5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

still boggin bad... no power

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Old 09-19-2006, 01:40 AM
  #1  
jameswehner
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Default still boggin bad... no power

still boggin down.. redid the timing... kind of fixed it... gunna do plugs and wires again... 87 mustang 302..
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Old 09-19-2006, 01:48 AM
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WOTdaddy
 
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Default RE: still boggin bad... no power

check for the coil to be breaking down at high rpm, very common problem, idles fine, under load full bog from no spark situation from failing coil, heat makes the problem worse
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Old 09-23-2006, 05:32 PM
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jameswehner
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Default RE: still boggin bad... no power

not the ignition coil.... replaced that,... buddy of mine said bad mass air flow sensor??? the hottere the motor gets the worse it bogs down... put 500 in it already... nothing is fixing it.. going crazy slowly but surely...HELP!!!!
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Old 09-23-2006, 05:45 PM
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fordguy17
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Default RE: still boggin bad... no power

not enough fuel?? too much fuel??

what do your plugs look like?

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Old 09-23-2006, 06:06 PM
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jameswehner
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Default RE: still boggin bad... no power

they are fine, just replaced them too, previous ones were a little coated.. not bad though... i just keep thinkin its my timing... but it runs so damn good at idle.. its when there is a load is the problem, it gets up fine to 2500, 2800 rpms, then it just bogs and sounds like hell, then it shifts rough because the tranny is tryin to shift with the motor... i took it to a shop, they told me tps or mass air flow, i did the tps this mornign, no change... any suggestions on a mass air flow for a stock app????
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Old 09-23-2006, 06:42 PM
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BlackMustang02GT
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Default RE: still boggin bad... no power

yo dude trust me on this! i had the same problems! i spent 500 bucks on it 2 and nuttin was found, i cleaned my MAF sensor and changed my o2 sensors and BAM car runs better then ever!! so clean your MAF!!!
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Old 09-24-2006, 05:27 PM
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jameswehner
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Default RE: still boggin bad... no power

my year doesnt have a maf.. i got a code about an egr problem... im gunna mess with that... how do i convert my stang to MAF, any suggestions
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Old 09-24-2006, 05:47 PM
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86/02stang
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Default RE: still boggin bad... no power

You will need a MAF computer, a MAF sensor, and the wiring harness. You can buy all of this new and pay about $580 or you can go to a junkyard and rob them off of a MAF mustang up till 1993. After that is a whole different setup. This will cost you atleast half of that.
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