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C6 MAF is 95mm, will it work on LS1?

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Old Dec 28, 2004 | 02:45 PM
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Default C6 MAF is 95mm, will it work on LS1?

Spoke with a parts guy at the chevy place. MAF on C6 in 95mm as oppossed to 85mm for a C5 Z06. Do any of you know if they would plug in and work?

This may be in the wrong place. Feel free to move it or direct me where to post.

Payton
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Old Dec 28, 2004 | 03:49 PM
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its a 90 mm and will work if you buy everything that goes with it to make it work.
Edit, I thought you asked about the TB not MAF.
The MAF is a 85 mm.

Last edited by JZ'sTA; Dec 30, 2004 at 02:34 PM.
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Old Dec 28, 2004 | 04:44 PM
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Just what does everything to make it work consist of?
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Old Dec 28, 2004 | 10:03 PM
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I highly doubt 5mm is much of a bottleneck.
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Old Dec 28, 2004 | 11:01 PM
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Originally Posted by CSiJason
I highly doubt 5mm is much of a bottleneck.
5mm means a lot.

90mm = 6361.74 square mm flow area.
95mm = 7088.23 square mm flow area.

8% is 8%. It makes a big difference with a 90mm TB. A 90mm TB will easily outflow a 90mm MAF (don't forget about the divider, etc).
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Old Dec 29, 2004 | 07:54 AM
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You will have to install the corect MAF code. I don't now if it will plug into the ls1 or ls6 harness.
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Old Dec 29, 2004 | 07:55 AM
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Originally Posted by Payton
Spoke with a parts guy at the chevy place. MAF on C6 in 95mm as oppossed to 85mm for a C5 Z06. Do any of you know if they would plug in and work?

This may be in the wrong place. Feel free to move it or direct me where to post.

Payton

The C6 MAF is 90 mm, and it attaches with four bolts.

The C5 Z06 MAF is 76 mm, and it attaches with three bolts.

In addition, the wiring to the two MAFs is different. That will need to be reconciled.
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Old Dec 29, 2004 | 07:56 AM
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Default 95mm maf

The parts guy told me 95mm which makes sense if the TB is a 90mm. I will double check, but I asked him twice to verify the first time.

He did not have one to look at, but I would assume that it has the same plug as a Z06 MAF. Anyone out there have a C6 that could verify?
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Old Dec 29, 2004 | 09:25 AM
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Hello,

The C6 LS2 MAF is GM part # 25318411. It is the same part # as 01-04 C5 Maf and 01-05 Truck MAF. There is no difference in the MAF - Meaning it should only be the 85mm we have been woking with for a while.

Hope this helps.
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Old Dec 29, 2004 | 10:58 AM
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Originally Posted by NO-OPTION-2002
Hello,

The C6 LS2 MAF is GM part # 25318411. It is the same part # as 01-04 C5 Maf and 01-05 Truck MAF. There is no difference in the MAF - Meaning it should only be the 85mm we have been woking with for a while.

Hope this helps.
You are correct, I have a C6 MAF sitting in my lap right now. It's 85mm ID at it's smallest point, just like 01-04 C5's.

Jersey
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Old Dec 29, 2004 | 11:08 AM
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Jerseyboy..

Thanks for the verification, the GM catalogs have been known to be wrong from time to time. It makes things interesting for sure!
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Old Dec 29, 2004 | 08:10 PM
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The MAF is 85mm...
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Old Dec 29, 2004 | 09:45 PM
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the MAF can definitely be worth it if you have the setup to take advantage of it. Heck, We dyno'd my car with the stock MAF, and then installed the ZO6 MAF and re-dyno'd, and picked up 15rwhp on a mustang dyno with no other changes except for programming the computer to make the MAF work correctly.
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Old Dec 30, 2004 | 07:59 AM
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Default maf

Thanks for the input guys

Payton
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Old Dec 30, 2004 | 08:00 AM
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Like he said...It is only 85mm...Use the search function.

Todd
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