Quote:
Originally Posted by 68style
I had trouble passing Aircare with my 68 Mustang that has a mild cam on it... luckily they didn't pass/fail older cars on NOx so I was able to lean the carb out to the point the car was basically stalling at idle and squeak through that way, but kept getting me on hydrocarbons all the time.
It was annoying cuz I drove it like once every couple years but it had to go to Aircare every year.
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I always passed with muffler delete, but had a cat, they never gave me shit for it and boy it sounded sweet on their dyno.