Originally posted by 99SVT666:
One more thing... is dyno tuning using SAFC a half way decent replacement for a custom chip? Also what kind of difference would having an aftermarket computer chip make if you are going to be tuning with the SAFC anyways? The only difference I could think of would be the rev limiter and possibly spark timing. Is this it or is there more? Thanks everybody



S-AFC only tunes WOT A/F ratio.

A "properly" tuned chip tuned by an "experienced" tuner changes every PCM variable!

One is bare minimum and the other is optimum. A Night & Day difference!


2000 SVT #674 13.47 @ 102 - All Motor! It was not broke; Yet I fixed it anyway.