I have a 2001 QC 4.7l Automatic and have not gotten over 15 MPG yet. I have done no mods to it yet either. I have about 3000 miles on it. What kind of increase would I get with a K & N Filter?
>>> jim76712@swbell.net 07/22/01 01:47PM >>>
My reply as follows;
Andy Levy wrote:
> There are several people on the list who get 20-22 MPG on the highway with their
> R/Ts. Keep in mind that the GC has better highway aerodynamics than the R/T, even
> if you put a tonneau on the R/T, and that will make a big difference. I have a
> tonneau on my R/T. I can get 21 mpg at 50. It is the aerodynamics I am sure.
>
> Are you sure on those weights? The shipping weight on my trucks invoice showed 4075.
> The fiberglass tonneau, heave rubber bed mat and stereo equipment make up the rest.
> this is weight with 1/2 tank of fuel and noboey inside weighed on a truck scale.
> While the 360 is a little heavier than the 318. I doubt there is much difference
> because it is the same block and heads with a different crank, rods and pistons as
> the 318.
>
> I can't believe a GC weighs that much less than a Dakota. The Dakota and Durango
> have a full frame and the Jeep is unibody and has no frame which makes it lighter.
> And yes the 4.7 engine and 5 speed auto tranny in the Jeep is identical to the one
> used in the 2000+ daks.
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