RE: Horse power ratings

From: Smith L. W. Nash (railway@mindspring.com)
Date: Sun Sep 07 1997 - 11:12:48 EDT


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Torque is more important than HP. Torque is what makes it move. In a =
nut shell, Torque is the low RPM rating and HP is the upper RPM rating. =
when they cross, that's the maximum efficiency of the engine. I've =
seen engines on the dyno have two crosspoints. It's real weird to see a =
dyno computer produce torque and hp ratings like that of a 1200 ci =
cummins in a Kenworth KW600 on a 3.9L or 5.2L.

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From: Glenn & Lynn Vanderburg
Sent: Friday, September 06, 2097 10:51 PM
To: dakota@ait.fredonia.edu
Subject: Re: Horse power ratings

I see in 1994 they drop 10hp and gain 10ft lbs
What was the main cause for the lose of the 10hp?
Glenn.

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> From: Michael Clark <mclark@wt.net>
> To: dakota@ait.fredonia.edu
> Subject: Re: Horse power ratings
> Date: Saturday, September 06, 1997 4:53 PM
>=20
> vanderbu@silk.net wrote:
> >=20
> > Would someone please advise me what the stock
> >=20
> > dakota V-8 horse power ratings are per year
>=20
> I'll take a crack at it....
> >=20
> > 1990=3D Don't know (pre-magnum I would GUESS 175hp???)
> >=20
> > 1991=3D Don't know (Some late '91 models were magnums so those were
230hp/285ft.lbs)
> >=20
> > 1992=3D 230hp/285ft.lbs
> >=20
> > 1993=3D230hp/285ft.lbs
> >=20
> > 1994=3D220hp/295ft.lbs
> >=20
> > 1995=3D220hp/295ft.lbs
> >=20
> > 1996=3D220hp/295ft.lbs
> >=20
> > 1997=3D230hp/295ft.lbs
> >=20
> > 1998=3D See 1997 ;~)
> >=20
>=20
> Does anyone know how the '97's got back the extra 10hp without loosing
> the torque?
> --=20
> Michael Clark mike@snakebite.com
> '93 Mark III 4X2 V-8 SWB RC auto
> MP SBEC, K&N FIPK, Flowmaster cat-back dual
> Doug Thorley Headers=20
> http://userv.wt.net/~mclark/
>=20

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