Originally Posted by rcompart
The FIC modifies the cam and crank signals and that is how it changes timing. Unlike the injectors where you intercept each one, the ignition wires are left untouched. As for TPS, you just tap into TPS signal 1 as it has the larger of the two voltage ranges between the two signals and has a higher resolution than TPS signal 2.
Lantana, i would REALLY recommend working with Rudy on his FIC ideas.
BTW, i dont know your economic situation but do you think maybe you should save the money on the cams and just put it toward the turbo fund? I think thats gonna be quite an investment in itself...