| StanF18 |
05-05-2010 11:52 AM |
Quote:
Originally Posted by ArNarX5
(Post 738681)
...I have noticed that on hot days the car seems to not run as "powerful" as on cold days... I've owned other BMWs in the past but they were 6's. Anyone experience the same with their X? 6 or 8.
|
This is normal. Cold air is denser, so on a cold day there is more oxygen available per stroke (in the chamber) for igniting with the fuel . This is why folks install cold air intakes, to provide a "shielding" from the heat of the engine. |
