MAF
aftermarket MAF's are not worth it nor are they needed... most of the time they end up screwing up your airflow and fudging the car's driveability...
the stocker's are good for up to about 500 whp... which you'll never see anyway....
the stocker's are good for up to about 500 whp... which you'll never see anyway....
That most certainly is not true. Aftermarket MAF's are great. They allow your PCM to get a more accurate reading, along with allow you better accuracy when programing your PCM for performance features. HOWEVER on a STOCK car, it is not really worth it... only when you are tuning for performance....
Hope that helps.
-Keegan
Hope that helps.
-Keegan
not saying i agree with this article or anything. just saying that this post made me think of an article in chevy high performance or pop hotrodding or one of those mags. Basically i save some of the info because i thought it was interesting. here's what the maf did for a nova... (note the type of car too)
Just that it was interesting to see facts not opinions on a bolt on.
Mass Airflow Sensor
The bolt-on
Granatelli Motorsports' Mass Airflow Sensor with cold-air tuning. $300
The mule
'02 Camaro SS fitted with a Volant cold-air kit and SLP Loud Mouth exhaust. Power measured at the rear wheels.
Our take
The increased airflow and performance calibration provided by Granatelli's MAFs improve power and throttle response.
Before
Max torque: 285 lb-ft @ 4,700 rpmMax power: 276 hp @ 5,400 rpmAverage torque: 243 lb-ftAverage power: 198 hp
After
Max torque: 302 @ 4,500 rpmMax power: 288 @ 5,450 rpmAverage torque: 277 lb-ftAverage power: 208 hp
Difference
+17 lb-ft+12 hp[/align]
Our methodology for this project was pretty straightforward. For any given part, we had to have before and after dyno sheets in hand to report on that piece's effectiveness. It was as simple as that. No approximations, no unsubstantiated claims.
Just that it was interesting to see facts not opinions on a bolt on.
Mass Airflow Sensor
The bolt-on
Granatelli Motorsports' Mass Airflow Sensor with cold-air tuning. $300
The mule
'02 Camaro SS fitted with a Volant cold-air kit and SLP Loud Mouth exhaust. Power measured at the rear wheels.
Our take
The increased airflow and performance calibration provided by Granatelli's MAFs improve power and throttle response.
Before
Max torque: 285 lb-ft @ 4,700 rpmMax power: 276 hp @ 5,400 rpmAverage torque: 243 lb-ftAverage power: 198 hp
After
Max torque: 302 @ 4,500 rpmMax power: 288 @ 5,450 rpmAverage torque: 277 lb-ftAverage power: 208 hp
Difference
+17 lb-ft+12 hp[/align]
Our methodology for this project was pretty straightforward. For any given part, we had to have before and after dyno sheets in hand to report on that piece's effectiveness. It was as simple as that. No approximations, no unsubstantiated claims.
The 72mm throttle body I just purchased from ZZ Performance is a stock throttle body with the screen removed, then bored oversize. They are happy with the stock MAF.
Wayne
http://www.cardomain.com/ride/2319272
Wayne
http://www.cardomain.com/ride/2319272
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