Bad Coils

[Tom @ Fast Forward]

Here is a dyno graph of Dave's 97 before and after replacement of the coil packs. If you look close at the upper end of the curve for the before, not only does it die off, but it has deep negative drops. Those are misfires and indicative of bad coils.

http://www.FastForwardSuperchargers.com/Bad-Coils.jpg