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90 tpi....speed density or maf

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Old Apr 26, 2002 | 12:42 AM
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maddmonkees90rs's Avatar
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90 tpi....speed density or maf

did the 90 tpi come in sd or maf? cus i saw a post for a 90 tpi out of a gta but he said it has a maf sensor. is that correct? is the gta diffrent from camaros or do u think it was an error on the ebay post. thank for the info
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Old Apr 26, 2002 | 12:43 AM
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Should be SD...
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Old Apr 26, 2002 | 08:00 AM
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TPIterror's Avatar
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From: N.J. USA
Car: Formula
Engine: 305 TPI
Transmission: M5
All 90-92's are Speed Density
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Old Apr 26, 2002 | 11:57 AM
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This is from a 1990 year model Trans-am GTA with a 5.0L engine. This is a complete system with fuel rails, upper and lower intake, fuel injectors, computer, mass air sensor and harness. This would make a great kit for a hot-rod or upgrade your TBI system on your Camaro or Firebird. If there is anything else you need please e-mail me. paypal, money order or cashiers check, this item to ship UPS



that is the post on the ebay auction. mass air sensor is that the maf sensor or is that another sensor for speed density. im askin cus i need the harness and im willing to buy the whole system so i could just get the harness. and i want to make sure its the harness for a 90 tpi engine. thanks for the help guys
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Old Apr 26, 2002 | 12:18 PM
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From: Texas
harness ID

one of easy ways to check whether it is SD or MAF is to ask how many ECM plugs the harness has. The SD harness has 3 plugs for the ECM and the MAF has two. Also ask for the ECM service tag #.
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Old Apr 26, 2002 | 12:33 PM
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smart gruvin... can i use the harness out of the gta for my camaro and have no probs? thanks
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Old Apr 26, 2002 | 09:47 PM
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From: Tulsa, OK
You may have some issues with wire lengths depending on the completeness of the harness. The battery is on opposite sides of the car for the two vehicles. Everything else should fit given a like year.
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