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Reed's 95 //S6: Compressor Stall: Fixed

Posted: Wed Mar 06, 2013 1:01 pm
by urs6ville
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Current State of the car:

Engine
RS2 Turbo w/Billet Compressor wheel
VEMS
Wagner RS2 Manifold
Apikol FMIC
60# injectors
034 High Output Coils
044 Fuel Pump
RS2 MAF
Stromung Gen 5 Turbo Back Exhaust

Drivetrain
01E 6 speed with B5S4 gear set, hardened 1st/2nd, WPC'd 1st/2nd
Southbend Stage IV SS-X Clutch

Suspension
H&R 29800 Springs
Bilstein Sports
Weldon/Apikol RSB
2B Adj. Camber Plates

Binders
993TT Big Reds
d.b.a 5000 two-piece rotors
custom brackets

Wheels
Summer: 18" BBS CH 235/40 Hancook Ventus Rubber
Winter: 16" Fuchs 225/50 Artic X-Ice Rubber

Exterior
Clear Corners
OEM Euro Tails
S6+ grill

Interior
Boost Gauge in da' vent
OEM Carbon Fiber Trim

Re: Reed's 95 //S6

Posted: Wed Mar 06, 2013 1:12 pm
by Hank
Welcome Reed! I can't wait to see this car back on the road with a built motor.

Re: Reed's 95 //S6

Posted: Wed Mar 06, 2013 1:19 pm
by mushasho
Such a "cool kid" now... ;)

Re: Reed's 95 //S6

Posted: Wed Mar 06, 2013 3:49 pm
by urs6ville
Hank wrote:Welcome Reed! I can't wait to see this car back on the road with a built motor.


Thanks Hank, you and me both! Haven't been able to realize the solid potential of that billet RS2 yet.. can't wait.

Re: Reed's 95 //S6

Posted: Wed Mar 06, 2013 3:53 pm
by EDIGREG
Welcome Dan... glad you found us. If you want your entire project thread ported over to this forum, send Marc a PM.

Re: Reed's 95 //S6

Posted: Wed May 29, 2013 6:28 pm
by chaloux
Hey update here too, ya bum! :)

Re: Reed's 95 //S6

Posted: Thu May 30, 2013 11:50 am
by S4Pirate
:metoo:

Re: Reed's 95 //S6

Posted: Thu May 30, 2013 12:20 pm
by PRY4SNO
Super clean looking car, would be nice to see from another few angles :)

Re: Reed's 95 //S6

Posted: Thu May 30, 2013 1:32 pm
by mushasho
Unfortunately this has been the angle that both Dan & I have been seeing of our cars lately....

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Re: Reed's 95 //S6

Posted: Thu May 30, 2013 1:34 pm
by S4Pirate
Any updates with you OB?

Engine swap complete!

Posted: Mon Jun 03, 2013 5:33 pm
by urs6ville
The engine is finally installed. I will be putting up a bigger write up about the process, but in the end we swapped out the old engine, took off the important bits and installed on fresh engine, and re-installed in to the engine bay.

There were a few hiccups but for our first time, I think it went well.

This was a process that started last August when I sourced an engine with a blown head gasket.... here are pics through the process:


Picked up the engine and brought it home in Dad's trusty econoline van
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Tear down progress, gasket was blown around cylinder 4
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Quite the collection of parts
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Crank from blown engine
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Close up of timing marks on cams while installed (before taking it apart)
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Taking apart the head, tedious work
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Stock rods to be replaced with SCAT rods
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Cleaning the pistons (reused the stock forged pistons)
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Pistons clean, SCAT rods installed
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Crank installed in fresh block (block was cleaned, fluxed, decked and honed), ARP main studs
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Refreshed head. Left it pretty stock, plan to take the head off engine that is currently in my car and building a head. No in the cards right now
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Rods/Pistons installed
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Bottom end all closed up
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ARP head studs in
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Head installed
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Tommis Billet crank cog
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Reference PIC of N75 before puling the engine
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Front end off, disconnecting things
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Engine out
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Tired Engine (head off)
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Ready to pull EM and Turbo off old head
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Fresh
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Installed in engine bay, left intake off so we can connect everything with ease
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Everything back together (my brother approves)
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Bent valves that caught us in the middle (more on this later)
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Ready for Bumper and lights
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Re: Reed's 95 //S6: First Tuning Session

Posted: Mon Jul 01, 2013 3:05 pm
by urs6ville
Finally got a tune on Sat up at EFI Express on Sat with all the E85 boyz.

As has been discussed there is a limit on the -6 hot side of these turbos. I was able to top out with an uber safe tune at 300awhp/300awtq @ ~25psi. Marc created a really smooooooth tune. Still waiting on the graph which I will post. My old ECU was an Uncle Bob version and pinged like crazy. No pinging here despite the ~100 degrees temps in the shop.. and damn near 100% humidity. While I expected more, I am very happy with the power delivery and the smoothness.

One of the E85 boyz had the same setup (Except for a port/polish'd head) and hit 405awtq on the corn, so I guess if I ever want to go that route I know approx what I would get.

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Mon Jul 01, 2013 3:50 pm
by Hank
Nice. 100% humidity and temps is not too friendly to any turbo, especially one that is on pump gas. If you are really feeling down on the power output, as Marc to overlap a 3071r at 25psi in similar conditions with your billet rs2, an you will start to feel better. On pump gas, the rs2 is not giving much, if any up to a 3071r.

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Mon Jul 01, 2013 4:45 pm
by urs6ville
aforementioned dyno graph

dyno.png
dyno.png (225.17 KiB) Viewed 36370 times

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Mon Jul 01, 2013 5:12 pm
by urs6ville
Hank wrote:Nice. 100% humidity and temps is not too friendly to any turbo, especially one that is on pump gas. If you are really feeling down on the power output, as Marc to overlap a 3071r at 25psi in similar conditions with your billet rs2, an you will start to feel better. On pump gas, the rs2 is not giving much, if any up to a 3071r.


It's not that I am feeling down per-say, just been a long road to feel like I got back to where I started from. the results are pretty much around others with RS2 and MRC/Pastore and other RS2 tunes, albeit the power in my case is delivered quicker, which is nice, and the tune is safe and obtaining the power at a lower PSI.

That said, this tune is much much smoother that my ECU was before... doesn't feel as powerful because it doesn't have the crazy "shot out of a cannon" feel of my previous but the power is smooth and pulls longer.

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Mon Jul 01, 2013 9:10 pm
by mushasho
urs6ville wrote:It's not that I am feeling down per-say, just been a long road to feel like I got back to where I started from.


The e85 station I plan to use is closer to you than it is for me... A simple fuel change and a tune & you're good...

Sent from my HTC One using Tapatalk 2

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Mon Jul 01, 2013 9:14 pm
by Hank
Getting nice VP gas tanks and getting a full tank plus 15-20 more gallons works reasonably well. I have done it, as I am 10-15 miles out of the way to get e85 where I am at.

Hank

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Mon Jul 01, 2013 10:04 pm
by S4Pirate
I R Lucky

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Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Mon Jul 01, 2013 10:18 pm
by urs6ville
Hank wrote:Getting nice VP gas tanks and getting a full tank plus 15-20 more gallons works reasonably well. I have done it, as I am 10-15 miles out of the way to get e85 where I am at.

Hank


Yes, E85 really isn't inconvenient for me either.. I don't daily drive, there are ~4 E85 stations within 10 miles. I'll probably take a look at an E85 tune at some point so I can swap over with the VEMS when I need to.

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Mon Jul 01, 2013 11:10 pm
by themagellan
dat e85 is nuts

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Tue Jul 02, 2013 12:00 pm
by DuBistS4
I can send you my e85 base tune....it worked for shebs car...

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Tue Jul 02, 2013 12:17 pm
by chaloux
You don't happen to have a graph of the old tune do you? It'd be nice to see a comparison.

on my stinking phone!

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Tue Jul 02, 2013 12:33 pm
by urs6ville
DuBistS4 wrote:I can send you my e85 base tune....it worked for shebs car...


that would be be cool, i'll keep that in my pocket until I decide to switch over and go up to Marc's again for a second tune... just started reading through some e85 material... I see the different AFR so pump gas tune wouldn't work, makes sense.

Right now just enjoying having a proper RS2 car back :)

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Tue Jul 02, 2013 12:34 pm
by urs6ville
chaloux wrote:You don't happen to have a graph of the old tune do you? It'd be nice to see a comparison.

on my stinking phone!


nope, my engine never made it through that tuning session

Re: Reed's 95 //S6: RS2 Billet Pump Gas Tune

Posted: Tue Jul 02, 2013 1:33 pm
by Hank
Marc is working on some map switch stuff which may turn out to be the ticket for the gassers :)