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Brakes & Suspension 350Z stoppers, coils, shocks/dampers

Attention member Terry Fortune

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Old 12-28-2011 | 11:26 AM
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Gsedan35
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Default Attention member Terry Fortune

Vendors if you sell the product, please encourage Terry to reply to this thread.

https://my350z.com/forum/8879830-post46.html

In the post above you post a Series 500 coilover dyno plot for the 350Z. Unfortunately, you overlayed both front and rear. And you opened up each run file and clicked on 10 sec to show hysteresis.

In the same thread you do say
"If anyone wants a full sweep dyno of the 350z application I will gladly provide it once we get them back in stock"

Can you please post the following dyno plots

Series 500 front
PVP
full soft
5 clicks
10 clicks
15 clicks
20 clicks
25 clicks
30 clicks
All runs 0 to 10 sec without .5sec markers
Please show hysteresis using Force vs Velocity (F2) and then mark the 10 sec portion

Series 500 rear
PVP
full soft
5 clicks
10 clicks
15 clicks
20 clicks
25 clicks
30 clicks
All runs 0 to 10 sec without .5sec markers
Please show hysteresis using Force vs Velocity (F2) and then mark the 10 sec portion

This is what a force vs velocity plot that is marked at the 10sec portion. To show the hysteresis, I used paint to fill in the pressure imbalances in violet.

Last edited by Gsedan35; 12-28-2011 at 11:34 AM.
Old 12-28-2011 | 11:42 AM
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terry@fortune-auto.net
Old 12-28-2011 | 12:27 PM
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Terry Fortune
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Jim,
I can have one of our shock techs perform a sweep PVP dyno plot on a front and rear shock as you requested.

This obviously takes a bit of time since you want a full sweep (and a pvp for that matter). It will take roughly 2.5 hours to do both shocks since just 1 pvp test is time consuming and we are performing 7 pvp tests per shock. In between each test, we have to remove the shock from the dyno, make adjustments, and then re-mount the shock on the dyno.

Currently this week with the holidays, we are understaffed and we will have someone perform this test sometime next week.

To answer one of your questions:

In the post above you post a Series 500 coilover dyno plot for the 350Z. Unfortunately, you overlayed both front and rear. And you opened up each run file and clicked on 10 sec to show hysteresis
The above plot is a CVP plot that goes up to 10/inches per second. This is the industry standard in terms of dyno graphs. We also overlayed the front and rears. There is nothing wrong with this practice. I will be sure to make a separate graph for both the front and rears this time around to make you happy

Lastly we talk about shock dynos on our website explaining the difference of PVP and CVP graphs and what they are used for. We also break down the basics of a graph and show the customer how to read them. It is a good read for everybody and highly recommended!

http://www.fortune-auto.net/shocktech.htm

Furthermore since there is no in-depth dyno thread (not that I am aware of anyways) People are welcome to send us other brands shocks for the 350z and we can perform the exact same tests. This way the customer can see the different characteristics of each shock. We normally charge for this kind of test but we can do it free of charge for testing purposes. The shocks will obviously have to be brand new ones so we are comparing apples to apples.

Last edited by Terry Fortune; 12-28-2011 at 12:35 PM.
Old 12-28-2011 | 03:01 PM
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Wow I'm going to give you huge props for a stunningly fast responce time. And I totally understand how dynos are run so you won't have the files quickly.

As I'm sure your aware front and rear damping properties should not be the same on this platform, hence the reason to not show them together.

Again thanks for posting will appreciate the plots when your able to post them.
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