I am no expert on heads but general rule of thumb on aluminum is obviously the weight savings and worth 1/2 to 1 point on compression ratio depending on who you talk to and which aluminum head your are specifically talking about. Are you building or rebuilding up! http://free.***boat.net/ubb/biggrin.gif http://free.***boat.net/ubb/wink.gif
Forum admin should default message ICON to something besides a frown. Da#% things I always forget.
[This message has been edited by Drew (edited February 13, 2002).]