Yea' you really know your supercharged v6 engines, any idea how I can remedy
my lean condition on the top end
charge................24lb/hr injectors help?.....mmmmmm....
or perhaps it's time for a hyperspeed controller?
I am sending photo copies of the tests tomorrow to SPEEDTWEAKS so you can
have a look .....ok Bernd?
Ron-
2001 Dakota Sport 3.9 supercharged br silver
e-mail: scsilverdak@hotmail.com
website: www.scsilverdak.com
----- Original Message -----
From: "Bernd D. Ratsch" <bernd@texas.net>
To: <dakota-truck@dakota-truck.net>
Sent: Sunday, July 14, 2002 3:45 PM
Subject: DML: RE: Scsilverdak's Dyno Results or Hey Bernd!!!!!!!
>
> Hehehehe...209-211RWHP (and my guess was 210RWHP). Not bad. ;)
>
> - Bernd
>
> -----Original Message-----
> From: owner-dakota-truck@dakota-truck.net
> [mailto:owner-dakota-truck@dakota-truck.net] On Behalf Of scsilverdak
> Sent: Sunday, July 14, 2002 8:38 AM
> To: dakota-truck@dakota-truck.net
> Subject: DML: Scsilverdak's Dyno Results or Hey Bernd!!!!!!!
>
>
>
> Just got back, and I have the long awaited dyno test results from
> yesterday morning!!!
>
> weather conditions were perfect for outdoor dyno testing yesterday about
> 9:00am-10:00 am.
>
> Four runs were made 2 with a probe in the tailpipe for
> for air/fuel ratio results.
>
> RUN 1# 205.2 RWHP AND 274.7 RWTQ
> RUN 2# 209.1 RWHP AND 267.4 RWTQ
> RUN 3#* 210.4 RWHP AND 275.7 RWTQ
> RUN 4#* 211.3 RWHP AND 271.8 RWTQ
>
> TEST # WITH (*) INDICATE AIR/FUEL RATIO
> TESTS WERE TAKEN ON THESE RUNS
>
> AVERAGE RWHP WAS 209.0 RWHP
> AVERAGE RWTQ WAS 272.4 RWTQ
>
> air/fuel ratio tests indicate a lean condition at the point of max hp
> and tq in the rpm band, dyno operator said it felt like there may have
> been some light to mild detonation felt due to lean condition, he backed
> out at 5,000 rpm since it was done making power anyway on all 4 test
> runs. MAX power occurred at 3,800-4,500 on both hp and tq.
>
> Dyno operator felt that if the lean condition was not present the
> Supercharged Magnum V6 would generate close to 220.0 RWHP AND 290.0 RWTQ
> with some tuning and adjustments on the fuel mapping and a/f ratio.
>
> Bernd-
> I'll send you copies of the dyno tests and the
> printouts of the A/F ratio charts so you can
> look over the data and help me figure out the
> next course of action to solve this.
>
> Ron-
> 2001 Dakota Sport 3.9 supercharged br silver
> e-mail: scsilverdak@hotmail.com
> website: www.scsilverdak.com
>
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