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90mm MAF on 4.6?

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Old Aug 19, 2008 | 10:07 AM
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90mm MAF on 4.6?

Does anyone know if a lightning 90mm MAF sensor would work on a 97 f150 with a 4.6?....if so would it be plug n play or would i have to do something else to make it work...thanks for any help.
 
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Old Aug 19, 2008 | 11:08 AM
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so from what ive found, id need to tune my ecu correct?
 
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Old Aug 19, 2008 | 03:01 PM
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You will need new injectors that are calibrated for the 90mm MAF and custom tuning. It is not a direct plug and go deal, and it is a waste of money on a truck without extensive mods, heads, cams, turbo, etc.
 
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Old Aug 21, 2008 | 05:59 AM
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From: missing Texas...
Originally Posted by doitonall4s
so from what ive found, id need to tune my ecu correct?
you'll need a retune and larger injectors are recomended however without mods it's a waste of money

worked heads, cams, intake and long tubes with a good exhaust could warrant the need for a 90mm MAF and larger injectors
 
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Old Aug 21, 2008 | 12:03 PM
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Originally Posted by tarajerame
you'll need a retune and larger injectors are recomended however without mods it's a waste of money

worked heads, cams, intake and long tubes with a good exhaust could warrant the need for a 90mm MAF and larger injectors
Isn't that what I said
 
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Old Aug 21, 2008 | 04:48 PM
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ok thanks guys i was jus checkin before i made a dumb purchase. looks like now i need to work over a set of PI heads, pop in some cams, get a killer intake, get some big injectors, a bigtime fuel pump, some sweet pistons, get the longtube headers ive been debating over for a year, and then ill buy a mass air flow sensor
 
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Old Aug 21, 2008 | 11:41 PM
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Sounds good, the intake I suggest would be a stock PI truck intake, they performed best on a dyno test done by muscle mustangs I believe. I just bought a stock PI intake to match my heads for $0.99 on ebay
 
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Old Aug 22, 2008 | 04:49 AM
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sweet now i have some ideas to go with hey joshmac i see you have the larger precision products intake elbow..where did you order it from and how much if you dont mind..any difference in power or fuel consumption
 
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Old Aug 22, 2008 | 01:01 PM
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No, they don't make a aftermarket elbow that fits the trucks, many places list the part for a F150, but they do not make one. I pulled mine off and did all the work myself, I matched it to the 75mm professional products TB, and then gastket matched to the upper intake. I went through with the dremel and smoothed up the casting lines, and the vacuum ports and then finished it with a fine grit polishing paper. I don't feel any difference in power, but my plugs are shot, so I can't really tell.
 
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Old Aug 23, 2008 | 04:23 AM
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ok thanks for the info i bought the throttle body n it said they had the elbow but, yea i cant find it anywhere so thanks for lettin me know what you did
 
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Old Aug 27, 2008 | 03:31 PM
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From: missing Texas...
Originally Posted by joshmac4.6
Isn't that what I said
yup just seconding your opinion
 
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