Thers a recent article in 5.0/4.6 tech. There doing some cheap mods to a slighlt modified 91 5.0(Ported stock heads, AMS cam, Trick flow intake, 70mm TB). They put in a C&L 76mm MAFwith matching elbow and picked up 5hp. Of course there is also an advertisement for C&L in the same magazine, so...