Originally Posted by 32krazy!
doc mjgroves posted on a m/b thread that he had the c3 installed and was getting a e/c tune. guess he got it squared away. hpautowerks only lists the y pipe filter and its no longer called the c3 filter so it looks like the c3 has faded away. so if my c3 dies its a crank pulley or v8.... decisions decisons

Yeah, I posted that with the assumption that I'd find shims in time. I think I'm royally fked, as I'm still looking with only a few weeks left.