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Old Aug 23, 2007 | 10:08 AM
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Default Best MAF?

My stock MAF broke so I was just wondering what was the best aftermarket one to use?
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Old Aug 23, 2007 | 10:50 AM
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Judging by most of the responses on here, it sounds like it is best to stick with the stock unit. Seems like the aftermarkets often cause problems.
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Old Aug 23, 2007 | 07:56 PM
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Another vote for stock unit...
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Old Aug 23, 2007 | 09:08 PM
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with what you have stock would be your best choice, an 85mm z06 MAF after that
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Old Aug 23, 2007 | 11:59 PM
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Just stick with the stocker for now.
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Old Aug 24, 2007 | 02:25 AM
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Stock. I still run the stock MAF at over 500 rwhp. How did your MAF break anyways?
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Old Aug 24, 2007 | 04:56 AM
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Before NE1 comes out with how shitty the SLP 85mm MAF is:

That's what I run with the stats in my sig - no problems...
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Old Aug 24, 2007 | 07:39 AM
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Originally Posted by 1QUIKWS6
Before NE1 comes out with how shitty the SLP 85mm MAF is:

That's what I run with the stats in my sig - no problems...

When you did before and after dynos with the old maf and new maf respectively what were the differences in horsepower? Just because you have an aftermarket maf does not mean you needed it.
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Old Aug 24, 2007 | 07:44 AM
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No before dyno numbers with stock MAF. Didn't really say that I NEEDED an 85mm MAF but I was upgrading to Fast90/NW90 setup, and at the time had a 85mm TS&P lid - I wanted same size MAF to match rest of inlet ducting and wanted one with plastic one piece body - didn't want to change MAF ends.

My reply was just to state for all that say the SLP MAF is crap that I have had no problems with it for years and #'s with setup are respectable - had it been on the other style dyno and not using the heavy 17x11 TTII wheels the #'s would have been even higher.
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Old Aug 24, 2007 | 08:37 AM
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I don't think anyone was bashing the SLP maf, just saying there's not really any need for him to use something other than the stocker.
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Old Aug 24, 2007 | 11:03 AM
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I agree, 543rwhp with the stocker, a little porting never hurts.
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Old Aug 24, 2007 | 11:10 AM
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8's with stock MAF. Go with Stock!
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Old Aug 25, 2007 | 11:55 PM
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Originally Posted by 1QUIKWS6
No before dyno numbers with stock MAF. Didn't really say that I NEEDED an 85mm MAF but I was upgrading to Fast90/NW90 setup, and at the time had a 85mm TS&P lid - I wanted same size MAF to match rest of inlet ducting and wanted one with plastic one piece body - didn't want to change MAF ends.

My reply was just to state for all that say the SLP MAF is crap that I have had no problems with it for years and #'s with setup are respectable - had it been on the other style dyno and not using the heavy 17x11 TTII wheels the #'s would have been even higher.

I am with you. For sure I wasn't trying to start anything.
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Old Aug 26, 2007 | 12:05 AM
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if you want to upgrade (no "NEED" to, but if you want" go with a Z06 unit and have the pcm tuned for it
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Old Aug 26, 2007 | 04:03 AM
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i got the delphi, 85mm (hummer c6 corvette gto)
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Old Aug 26, 2007 | 10:49 AM
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I didn't say that anyone had started anything - it just seems that everytime the subject of 85mm MAF's come up, a bashing fest of SLP products ensues.

And for all those that say stock MAF is good enough - and there are no gains with 85mm MAF - I didn't personally have dyno #'s before and after - but Tony Mamo did back in 2004:

He did a before and after test

BEFORE=78mm TB/75mm MAF
AFTER=90mm TB/85mm MAF

Engines tested had no other changes other than above and included a FAST intake for both (and AFR heads of course). He estimated that this engine had been thru over 200 dyno pulls to optimize the parts combo.

"With no other changes (including the benefits of the FAST intake for both), going from a heavily massaged, ported 78mm throttle body/75mm mass airflow combo to the 90/85mm setup was good for 10 hp and 10 lb-ft it all adds up"

I would say that he is definitely a source that knows what he's talking about - not just some chatter that has been agreed upon because someone one day decided to voice their opinion and everyone else took it as gospel after being repeated over and over.

Last edited by 1QUIKWS6; Aug 26, 2007 at 11:00 AM.
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Old Aug 26, 2007 | 10:59 AM
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BTW, that was a quote from the January 2005 issue of Corvette Fever Magazine in an article entitiled Power Hungry. Where they were reviewing Tony's 483 hp C5 LS1 at the time.

If you go to AFR's website - there is a wealth of info on building LS1 engines to get them to run around the 500hp mark N/A, or look at any posts by Patrick G.
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Old Aug 26, 2007 | 11:02 AM
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Pace Performance 85mm MAF with stock ls1 calibrations and no screen.
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Old Aug 26, 2007 | 06:18 PM
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Originally Posted by 1QUIKWS6
BTW, that was a quote from the January 2005 issue of Corvette Fever Magazine in an article entitiled Power Hungry. Where they were reviewing Tony's 483 hp C5 LS1 at the time.

If you go to AFR's website - there is a wealth of info on building LS1 engines to get them to run around the 500hp mark N/A, or look at any posts by Patrick G.
Patrick G goes SD and dumped the MAF in his 500 hp thread. No MAF...no restriction possible. Now we just need Texas Speed to hurry up and make more 90mm lids!

Galen
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Old Aug 26, 2007 | 06:27 PM
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Originally Posted by 52172
Pace Performance 85mm MAF with stock ls1 calibrations and no screen.
That sounds pretty nice, anyone else have experience with this piece?
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