Everything that Ray says, and also make sure you have OD OFF!!!
TonyC
13.099 @ 102.76 in a stock cam/head combo 99 R/T RC
http://www.dragtruk.com/ENTRIES/7042YUL2QEG8.html
-----Original Message-----
From: RayB <bpracing@worldnet.att.net>
To: dakota-truck@dakota-truck.net <dakota-truck@dakota-truck.net>
Date: Saturday, March 29, 2003 12:55 AM
Subject: DML: RE: night at VMP
>
>> -----Original Message-----
>> From: owner-dakota-truck@bent.twistedbits.net
>> [mailto:owner-dakota-truck@bent.twistedbits.net]On Behalf Of Ken Allgood
>>
>> First - good news: I made it through the first 2 rounds of eliminations,
>> but I ran out the 3rd round by one-tenth of a second.
>
>Congratulations!
>
>> Bad news - The best I could do tonight was a 15.80, which is the
>> same as my
>> previous best, and that was pretty decent launches tonight.
>> Now, correct me if I'm wrong, but I should probably be pushing low 15's
or
>> high 14's easy?!?!?!??!?
>
>Ok, I will correct you.....and you are wrong. :-( Here's why...
>
>> Here's what I'm running:
>> 97 CC 5.2
>> Accell Ignition system
>
>No advantage if your stock system is in good condition.
>
>> JBA 9mm plug wires
>
>No advantage if your stock wires were in good condition.
>
>> Autolite 3923's gapped @.040
>
>No advantage over 3924's unless you experienced pinging.
>
>> F&B 50mm TB
>
>Very minimal gain if any.
>
>> Gibson Catback side swept exhaust
>
>Good.
>
>> Car Sound Cat
>
>Good.
>
>> Hypertech PCM
>
>Good.
>
>> 1.7 Crower Rockers
>
>Small gain if rockers are adjusted properly.
>
>> IAT Adjuster (did not use)
>
>Small gain in fuel enrichment, assuming you were already lean. Otherwise
it
>could hurt.
>
>> Mopar chome Valve Covers
>
>50 horsepower, at least! :-) Got any decals? ;-)
>
>> I'm definitely getting some spark knock when the engine is hot and I'm
>> pushing it (180 T-stat going back in tommorrow, spring is here).
>
>Agreed, definitely go back to 180.
>
>> My 15.80 run was when my engine was fairly cool. I do notice that it
does
>not seem
>> to shift right when I'm running at the track.
>
>I experienced that too. First, check your fluid level per the FSM.
Second,
>you can adjust the Throttle Valve cable for a higher upshift.
>
>> I'm sure getting the 180
>> t-stat will help my times be more consistant, but doubt it'll get me any
>> faster than the 15.80.
>
>It will help with consistency and might give you a small performance
>increase.
>
>What you're not considering, beyond the inflated performance claims for the
>items I noted above, is that your speed in the quarter is the primary
>indicator of horsepower, not your ET. The weather has a major influence
on
>your performance and without the right gauges you won't even feel some of
>the differences. I have seen weather changes in the same event that have
>caused differences up to 2 tenths and a couple MPH. Any number of things
>can cause a difference in ET but if the weather is consistent from one day
>to another your speed will be the same unless you add/lose some horsepower.
>For instance, I've run my best speed (100.54) on a day when my ET was 2
>tenths slower than my best. Wind and track conditions made the difference.
>
>Bottom line, with the exception of the cat, 1.7 RR, and Hypertech (I use MP
>PCM) I have tested each of the items you use. With the consistency of my
>truck and over 1500 documented runs over the past 10 years I have proven
>that the parts I addressed negatively offered no performance increase over
>stock parts in good condition.
>
>The only way you're going to get into the 14's is to add about 80
horsepower
>or lose about 800 pounds. I started at 15.85 and am now at 13.74 and my
>truck weighs a lot less than yours. Check the link in my sig to see what
>worked.
>
>RayB
>http://www.dragtruk.com/ENTRIES/20KM1FD2KWBP.html
>
>
>
>
This archive was generated by hypermail 2b29 : Fri Feb 06 2004 - 11:46:05 EST