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help with 1989 tpi

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Old Mar 7, 2009 | 05:47 PM
  #1  
kmino's Avatar
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help with 1989 tpi

Hello there. I have a 85 el camino with a 1989 350 tpi motor that was installed by someone else. i have noticed that there is no MAF sensor or no MAP sensor?? I thought you needed one of these for engine load? Or is it possible that it is using N alpha fuel injection that is just using the tps and engine speed? Would it be beneficial to install one of these systems? the car seems to run fine,maybe a little rich, the guy has been driving it like this for years? any input would be greatly appreciated. thank you
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Old Mar 8, 2009 | 12:29 AM
  #2  
19transamtpi86's Avatar
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From: Tafton,PA
Car: 1986 Trans am-Firebird
Engine: 305 TPI
Transmission: Stock
Axle/Gears: 3.73
Re: help with 1989 tpi

Originally Posted by kmino
Hello there. I have a 85 el camino with a 1989 350 tpi motor that was installed by someone else. i have noticed that there is no MAF sensor or no MAP sensor?? I thought you needed one of these for engine load? Or is it possible that it is using N alpha fuel injection that is just using the tps and engine speed? Would it be beneficial to install one of these systems? the car seems to run fine,maybe a little rich, the guy has been driving it like this for years? any input would be greatly appreciated. thank you

I would think that with out a MAP sensor the car would have no Ba**s when you press the gas. Because the map sensor tells the computer to turn the injectors on longer so if it was up to me i would think you might get a little more power with one. Idk about the MAF though i do kno some cars cant run with out them though
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Old Mar 9, 2009 | 01:57 AM
  #3  
Kevin91Z's Avatar
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From: Orange, SoCal
Car: 1990 Pontiac Trans Am
Engine: 355 TPI siamesed runners
Transmission: Tremec T56
Axle/Gears: 12-Bolt 3.73
Re: help with 1989 tpi

The MAF sensor is a round plastic piece installed in the intake tract with a 5-wire electrical plug in the bottom.

The MAP sensor is a small black rectangle connected to a vacuum port on the rear passenger side of the plenum.

Are you sure you dont have either one?
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Old Mar 10, 2009 | 07:13 PM
  #4  
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Re: help with 1989 tpi

yes i am sure that it does not have either one that is why i kind of was scratching my head??
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