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-   Porsche 924/944/968 Technical Forum (http://forums.pelicanparts.com/porsche-924-944-968-technical-forum/)
-   -   Well the project is continuing (http://forums.pelicanparts.com/porsche-924-944-968-technical-forum/282034-well-project-continuing.html)

Eldorado 10-05-2006 06:20 PM

Toronto, eh? :D Where's he staying?

shikzachaser 10-06-2006 02:25 AM

The wardon has the contact informtion. He is at a Holiday Inn management training thing so I would assume one of their affiliated properties. I'll find out.

Steve

shikzachaser 10-06-2006 04:12 AM

Kyle:

He was staying @ the Strathcona, left this morning to come home.

Steve

CJFusco 10-06-2006 05:20 AM

Quote:

Originally posted by shikzachaser
Hey San Diego..........HOOZ!!..........UR!!.............DA DDY??

The Cards may have ended the season 4-26 on the road but they are 2-0 now when it matters.

Steve

Pujols is, along with Jeter and Big Papi, unquestionably one of the most amazing, entertaining players to watch these days... that road record would worry me a little, though...

shikzachaser 10-06-2006 05:35 AM

He's really a cool guy too. He does a lot of stuff in the community that is never published. I'm not that big on baseball, it's just that if I say I like hockey I will really hear it about the current status of the Blues, they are shall we say "not of champion caliber". I am just a pathetic bitter old man and wanted to goad Padrefan. My wife loves to go to a hockey game. We split season tickets w/ a buddy and she is constantly wanting to go w/ a girl in her office. They do all the gear and go crazy. She hates baseball. Her office has 16 season tickets in various parts of the park and we went twice this year. The new stadium here went for the "retro" look. I guess they had illuminated advertising on every square inch of flat surface back in the 20's. It seems like every pitch is sponsored by somebody.

Steve

Schumi 10-06-2006 05:45 AM

I thought every pitch WAS sponsored by somebody? :-)

I miss the old Busch somewhat, but after being in the new stadium quite a few times now it is really growing on me. I still couldn't tell someone from out of town excatly why we needed a new stadium. It wasn't a 'build it they will come' sorta thing- there has never been any small shortage of fans onhand at Busch....

shikzachaser 10-06-2006 05:55 AM

The biggest problem I had was the same as a lot of people. Public funding to subsidize a ball park to help us become a "first class city" is crazy. I am still of the opinion that infrastructure, schools, etc is what makes for a first class city. I wish I could get public funding to help me become a first class person but I don't think they have printed enough money yet to do that.

Steve

CJFusco 10-06-2006 05:55 AM

Quote:

Originally posted by shikzachaser
It seems like every pitch is sponsored by somebody.

Yeah, I think that's just the state of modern sports, at least in the bigger-market towns.

Whether you listen to the the Sox on the radio or watch on TV, you hear things like "this is the (sponsor here) inning, every strikeout recorded by a red sox pitcher and (sponsor) donates $200 to the Jimmy Fund" or "Here's the Chevy inning; if the fourth Red Sox batter hits a Grand Slam (contestant) wins a new Chevy Trailblazer".

Well, in any case, I was understandably disappointed in the 2nd half that the Red Sox had, but I suppose they couldn't do anything about some of those injuries. Epstein had better make some serious moves in the offseason and get some pitching. Get Zito and Schmidt in here!

shikzachaser 10-06-2006 08:55 AM

George will buy them just to make sure they don't get to the Sox

bleucamaro 10-06-2006 09:30 AM

Quote:

Originally posted by blown 944

Blue camaro where did you come up with that kit. That is one of the questions that never got answer by the "vendor" being mentioned earlier. Using a MAF sensor would greatly help the drivability of my current setup.

That is one of the issues that I have had ...sometimes the supercharger would pull a little too much against the AFM...causing a high idle that I had to correct by revving it a little then letting it come down slowly. Generaly happened after a extended highway cruise.

I just realized I left a couple cards up my sleeve in this thread. I'm supercharged as well, an Eaton M90 with custom manifold (not the best design). Theres a bunch of pics on rennlist and a quasi writeup (search my username - bleucamaro). I bought a used Huntley Racing "kit" and I put quotes around "kit" becauase it was basically just the blower, manifold, intake tubing idler pulleys and fuel rail. It came with a MAP sensor and a "mystery box" computer that I was too affraid to use. I didn't know what all their MAP sensor did since there was more than 3 wires going to it. I also have bigger injectors and a couple other goodies.

I went out and sourced a piggyback that I can tune (a Perfect Power SMT-7 , bought from Louie928 on rennlist), and the MAP and IAT sensors are GM, with a 2-bar MAP. I wired these directly into the harness for the AFM. This harness goes to the piggyback where I modify the signal from the MAP sensor (the AFM signal is logarythmic vs. the MAP is linear)

If you google search "GM MAP sensor information" it turns up some good info. Also, I bought mine from Summitracing.com the MAP was about $50 and the IAT about $25.

As for tuning, I sometimes get a high idle (most the time since theres more load on the motor) around 1100rpm.

How is your blower routed? Does air go through your AFM before or after its boosted? Because it shouldn't have any affect unless your bypass valve isn't opening all the way at idle. Where are you getting your vacuum source for both the bypass valve and for your fuel pressure regulator ( they should both be off the manifold, after the blower)?

I'd love to see some pics of your setup.

-Dan

bleucamaro 10-06-2006 09:42 AM

Quote:

Originally posted by shikzachaser
The biggest problem I had was the same as a lot of people. Public funding to subsidize a ball park to help us become a "first class city" is crazy. I am still of the opinion that infrastructure, schools, etc is what makes for a first class city. I wish I could get public funding to help me become a first class person but I don't think they have printed enough money yet to do that.

Steve

Thats the biggest con going these days. The Maloof bros, who own the Palms in Las Vegas and the Sacramento Kings are trying to blackmail the city to got a new arena paid for by my tax dollars. They will end up in the building for less than the property tax is on it!!!!!!! Whats worse is the city fathers are trying to weasle the money for this into the general fund so we won't get to vote on it.

If it was really such a good investment (the Maloof's claim) why aren't they putting any of their cash in it?

shikzachaser 10-06-2006 11:04 AM

We are politically aligned Bluecamaro.

blown 944 10-06-2006 12:03 PM

It is routed with the AFM before the blower I really don't think it would work at all if it was after (the AFM would blow right open.)

My system goes air >> AFM >>tubing (6")>>>Throttle body>>90dgree coupler.>>>custom blower connection (using stock supercoupe stuff welded) >>>blower...tubing >>intercooler>>>manifold.

You are definately ahead of me in regards to piggybacking on the DME. I am very interested in more info regarding this setup. Are there any schematics that you know of available online?

The vacuum lines for both are coming off the back of the blower (that may be the problem)
I also did a custom fabbed intake (It's pretty cool looking)
The only line I have tapped into the intake goes to the boost gauge and fpr. I may try to T off that when I put it back together for the bypass.

The blower bybass definately works (I have a rubber hose connecting it with wire inside) It sounded really cool at idle with this disconnected.

Mine is apart right now I'm not sure if you have read much of my above posts. but I have spelled out what I have done a few times.

As far as photos I just started up a photobucket account just for the simple reason that I tend to have photos scattered everywhere (multiple computers) and I can't remember where I put the ones I took last year when I started this whole thing.

So... I just want to be sure you are still using the AFM and not a MAF sensor? If you are still using AFM Is it the stock one or turbo? have you seen any MAF conversions (homemade preferably I'm a DYI guy)?

How much boost are you seeing and what pulley(s) are you using?

Thanks in advance
Sid

blown 944 10-06-2006 12:11 PM

After re-reading your post did you delete the AFM? and use a MAP sensor and IAT sensor in place of. This EFI stuff is a little new to me. I just want to make sure we are on the same page?

Ultimately I want a MAF type system and I don't want to go off on another direction first.(if indeed that's what you have)

bleucamaro 10-06-2006 10:55 PM

http://www.deutschesmotorfest.com/pi...stall/sc21.JPG

The MAP sensor is hard to see in the pic, but its the little plastic box zip tied to the wire harness just to the left of the oil fill. THe IAT is tapped into the manifold on the bottom side, behind the blower.

The SMT-7 came with innadequate wiring instruction for the S2 (different DME), and I had to go to .pdf versions of the factory service manual wiring diagrams. The SMT-7 instructions DID however have pretty good info on tracking down what goes to what. The hardest part was figuring out how the timing component work (hall sensor on cam, and crank position sensor on flywheel: use the flywheel sensor) and which way they get wired to the piggyback.

The software is pretty intuitive with maps for fuel, timing, auxilary controls for an extra injector (I think I'll add water injection down the road), and a whole slew of setpoint features that I haven't began to play with. The whole reason I picked the SMT-7 over the SMT-6 was the ability to tune with a wideband, and use a closed loop system. I tuned the car by having a friend ride shotgun with a laptop and dial in the AFR for the correct boost level and RPM, and dial out some ignition timing to keep it from pinging. Aggressive acceleration is dialed in pretty good, but easy acceleration needs some more work.

As far as boost levels go, I don't have a mechanical gauge in the car, but from what the MAP sensor is telling me, I'm seeing about 5lbs with my foot to the floor (I need to fab a new bell-crank for the throttle because it only opens about 85%) I ordered a pulley from pulleyboys.com and had them modify one so the offset was correct. I believe its around 3.5" dia, I calculated it to be about 6lbs.

Eldorado 10-06-2006 11:16 PM

god i envy people with knowledge like this...

shikzachaser 10-07-2006 04:22 AM

Man that's the truth. It is amazing to me that someone could even come up with the idea much less then apply it you yield a functional machine. Unfortunately I want the results but have to rely on someone else to at least provide the products so that I can attempt to bolt them on. Poor smucks like me wind up at the mercy of others trying to achieve what they want. Very impressive for a homemade thing (please don't take any offense at the term, I just don't have another way to describe it). You have raised the bar. You ever taken that to a Porsche purist event just to see the reaction? It would be well worth it. You might want to take a small net or bucket as eyeballs will be popping out everywhere. You might even be fortunate enough to see a couple heads explode.

Kudos:

Steve

shikzachaser 10-07-2006 09:28 AM

I have a couple questions maybe somebody can answer. I have in my hands a PMAS MAF conversion that I want to install prior to taking it over to the dyno. I intend on installing the MAF controller in the glove box which is no problem. Joe is going to adjust things for me while it's there and I want to drive it w/ the MAF conversion to see if there is a real difference in performance. The question I have is when I go to the stock AFM harness I have no idea which wire does what. Basicly I have the MAF Ouput wire, + 12V, Ground, and Temp signal that have to be hooked up. The kit came w/ no instructions for this. Anybody have the correct wiring colors or pin configuration for these wires @ the AFM? I would really appreciate the help.

Thanks:

Steve

Schumi 10-07-2006 03:45 PM

I am interested in the results you get on the dyno.

And there always is the SFR kit. I am sure you have seen it but heres a little picture that might just give you a little encouragement:

http://forums.pelicanparts.com/uploa...1160264629.jpg
(8 psi with intercooler)
If I had the money....

...I'd buy a 944.

But if I had even more money...

..I'd buy one of these.

bleucamaro 10-07-2006 11:12 PM

Quote:

Originally posted by shikzachaser
I have a couple questions maybe somebody can answer. I have in my hands a PMAS MAF conversion that I want to install prior to taking it over to the dyno. I intend on installing the MAF controller in the glove box which is no problem. Joe is going to adjust things for me while it's there and I want to drive it w/ the MAF conversion to see if there is a real difference in performance. The question I have is when I go to the stock AFM harness I have no idea which wire does what. Basicly I have the MAF Ouput wire, + 12V, Ground, and Temp signal that have to be hooked up. The kit came w/ no instructions for this. Anybody have the correct wiring colors or pin configuration for these wires @ the AFM? I would really appreciate the help.

Thanks:

Steve

I'm not familiar with the PMAS MAF, but as far as where to mount the electronics, take a look at the metal panel under the pasenger side floor board (next to the DME on late cars) as thats where I mounted my piggyback.

If you don't have room there, slide out the cubby in the center console (under the radio) and you can install it behind there.

As for wiring, you need to find a set of factory wiring diagrams (they have pin numbers and wire colors), which are in the factory service manuals, which are available in .pdf format (and hence online, google is your friend).

Edit: after re-reading, the wire output for the AFM are +5, GND, AFM signal, and Temp signal (resistive). So it looks like you'll need to tap into another 12v source, perhaps the DME power, or something else relayed by the ignition.


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