Quote:
Originally Posted by PolynesianPowerhouse
Cost.
We all know porting and polishing increases airflow, efficiency and power. And now days cnc machines can be programmed to do so...
So if the epa is squeezing down on mpg and fuel use... why don't factories do the port and polish...simple easy to do, just trim the flashing from casting processes...but...
Cost.
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So tell me, how many miles did your previous Camaro have on it when you traded?