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I have a car that has a Classic FAST system installed and I would like to go back to using a factory ECM. Can anyone tell me what it would take to do the wiring harness change over? Thanks in advance...

I'm helping a friend with his Classic FAST ecm tuning and I'm looking for a baseline .gct file that we could use for initial setup on his '86 GN. Spec's 84# Injectors PT-71 Turbo 70mm Throttle Body It also has all the other ususal stuff like big downpipe and exhaust, stall converter...

My fuel pump fuse keeps blowing intermittently. Sometimes it will run for days, and other times for minuets. I've been searching all around the engine compartment harness for bad lookig wires and I haven't found the problem yet. Any ideas? -Thanks