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Cold Weather = More Power?

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Old Dec 16, 2008 | 08:34 PM
  #1  
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Default Cold Weather = More Power?

Well, Seattle is currently getting a cold spell, around 25 degrees or cooler everyday at least for a week. What I'm finding out is that our LS430 is performing extremely well in these low temperature and I'm actually getting great gas mileage too. Could this be due to the cold air acting like CAI (cold air intake)? or the brand new K&N filter I just installed?

Last edited by airtime; Dec 16, 2008 at 08:37 PM.
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Old Dec 16, 2008 | 09:05 PM
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yeah, she's been running like a monster lately especially since I've been pushin her hard.... but i thought i was weird by thinking it was the weather...

anyway gas mileage has also gotten better (gas prices too )
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Old Dec 16, 2008 | 09:29 PM
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Cold air = Dense Air = Engine is getting more air = MOW POWA !!!

You can especially tell in turbo cars.
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Old Dec 17, 2008 | 08:22 AM
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Yes you are correct, every 10 degrees of temperature drop = 1% increase in horsepower.

So with every 10 degrees decrease of temperature, our 300 hp engine gain 3 hp.

It is a much bigger gain in turbo cars because the intercooler is freezing.

Last edited by BNR34; Dec 17, 2008 at 11:49 AM.
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Old Dec 17, 2008 | 10:04 AM
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I thought it was just me!! I noticed it too. Only thing is mine is getting bout the same in gas mileage. Didnt notice a difference in that yet.


I thought the extra boost was just the cars way of sayin "hurry the hell up and get where your goin so i can chill!!"
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Old Dec 17, 2008 | 12:25 PM
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One other thing i love besides the increase in pwr is, when our LS is warming up or sitting in park. Watching the white smoke slowly rising up from the dual exhaust, man i love seeing that!
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