and I would do it. But that's because I want to

I am a dreamer. I can see 525-530 cfm @ 1" lift from a 2.38" valve. My problem is I do not know the Pontiac framework that well and weather this can be done without moving things like head bolt holes.

Stan