Whats Wrong Combo

Thanks Moper.I have heard about the problems you mentioned wth W5's.From what i've read, the earlier ones had some problems with casting ect that the later heads supposedly fixed.Mine are the later heads and im hoping their ok.Thanks for the info and i will post those numbers when i get them.Putting a full exhaust on this Saturday so maybe i can actually tune on it in the nieghborhood lol.