Which octane level should I use for my 2000 gsr? I use 89 now but i read up on a site that said gsr's should run 91? Is it okay to run 89 or should i always run 91?
I bought an ecu from ebay. It was supposed to be an obd1 gsr. When i got it, their was no markings on it. I put it in my 2000 gsr car with wiring harness and i cannot tell if the ecu adds power or not. I cannot even tell if vtec kicks in. It was supposed to be a skunk2 chipped ecu with vtec at...
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