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Old Jan 10, 2005 | 08:12 PM
  #1  
TPIMarow6.6's Avatar
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From: Plattsburgh NY
Car: 85 Camaro Z-28
Engine: 6.6
Transmission: 5-speed
MAF-supercharged

I am currently looking at a supercharger kit for a SD car and i was wondering i would be able to use it on my MAF car? and if so would there be alot of tuning or if not what would i have to do to make it work on my car, i only plan on running low psi....at first.
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Old Jan 11, 2005 | 11:58 AM
  #2  
slimdawson's Avatar
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From: New Bern NC United States of America
Car: 1991 RS
Engine: Procharged LT1
Transmission: T56
The only thing I can think of is the need for tubing modification so it can accept your Maf. That is cake so if that is it, you are good to go.

As far as tuning, you would need some, as anyone who puts a blower on his car. A fmu or high output pump will be needed to supply the necessary fuel.
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Old Jan 11, 2005 | 12:10 PM
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TPIMarow6.6's Avatar
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From: Plattsburgh NY
Car: 85 Camaro Z-28
Engine: 6.6
Transmission: 5-speed
do i have to route that MAF in the intake tubing or can i run it off the intake side of the supercharger? that kind of sounds dumb but...i dont know......will the plastic MAF sensor hold up to the pressure?
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Old Jan 11, 2005 | 09:16 PM
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From: New Bern NC United States of America
Car: 1991 RS
Engine: Procharged LT1
Transmission: T56
Not a dumb question at all. My ATI kit was designed for the maf to be before the blower. I moved it to after for a couple of reasons.

I had heard of some people having idle problems with it there. Also, the stock maf diameter(LT1) is 3.5. The blower inlet is 4". I would have to neck down(read: hinder flow) to fit the maf. I didn't want that so I now have a full 4" intake and filter system.

You can do it however you want. I personally think it should be as close to the tb as possible so the ecm/pcm is getting the most accurate reading possible compared to the actual amount the engine is inhaling. Although the difference between there and before the unit may be negligable(I don't know).

I am not familiar with the stock 3rd gen maf. Mine(LT1) is plastic with metal ends and it does fine. I would not worry about pressure. It will probably withstand more than it will ever see.
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Old Jan 11, 2005 | 10:12 PM
  #5  
TPIMarow6.6's Avatar
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From: Plattsburgh NY
Car: 85 Camaro Z-28
Engine: 6.6
Transmission: 5-speed
sounds awsome, i off loading some crap so i can buy a kit for my car lol, instead of working more i sell more.....woohoo!:lala: lol but i should be able to break into the 11's pretty easily after that my last run was 12.68 but that was running terribly(TPS was in the wrong spot AKA new holes drilled cause old bolts broke, and i couldnt set the TPS and i had a bad MAT sensor=baaaad hessitation) lol but now i have a 58mm TB on it and the TPS is set and my MAT is new(again) plus i dropped 2inches on my tire size(was 28in with 3.27 gears now 26) so we will see next season.... thanks for your help anymore additional info would be greatly appreciated!
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Old Jan 13, 2005 | 01:24 PM
  #6  
Dave_Jones's Avatar
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From: Ft. Leavenworth, KS
Car: 83 TA, 89 TTA, others
Engine: ZZ4 TPI, LC2 turbo v6
Transmission: several, mostly broken
Originally posted by TPIMarow6.6
will the plastic MAF sensor hold up to the pressure?
How much pressure? The thirdgen-style MAFs aren't anywhere near as strong as the late model stuff, and have already been proven to crack under pressure. I suspect that you might get away with it at single-digit boost levels, but I wouldn't trust it too much.

The newer MAFs (e.g. LT1/LS1) are a lot stronger; no issues with running them in blow-through mode. Some of the GN guys put 25+ psi through those on a regular basis, with no problems.
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Old Jan 13, 2005 | 05:11 PM
  #7  
TPIMarow6.6's Avatar
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From: Plattsburgh NY
Car: 85 Camaro Z-28
Engine: 6.6
Transmission: 5-speed
I only plan on running 5-9psi but im thinking more of 5-6 psi. any way i can run a different MAF on my car that is more sturdy?
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Old Jan 14, 2005 | 12:50 PM
  #8  
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From: Ft. Leavenworth, KS
Car: 83 TA, 89 TTA, others
Engine: ZZ4 TPI, LC2 turbo v6
Transmission: several, mostly broken
Originally posted by TPIMarow6.6
any way i can run a different MAF on my car that is more sturdy?
For a '165 ECM, not easily. Some guys have kicked around the thought of doing a frequency to voltage converter, but as of this moment no such animal exists, AFAIK.

You might consider ditching the MAF and running speed density instead. It's a very easy swap, and then you'd also have the option of running code that's already set up for boost. There's plenty of information to be found over on the DIY-PROM forum regarding the '165-to-'730 conversion, and $58 code if you're not already familar with those options.
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