Looking for links or articles that compare SBC heads.

Thank you
~JM~

http://www.chevyhiperformance.com/techarticles/41598/index1.html

While that site dave linked is a great start, don't take the flow numbers posted too close to heart, its a fairly old database, and I know a few heads are not very well represented, IMO.

This one is just an ID guide...

http://www.chevytech.net/

pdq67