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 Posted: Aug 11, 2017 12:08PM
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Last post: Aug 11, 2017
Member since:Aug 10, 2017
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Quote:
Originally Posted by Dan Moffet
Quote:
Originally Posted by IndyBill
So basically, I will never know how the mods impacted the car (other than I know it is a LOT quicker than it was before).  Thanks for the response!
Isn't that all you really need to know?!
Why yes, yes it is!  

 Posted: Aug 11, 2017 12:04PM
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CA
Quote:
Originally Posted by IndyBill
So basically, I will never know how the mods impacted the car (other than I know it is a LOT quicker than it was before).  Thanks for the response!
Isn't that all you really need to know?!

.

"Hang on a minute lads....I've got a great idea."

 Posted: Aug 11, 2017 08:41AM
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Last post: Aug 11, 2017
Member since:Aug 10, 2017
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So basically, I will never know how the mods impacted the car (other than I know it is a LOT quicker than it was before).  Thanks for the response!

 Posted: Aug 11, 2017 08:36AM
Total posts: 2271
Last post: May 23, 2023
Member since:Dec 29, 2004
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Quote:
Originally Posted by IndyBill
I have a 2014 JCW Roadster that I had modified and re-tuned for more HP and torque.  Like an idiot, I didn't put it on the Dyno before the modifications were made so I don't have a baseline comparison to know just how much improvement I made.  The factory HP and torque measurements are taken at the flywheel and the Dyno measures at the tires, and there is a calculated loss from the fly to the tires.  So, my question is, has anyone ever had their JCW 56, 58 or 59 tested on a Dyno before any mods were made, and would you share the results.  OR, does anyone live in Indianapolis, have a JCW 56, 58 or 59 and would you be willing to have your car put on a Dyno?  I would be willing to pay the fee to get the baseline numbers.

Just so you know, my Roadster now has 229 HP and 263 lb/ft of torque, appreciably higher than the factory base at the flywheel.  

Thanks for any help!
Hey IndyBill, we don't have any base-line dyno numbers but you should be aware that comparing dyno numbers from different cars on different dyno's is highly inaccurate.  The only time dyno numbers 'can be' useful is when you run the same car on the same dyno before and after mods.  Of course, changes in ambient conditions or a different operator can still affect the readings...

 Posted: Aug 10, 2017 11:32AM
Total posts: 4
Last post: Aug 11, 2017
Member since:Aug 10, 2017
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I have a 2014 JCW Roadster that I had modified and re-tuned for more HP and torque.  Like an idiot, I didn't put it on the Dyno before the modifications were made so I don't have a baseline comparison to know just how much improvement I made.  The factory HP and torque measurements are taken at the flywheel and the Dyno measures at the tires, and there is a calculated loss from the fly to the tires.  So, my question is, has anyone ever had their JCW 56, 58 or 59 tested on a Dyno before any mods were made, and would you share the results.  OR, does anyone live in Indianapolis, have a JCW 56, 58 or 59 and would you be willing to have your car put on a Dyno?  I would be willing to pay the fee to get the baseline numbers.

Just so you know, my Roadster now has 229 HP and 263 lb/ft of torque, appreciably higher than the factory base at the flywheel.  

Thanks for any help!