C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Granatelli MAF Question

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Old Feb 20, 2008 | 04:28 PM
  #1  
dsimon55's Avatar
dsimon55
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From: Buffalo Grove IL
Default Granatelli MAF Question

HI

Does any use a Granatelli adjustable MAf?

http://www.granatellimotorsports.com...lay.php?gid=97


Is it worth it?
Anyone have a used one for sale?

thanks

Dave
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Old Feb 20, 2008 | 11:21 PM
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89onlyZ51
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In a word, no, it's not worth it for what they promise. It does flow a little more than a stock MAF, but the stock MAF flows plenty for all but heavily modded motors. All the adjustability does is slightly underreport or overreport airflow to the ECM, something that is better accomplished in the ECM's prom itself. The stock calibration tends to be a little rich and leaning it out (through the Gran adj MAF or chip) will unlock a couple of ponies but certainly not $300 worth IMO.
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Old Feb 20, 2008 | 11:28 PM
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Kevin Woods
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Originally Posted by 89onlyZ51
In a word, no, it's not worth it for what they promise.......


I chalk up the G-MAF as the worst mod I've ever made.

Just not a good product .........IMHO of course.

KW
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Old Feb 21, 2008 | 06:25 AM
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I had one, and have since thrown it away. Save your money. Whatever small amount of additional airflow it has isn't worth the aggravation of how poorly it works.
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