My 00' 4.7 V8 w/my mods went from 235 to 260hp & 295
to 338# torque.And all us SERIOUS truckers in the
know,its the TORQUE that really gets it done...
Like my old 3.9 Magnum V6: 180 hp/230# torque
--- GMBlows GMBlows <gmblows@msn.com> wrote:
>
> I must say I'm very impressed with the 4.7's new
> ratings.
> Does anyone have one, or driven one?
>
> So how'd they do that? 310 HP, 330 ft-lbs.
> No mention of VVT anywhere, except on the 2009 5.7
> Hemi (380HP).
> I know they added dual spark plugs and a better
> combustion chamber.
> I guessing the better combustion allowed them to go
> more aggressive in the
> cam timing.
>
> It's too bad they don't offer this engine with a
> stick in the Dakota.
>
> "The smaller, 4.7-liter V8 has been thoroughly
> revised for 2008 with more
> than 30 percent more power. Now at 310 hp and 330
> lb-ft of torque, ratings
> just 35 and 45, respectively, behind the Hemi, and
> the 4.7 is more
> efficient, has a wider powerband, runs on regular
> unleaded (mid-grade is
> recommended for the Hemi) and is smoother yet than
> the Hemi. Unlike the Hemi
> it can be mated to a manual transmission, and the
> automatic is the same
> five-speed unit the Hemi uses. The 4.7-liter V8 is
> available in most states
> with Flex Fuel Vehicle (FFV) capability, meaning it
> can run on gasoline or
> up to E85 Ethanol."
>
>
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