On a recent 105 mile round trip, mixed highway and city driving, if I
remember correctly, my 5.9 R/T (only raced once or twice on the
trip......hehehe) pulled off an average of 20.XX MPG. Not too bad I don't
think! It was only 25-30 degrees out too.
-Ryan
99 DA RC R/T
Not a Honda Civic. :)
----- Original Message -----
From: <WMBARRET@aol.com>
To: <dakota-truck@buffnet.net>
Sent: Friday, January 05, 2001 3:20 PM
Subject: Re: DML: 5.9 MPG? 4.7 MPG?
> Just to clarify, I have the Mike Leach PCM W/ 5 degrees advance timing,
and
> 5% fuel curve increase, (No Jet chip) also have air intake, Hughes TB,
Mobil
> 1 lubricants, Flowmaster muffler/tailpipe and Bosch +4 plugs. Worst
mileage
> I have ever seen, ever, with two days of drag strip passes, and alot of
hard
> street driving was 14 mpg. Normal driving, which is pretty hard, hee hee:)
i
> get 15-16 all the time, every week, mixed driving. On the highway, 75 mph,
> I'll get 18-20 mpg easy, I check my mileage every fill up! Best I've ever
> seen was 21.XX mpg.
> IMHO, I did'nt buy a truck for gas mileage, lets face it, this thing has
the
> areodynamics of a brick,weighs 3900 lbs w/me, a V-8, does the 1/4 in 14
sec,
> 0-60 in the 6's, If it only got 10 mpg, i'd still be happy, the Fun Factor
is
> way high!!
>
> Oh, BTW, I heard Intense Blue trucks got better gas mileage, I think the
> paint is lighter weight??
>
> ;) Matt Y2K-HEMI ;)
> '00 RC IB 4.7L 5 spd 3.92
>
>
>
> In a message dated Fri, 5 Jan 2001 1:38:48 PM Eastern Standard Time,
> "Woodruff, Jason P" <Jason.Woodruff@West.Boeing.com> writes:
>
> << I think your looking for QC but I'll give you my CC stats
>
> 4.7L CC Auto 2wd, 3.55 gear 255/55 17" tires. Weight 4000lbs +/-100
>
> 50/50 city highway from 17 to 19mpg, depending on the weight of my foot.
> 100% highway on my road trip avg 20 mpg over 2500miles and a one tank best
> of 22.5mpg.
> The worst I ever had was 16.3mpg, I was laying rubber all over town.
>
> I guess my mods (intake and exhaust) to have added .5mpg to the above
stats.
>
> Will on this list gets 26mpg consistently, but he's a freak.
>
> What I've heard on the list
> Some of the manual 4.7L have been known to stall from Idle
> The 4.7L auto is so far a good tranny, but not a performance tranny. Ask
> Steve STL about that.
>
> I haven't seen anyone mention this and I'm sure it get back to me but
check
> the archives, there are two types of 5.9's. Those that ping and those
that
> will ping. Matt is running a 4.7L with a PCM flash for advance timing AND
a
> Jet chip for advance timing and his is yet to ping.
>
> The 4.7L engine is too new to quote longevity stats, but talk to the Jeep
> Grand Cherokee guys, the 4.7L started there in '99.
>
> Jay W
> 4.7L Auto Sport+ C.C. 2wd Black
> Mods Profile page at
> http://www.twistedbits.net/WWWProfile/dakota/Re5X8z5la@Ix2/profile.htm
>
>
>
> Date: Thu, 4 Jan 2001 20:23:09 -0800 (PST)
> From: "Bob H." <dakotacab@yahoo.com>
> Subject: DML: 5.9 MPG? 4.7 MPG?
>
> Ok, here are a few more questions.
>
> Gas Mileage:
> 5.9 w/ 3.92 =
> 5.9 w/ 3.55 =
> 4.7 w/ 3.92 =
> 4.7 w/ 3.55 =
> Please specify automatic or manual on 4.7
>
> Also, do you know of any specific problems from the
> 4.7 or 5.9 engines and transmissions that I would be
> likely to encounter--cracked heads from 5.9 or is that
> only the 5.2?
>
> Thanks-this list is awesome as far as good quality
> replies. I really appreciate all the quick answers.
> Bob H.
> >>
>
>
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