Dyno Results

4.2 V8 32v Naturally Aspirated - 414 bhp
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MikeFish
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Re: Dyno Results

Post by MikeFish » Mon Oct 29, 2012 12:54 am

bam_bam wrote:
Doug_S2 wrote:like what we did 3.5 years ago?

http://www.mrctuning.com/index.php?opti ... &Itemid=18
Linky no worky. MySQL issue, I'd guess FW or DNS is culprit... (or the link is incorrect).
Linky worky for moi.

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sakimano
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Re: Dyno Results

Post by sakimano » Mon Oct 29, 2012 1:26 pm

Doug_S2 wrote:like what we did 3.5 years ago?

http://www.mrctuning.com/index.php?opti ... &Itemid=18
No offense, but not really lol

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We offer Race Teams and Independent tuners a powerful facility capable of handling your development needs. Our trained rolling road operator will be on hand to provide the necessary assistance while you set up and tune your vehicles.

When you use our road to tune your customers’ cars, our technician will operate the Dyno as you wish, so you can get the best results for your customers. They will also be able to monitor critical measurements from the running car and inform you of any changing conditions, ensuring the safety of your cars while being tuned."

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Doug_S2
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Re: Dyno Results

Post by Doug_S2 » Mon Oct 29, 2012 1:32 pm

just ignore the dyno results then and look at the numbers in logs
S2 Coupe : S4 B5 WB : RS6 C5 : S4 B8 : R8 V8 Turbo : Q7 4.2 TDI

http://www.MRCtuning.com
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sakimano
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Re: Dyno Results

Post by sakimano » Fri Nov 09, 2012 5:08 pm

Doug_S2 wrote:just ignore the dyno results then and look at the numbers in logs
downhill after logs? :D

just messing with you. I will have a look. Didn't see them there. Do you remember off hand the change in RPM per second from 3k to 7k? 3k to 8k? What gear was this in? Would be interesting to see the delta on the run to 7k vs. the delta on the run to 8k to see if the 'loss' is indeed mostly up top, or if it's applying to the entire curve.

edit: didn't see any log files posted...just dynos

Also, the 'after' dyno included a ported/polished intake manifold, so tough to attribute the gains alone to carbon on the first 'after' dyno.
MRC webpage wrote:The intake manifold was refitted after being returned from our flow shop ported, polished and modifed with the flaps removed, with proven results from the flow bench.


After various modifications the intake manifold was optimised for peak flow at 8000rpm with good gains from low valve lift
.

When you are charging between 450 and 550 pounds for the port and polish etc., I would assume there is some kind of gain to be had there. Can you estimate what that gain is? i.e. have you dyno'd a carbon clean car with stock manifold, then dyno'd that clean car after port/polish/deflap?

Once you have an idea of what the delta is on the P&P process we can get a rough idea what the delta was on the carbon clean (but 1+1 does not equal 2 with mods, so we'll have to be careful not to be too presumptuous...if P&P&deflap is good for about 10 hp, carbon doesn't necessarily = 14 hp in this case...could be a bit more on its own).

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