The difference is the 3.9 is based on the 5.2, and the 3.7 is based on
the 4.7. Any "advantage" the 4.7 has over the 5.2 would probably be the
same on the 3.7 vs. the 3.9. Folks with experience with both the old
and new V8s can probably speak to this best.
Geoff wrote:
>
> Hi, I have the 3.9L and it is a good engine. I just wanted to know what
> the difference is.
>
> Geoff
> ""David D."" <dodgedakotaquadcab@hotmail.com> wrote in message
> news:F72bhyF2fPmsSVhGOD600013ce6@hotmail.com...
> > This is a tough engine too.
> > The most popular in the Dakota.
> >
> >
> > >From: Jim Miller <jim76712@swbell.net>
> > >Reply-To: dakota-truck@buffnet.net
> > >To: dakota-truck@buffnet.net
> > >Subject: Re: DML: new engines
> > >Date: Mon, 02 Apr 2001 22:42:10 -0500
> > >
> > > > Could anyone explain how the engine is mechanicaly better for me?
> > >
> > >In reference to the new 3.7 and 4.7 engines, only time will tell. The
> 318s
> > >and
> > >360s have done well historically. Many have outlasted the car bodies
> they
> > >were
> > >installed in. The 4.7 does seem to get better gas mileage than the 318
> it
> > >replaced and maybe have better power over a wide rpm range. I don't
> think
> > >it
> > >may have as much grunt to pull a very heavy load though.
> > >
> > > > Jim in Waco
> > >
> > >99 R/T RC, 01 Jeep GC 4.7 4X2
> > >
> > > >
> > > >
> > >
> >
> >
> > David Digney
> > 00'QC,SLT+,3.9,42RE,3.55,K&N "Home-Brew" Intake
> > Dynomax Super Turbo,Mobil 1 10w30,Mobil 1 Filter
> > List Moderator: "DodgeDakotaQuadCab@egroups.com"
> >
> > Dodge Dakota Quad Cab: "ACCEPT NO SUBSTITUTES"
> >
> > _________________________________________________________________
> > Get your FREE download of MSN Explorer at http://explorer.msn.com
> >
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