RobertB - 2008 JDM Subaru Impreza 2.0 S-GT 5MT - Tuning

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west_minist
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RobertB - 2008 JDM Subaru Impreza 2.0 S-GT 5MT - Tuning

Post by west_minist »

Info
Owner: RobertB
Rom: A2TB100U
Tyres: 225/45R17
Car Weight: 1400kg
Driver Weight: 77kg
Tuner: 59kg
Total Weight:1536 kg

Mods
Decat DP
Custom Cat-back Exhaust
Perrin Intake
Perrin BOV
Body Kit

All dyno'es are based on RPM
Engine VE in 3rd Gear.png
Engine VE in 3rd Gear.png (7.55 KiB) Viewed 9514 times
Engine Flow relative to Rel.boost.png
Engine Flow relative to Rel.boost.png (42.11 KiB) Viewed 9514 times
Engine Power relative to Engine Flow.png
Engine Power relative to Engine Flow.png (60.1 KiB) Viewed 9514 times

west_minist
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Stock Data

Post by west_minist »

Boost curve.png
Boost curve.png (11.15 KiB) Viewed 9548 times
Stock 2nd Gear Dyno SAE #1 v2.png
Stock 2nd Gear Dyno SAE #1 v2.png (26.04 KiB) Viewed 9548 times

west_minist
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v5 Stats

Post by west_minist »

v5 2nd Gear Dyno SAE Boost=17.5psi.png
v5 2nd Gear Dyno SAE Boost=17.5psi.png (17.07 KiB) Viewed 9544 times
v5 2nd Gear Dyno SAE Throttle.png
v5 2nd Gear Dyno SAE Throttle.png (18.74 KiB) Viewed 9544 times
v5 2nd Gear Dyno SAE @ 17.5psi v2.png
v5 2nd Gear Dyno SAE @ 17.5psi v2.png (23.82 KiB) Viewed 9514 times

west_minist
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v6 Dyno

Post by west_minist »

v6 3rd Gear Dyno SAE.png
v6 3rd Gear Dyno SAE.png (24.37 KiB) Viewed 9514 times

west_minist
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Re: RobertB - 2008 JDM Subaru Impreza 2.0 S-GT 5MT

Post by west_minist »

Turbo IHI VF47 Turbo seems to be equivalent to the Garret GT2859R
2008 Subaru WRX 2.0 S-GT Compressor Mapping
2008 Subaru WRX 2.0 S-GT Compressor Mapping
2008 Subaru WRX 2.0 S-GT Compressor Mapping.png (185.47 KiB) Viewed 9021 times

west_minist
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v14 Dyno

Post by west_minist »

The car is running a fuel mixture to increase octane. The results are shown below.
v14 3rd Gear Dyno Stats
v14 3rd Gear Dyno Stats
v14 3rd Gear Dyno Stats.png (24.56 KiB) Viewed 9409 times
v14 3rd Gear Dyno SAE PSI=17.5 sm=2 tm=12
v14 3rd Gear Dyno SAE PSI=17.5 sm=2 tm=12
v14 3rd Gear Dyno SAE PSI=17.5 sm=2 tm=12.png (59.18 KiB) Viewed 9409 times

west_minist
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Re: RobertB - 2008 JDM Subaru Impreza 2.0 S-GT 5MT - Tuning

Post by west_minist »

The car been retuned with a rev limit set to 5650 rpm. Boost been increased to 19.5-20psi to maximised the turbo sweet spot, tq and engine flow based on the driver needs. DBW changes been made to make the throttle run 100% at 30+% of accelerator. The torque is constantly around 300wftlb

west_minist
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v20 vs Stock - 3rd Gear Dyno SAE

Post by west_minist »

v20 vs Stock - 3rd Gear Dyno SAE.png
v20 vs Stock - 3rd Gear Dyno SAE.png (41.8 KiB) Viewed 9361 times

west_minist
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VP RallyMax @ 20psi

Post by west_minist »

vprm6 3rd Gear Dyno SAE sm=2 tm=150.png
vprm6 3rd Gear Dyno SAE sm=2 tm=150.png (34.07 KiB) Viewed 9059 times

west_minist
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Re: RobertB - 2008 JDM Subaru Impreza 2.0 S-GT 5MT - Tuning

Post by west_minist »

Mods
Tyres: 245/45-17
Full catback Exhaust mods. Straight pipe

Audio clip of the car - http://www.xtremeracingtuning.com/MY08_ ... 0_down.mp3

Image
Attachments
XRT Tuned VP RallyMax @ 20psi
XRT Tuned VP RallyMax @ 20psi
Nasioc vprm22 3rd Gear Dyno SAE sm=2 tm=150.png (32.03 KiB) Viewed 8878 times

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