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573rwhp EFR 8374 FD Rx7

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Old 07-28-19, 09:54 AM
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573rwhp EFR 8374 FD Rx7

A customer from Aus recently tuned his EFR 8374 setup at higher boost and here are his results. This is 26 psi on E85, with our shorty cast IWG manifold and a T4 1.05 8374 with a Tial 60mm on the turbine housing. This is similar to our entry level kits, but just with an EFR. 3.5" exhaust and large street port. 4 bar map sensor being installed and going to max it out even further soon. Dyno was backed up on another local one within 6rwhp also...


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Old 07-28-19, 01:24 PM
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Old 07-29-19, 04:30 PM
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That's great power for only 26 psi, I would have thought you would need 30 psi+ for that turbo...
Old 07-29-19, 05:00 PM
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Wish they had rpm on the bottom. Great power. Do you have the other dyno sheet too, by chance?
Old 07-29-19, 05:33 PM
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Originally Posted by Narfle
Wish they had rpm on the bottom. Great power. Do you have the other dyno sheet too, by chance?
I do not have any other dyno charts. I believe that was run to 8200rpm FYI.

They are going to run it again and max it out, and I know the owner wants the RPM on the sheet too...
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Old 07-29-19, 05:57 PM
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Not familiar with that dyno

is the magnitude of that correction factor typical for that location?


noticed a few other graphs with correction factors quite larger....guessing the correction factor is typical for those environmental conditions on that dyno

Last edited by books; 07-29-19 at 06:24 PM. Reason: Add info
Old 08-01-19, 07:12 PM
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Originally Posted by books
Not familiar with that dyno

is the magnitude of that correction factor typical for that location?


noticed a few other graphs with correction factors quite larger....guessing the correction factor is typical for those environmental conditions on that dyno
Probably means 1.55% not 1.55
Old 08-06-19, 08:05 PM
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Originally Posted by strokercharged95gt
That's great power for only 26 psi, I would have thought you would need 30 psi+ for that turbo...
It is almost 30psi based on the dyno sheet and it is a HUB dyno. I have done back to back testing from hub to chassis and the hub will read 10% higher then the chassis dyno.
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Old 08-15-19, 03:14 AM
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Any photos of the turbo set up with the EWG on the turbine housing?
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