RE: TB results (Day #1) and other shtuff.

From: Holloway,Frank T (Frank.T.Holloway@KP.ORG)
Date: Mon Nov 09 1998 - 21:36:23 EST


Sam,
Does it feel like the throttle blades are actually sticking in the throttle
bores or is it more touchy just off idle??? The big bore has no throttle
plate shrouding in the bores. Actually a lot more air just off idle. Take a
look for me in the TB and see if there is any significant sign of rubbing on
the throttle bores themselves. On the
Stage I, I leave some of the shrouding in so there isn't that surge just off
idle. The Stage I sacrifices some of the top end flow in favor of the
smoothness just off idle.
It will definitely be more pronounced with the five speed. Thanks for the
help and testing.....

        Frank

> -----Original Message-----
> From: Sam Parthemer [SMTP:maverick_nr552@hotmail.com]
> Sent: Monday, November 09, 1998 3:06 PM
> To: dakota-truck@buffnet.net
> Subject: DML: TB results (Day #1) and other shtuff.
>
> Attn: Frank, Bruce.
>
> TB results. The TB idled fine from the start, and still
> does (no adjustments needed). Throttle response is a little bit of
> Jeckle & Hyde..... a slight blade sticking from idle is probably 80% to
> blame, the other 20% is true HP gains off idle.
>
> Running WOT the intake noise is about 25%-50% louder, and the
> pull from 2000-4000 RPM is noticebly more powerful. Driving in
> city traffic (3rd gear) 40 mph, the throttle response is a little
> tricky (see sticking above), as only 1/8th throttle needed to 'jump
> on it', with anything more and I just about spin the tires (at
> 40 mph!). I had my wife drive the truck (not telling her what to
> expect), and told her to 'get on it' while getting on the freeway.
> I'd have to say the 3 neck snaps I received made me grin/laugh..
> (2nd-3rd, 3rd-4th, and 4th-5th). She said it felt 'snappier', and
> that she didn't need to bury her foot between shifts to get it to
> 'get up and go.'
>
> So far the mpg seems about the same given the 80 miles I have
> driven, and a fill up Wednesday will probably confirm that. I do
> have a slight pinging problem about 4200 rpm under load (in 4th
> gear) similar to what I had prior to installing a 180 TSTAT. I
> will try a different gas station on Wednesday to confirm that it
> isn't a fuel quality problem. It might be a leaning out situation
> at WOT, as I can back off a tad, and it goes away (and the truck
> still pulls just fine).
>
> Saturday night on the way home from the Mopar Club
> meeting I must say that I got my butt 'wooped' on the way home.
> Safe to say my wife's RT is broken in now!!! Side by side top
> gear, the RT pulls away smartly @ 60... @ 65 I can stay with
> her, and @ 70 I pull a 1 truck length (all runs to 85 mph)...
> I cheated once and dropped to 4th and pulled a 3 length run on
> her :P
> From 80 (even speed) we did a 105 run... up hill...and down hill..
> and we were dead even side by side..kinda made me mad, but I definately
> know now that I have at least 500 hp in the driveway!
>
> Sunday took the RT for a 150 mile sunday drive, and at the fill
> up (with miles from the previous day/night) I got a 14.5 mpg...
> not too bad, running 65-75 half the time, and the other doing
> 25-45 mph through the winding mtn. roading in the east county.
>
> Sam '95 SLT
>
>
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