NOx emmisions are huge part of gas engines there are 2 ways that they are cut first with the EGR system to lower combustiion temps(a proper EGR...
the gearing also makes the bigger engine get better mpg alot of times(if driven properly) you are using 90% of the 4cyl's power to move the truck at...
most modern engines will get worse mpg with 3.23 3.73 etc gears even the silverado(been there) If emmisions were not so strrict we could have...
my problem with the 5 in 1 out theory is that means that 5 gallons of fuel is used to make 1 gallon? so ethanol should cost $11 a gallon - there's...
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