Quote:
Originally Posted by riorust
I put a piece of duct tape over it as it is a straight shot from that hole into the intake (inside the filter perimeter) and the engine ran "differently" , so I took the tape off (engine seemed to run better) and it seems that there is just a little bit of pressure blowing out the hole. Is it supposed to "balance" the intake airflow, or something like that?
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If putting duct tape on the hole effected the way the engine ran, then that suggests something is amiss. The fact that you're experiencing pressure there is odd. The gromet should seal the hole from the intake -- and if the gromet were to lose its seal, you should experience vacuum, not pressure.
