Sorry Jim, the 4.7 has a cast iron block!
Jim Miller wrote:
> Totally Aluminum engine! I know. I have one. 2001 GC
>
> Chris Spotts wrote:
>
> > Isn't the 4.7L just aluminum heads with a cast iron block? If you did need
> > to throw something out after each rebuild, maybe it would be just the heads?
> >
> > -Chris
> >
> > "Jim Miller" <jim76712@swbell.net> wrote in message
> > news:3C12FA43.700C4C83@swbell.net...
> > > You are not looking at all the specs. See at which rpm the maximum torque
> > > and hp is developed on each engine. You may find more stump pulling power
> > > in the 5.9 but better fuel economy in the 4.7. It all depends what you
> > want
> > > to do with the truck. Light duty driving or trailer pulling. Also I
> > don't
> > > know how many 4.7s have been around to go more than 200k miles but lots of
> > > 5.9s have! Also when it is time to rebuild, how many times can you
> > rebuild
> > > the aluminum engine compared to the cast iron one? I have a friend with a
> > > 85 ram crew cab with over 300k on his 5.9 and it is still usable. I am
> > told
> > > that the 4.6 aluminum Ferd V8 is a throw away and cannot be rebuilt. do
> > we
> > > know about the aluminum Dodge engines? I am not being critical just
> > > answering some questions that are asked here!
> > > Jim in Waco
> > > 99 R/T Cast iron 5.9, 2001 Grand Cherokee, Aluminum 4.7, 96 Cougar,
> > > aluminum 4.6.
> > >
> > >
> > > bob wrote:
> > >
> > > > A friend of mine might be buying the new 1500 Ram. He is asking me why
> > > > someone would want the 5.9 over the 4.7 when the HP of both is the
> > > > same?? And the tourqe of the 5.9 is only 35#'s higher. Could someone
> > > > explain this for me?
> > > > Thanks
> > > > Bob
> > > >
> > > > --
> > > > Lowered 1998 Metallic Red Extended Cab
> > > > 2/4" Drop, Gibson Cat Back, Street Scene Roll Pan, Shaved Tailgate, Lund
> > > > Wiper Cowl, S/S Sport Mirrors, Lo-Pro Hard Tonnue over a Custom Bed, 13"
> > > > Video System, K&N, F&B, TB, Stillen Bumper Cover, Nitto 275's all around
> > > > on Chrome R/T Wheels, Sony CDX-7850, Three sets of Infinity Kappa's,
> > > > Three MTX 275x's, MTX Thunderform with 10" 7000's and a MTX 2130.
> > > >
> > > > New Pictures "by Chuck" at http://www.intense99dak.com/bob.htm
> > >
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