With receiving less power with the Jet shouldn't you be contacting Jet to
see if you have a faulty one or something?
-----Original Message-----
From: Mike Catlin <Catlin@erols.com>
To: dakota-truck@buffnet.net <dakota-truck@buffnet.net>
Date: Saturday, August 08, 1998 2:10 PM
Subject: DML: Re: Dyno Results on the R/T with Jet Chip
>Well I received my Jet chip #99823-S last night for my R/T. I
>thought it felt different but just wasn't sure. Anyway I took
>the R/T to EPI Tuning in Maryland. They have a "Dynojet" chassis
>Dyno and they only charge $50 for 2 pulls. They ended up doing
>several more pulls just checking things out. This is the exact
>same dyno used in the "Hot Rod" magazine article that dynode a
>stock R/T in there May 1998 issue. To be fair to Jet chip I
>installed as per their instructions last night and drove around
>last night and to the dyno. They let the R/T cool down and did
>the first pull with the Jet chip still installed. This was giving
>Jet a slight advantage since the following pulls with the Jet chip
>removed would be done on a hotter engine. They hooked up the truck
>with the front facing out of the building with a large fan blowing
>air at the front of the truck. the temperature was 86 degrees outside
>and kinda humid. Well hears the rear wheel dyno results:
>
>
> PEAK HORSE POWER PEAK TORQUE
>
>Jet chip 217.2 300.3
>
>Stock Computer 220.3 303.5
>
>Hot Rod Mag 191.7 252.2
>
>
>
>As you can see I LOST power with the chip. The only good news is
>my basically stock (Throttle body mods & MP air cleaner) R/T is making
>220 rear wheel HP & 303 rear wheel lb-ft of torque. That's pretty
>good considering Hot rod used the same dyno on a new R/T and got
>about 30 less HP and 40 less lb-ft of torque. Once my headers get
>here it's back to the dyno. I do want to thank Jack for all the effort
>he put into the group purchases. One last note I'd say the G-tec is
>pretty accurate since the readings I got from it also said in the 220s
>for HP although I did get a 233 HP reading on a cool night on the G-tec.
>If anyone wants to see my dyno print out this should get you there:
>
>http://www.geocities.com/MotorCity/Garage/2566/
>
>Toasted Again
>Mike Catlin
>
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