| Re: High HC emissions -- redux |
Subject: Re: High HC emissions -- redux by bogus on 2013/9/17 15:48:43 The precats did 90% of their work at start-up. If the engine is at op temp, they are done. This is why ditching them is such a good idea. As for NJ? should pass the sniff... again, once warmed up, but the visual is suspect.... I donno how anal they are. This is when I recommend an LT1 style dual cat swap. |
