Author Topic: Chassis dyno run.  (Read 733 times)

Offline 67vertman

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Chassis dyno run.
« on: May 01, 2013 - 10:28:18 PM »
As a few of you know, I have been working on the tuning of my FAST XFI fuel injected 440 for a few months now.  The results were ok but I knew there was more to be found from the system. I struggled with smooth warm and overall rich running throughout the power band.  So, I took the car to a tuner who works on FAST, Edelbrock, and Holley fuel injected systems.  A few hours in their capable hands and they car is running great.  Here is a video of one of the pulls. Sorry for the quality, it was taken on my phone as a forgot to grab my camera.


The results are 415 rear wheel Corrected Horse Power and 430lbs of corrected torque.  The original dyno pulls to the fly wheel where 493hp and 535lbs.






Ron - Born and raised in Southern California

I got the 1970 Cuda, but still need the hot blonde to ride shotgun!

First car -1969 Road Runner 383 4sp

Current ride - 1970 Barracuda 440-6 4 sp Dana 60  (4:10)




Offline moparman82

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Re: Chassis dyno run.
« Reply #1 on: May 01, 2013 - 10:47:26 PM »
Nice man!  I bet she scoots!
Scott in Omaha
Searching for the right 70 Cuda driver
1973 challenger in go-mango, on it's way to a 70 T/A clone SOLD
2015 crew cab Hemi ram SOLD
2019 Ram Laramie
2016 Tahoe LTZ SOLD
1976 Ramcharger 383 4spd SOLD
2016 Audi

24 mopars past and 2 present

Offline brads70

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Re: Chassis dyno run.
« Reply #2 on: May 01, 2013 - 11:11:17 PM »
Flat out cool!  :cooldancing:
Brad
1970 Challenger 451stroker/4L60 auto OD
Barrie,Ontario,Canada
Proud to own one of the best cars ever made!!!!!

My restoration thread 
http://www.cuda-challenger.com/cc/index.php?topic=59072.0
 My handling upgrade post
http://www.cuda-challenger.com/cc/index.php?topic=73985.0

Offline HP_Cuda

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Re: Chassis dyno run.
« Reply #3 on: May 02, 2013 - 12:39:46 PM »

Hmm alot of the dynos I've seen have double rollers for the rear tires.

How did he lock your car down for the runs? Sweet results there!
1970 Cuda Clone 440 4 speed - sublime green
1970 Cuda 383 4 speed - yellow - SOLD

Offline moparmaniac59

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Re: Chassis dyno run.
« Reply #4 on: May 02, 2013 - 12:54:29 PM »
Awesome video. Nothing like the sound of a Mopar spinning up!! That's one sweet looking motor!  :drool:





                                                                           Matt B.
Matt

Offline GranCuda1970

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Re: Chassis dyno run.
« Reply #5 on: May 02, 2013 - 01:18:39 PM »
Oh Yeah!!  :dogpile:

Offline 67vertman

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Re: Chassis dyno run.
« Reply #6 on: May 02, 2013 - 08:27:59 PM »
How did he lock your car down for the runs? Sweet results there!

4 straps at the back, criss-crossed over the rear-end, caulked in the front and strapped.  They have chains in the floor that they attach the straps to.  It moves around a little at first, but then settles in and didn't move again.  On an early pull he actually smoked the tires on the dyno rollers, they tightened the straps and that cured it.



Ron - Born and raised in Southern California

I got the 1970 Cuda, but still need the hot blonde to ride shotgun!

First car -1969 Road Runner 383 4sp

Current ride - 1970 Barracuda 440-6 4 sp Dana 60  (4:10)