RE: Re: check this- rear wheel dyno of stock 5.7

From: Bernd D. Ratsch (bernd@texas.net)
Date: Sun Jul 20 2003 - 21:10:00 EDT


Most of it is from the torque converter. It has a .030" clearance
"slop" to cover DC's butt on the 7/70 warranty (slips a bunch). The
other part is the fly-by-wire system but you can count on at least a
32-33% driveline loss.

APS Precision has finished their Hemi converters with the proper math
used to make the factory PCM happy.

- Bernd

-----Original Message-----
From: owner-dakota-truck@bent.twistedbits.net
[mailto:owner-dakota-truck@bent.twistedbits.net] On Behalf Of Jim Miller
WB5OXQ
Sent: Sunday, July 20, 2003 2:16 PM
To: dakota-truck@dakota-truck.net
Subject: DML: Re: check this- rear wheel dyno of stock 5.7

----- Original Message -----
From: "Jim Miller WB5OXQ" <wb5oxq@grandecom.net>
To: <dakota-truck@dakota-truck.net>
Sent: Sunday, July 20, 2003 12:27 PM
Subject: DML: check this- rear wheel dyno of stock 5.7

>
> Attn Bernd. What can done to improve this? This is nearly 100 hp
> loss or
over 30% They were assuming 22% drive train loss but this is worse.
They are also assuming that Dodge overrated the hemi's hp rating. Could
this all be due to the torque converter loss problem you told about in a
previous post? They also state a poor a/f ratio being a problem..
Software in the computer or mods to O2 or mat sensor help this?
> ----- Original Message -----
> From: "Henry LaViers" <hl4@worldnet.att.net>
> To: "dirt" <dirt@mailman.xmission.com>
> Sent: Sunday, July 20, 2003 6:15 AM
> Subject: [DiRT] rear wheel dyno of stock 5.7
>
>
> > http://dynoperformance.com/search_details.php?ID=488
> >
> > aaa
> >
> >
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