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Relocate or Bypass MAF - Need Help

Old Feb 1, 2007 | 07:19 AM
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Car: 89 IROC
Engine: 305 TPI / ZZ4 cam
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Axle/Gears: Strange 3.42 w/ Auburn
Relocate or Bypass MAF - Need Help

I am swapping in a 305 TPI from an 89 IROC to replace my TBI motor. Is there a way to bypass or relocate the MAF and how do I do it. I want to put a billet air cleaner on the end of the throttle body. DO I need to move the MAF?

I am not very technical so small words will help. This is my first swap so I am trying to figure things out before the engine arrives. The engine I bought is complete (wiring harness, ecm, linkages) and running in the car.

Thanks.........
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Old Feb 1, 2007 | 08:39 AM
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From: Dayton, Ohio
Car: 1988 Trans Am
Engine: L98 355
Transmission: 700R4
Axle/Gears: 3.70
Simply put, you cannot bypass the MAF on an 89 system. So forget about the idea of sticking a cone filter on the end of the TB. As for relocation, you can pretty much put it anywhere as long as it is still in the intake tract between the filter and TB.
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Old Feb 1, 2007 | 08:51 AM
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You don't want to stick one of those stupid little cone air cleaners on the end of your throttle body anyway. That will make your engine suck warm underhood air, reducing your power output. A lot of people use those filters because they either don't know any better, or they have some wacko application where they can't easily route ducting. The MAF is the most critical part of your system. The ONLY way you can get rid of it is to convert to the 90-92 SPeed Density setup, whic uses a MAP instead of MAF. This is an involved project that would involve taking your wiring harness apart and repinning it. Definitely not worth it to run a "cool" looking air filter.
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Old Feb 1, 2007 | 08:06 PM
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From: West of Toronto
Car: 89 IROC
Engine: 305 TPI / ZZ4 cam
Transmission: Stage 2 700R4, LS1 driveshaft
Axle/Gears: Strange 3.42 w/ Auburn
OK.......bummer...any suggestions on a good cold air induction system?
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Old Feb 2, 2007 | 06:50 AM
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Car: I've had 4 thrid gens!!
Engine: Someday again I will have another!!
I like the look of the stock Camaro TPI air intake with the dual filters. There isn't much room for anything else unless you move the battery or charcoal canister.-Nick
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Old Feb 2, 2007 | 09:16 AM
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From: West of Toronto
Car: 89 IROC
Engine: 305 TPI / ZZ4 cam
Transmission: Stage 2 700R4, LS1 driveshaft
Axle/Gears: Strange 3.42 w/ Auburn
Battery will be in the trunk area. Moving the canister is not an issue. Do you have any suggestions on a good cold air intake system?
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Old Feb 2, 2007 | 09:37 AM
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Car: I've had 4 thrid gens!!
Engine: Someday again I will have another!!
SLP makes a good kit.....but its like $200. I know Summit had a sale on them for $150 in Decemeber, not sure if the sale is still on. One of the vendors on this board has them for $190.
I had some links to cold air pictures from other board members, but the links won't work???? Do search for cold air in the TPI section. You will find a lot of info and pics. -Nick

Last edited by MARO-MAN; Feb 2, 2007 at 09:41 AM.
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Old Feb 2, 2007 | 05:56 PM
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From: West of Toronto
Car: 89 IROC
Engine: 305 TPI / ZZ4 cam
Transmission: Stage 2 700R4, LS1 driveshaft
Axle/Gears: Strange 3.42 w/ Auburn
Nick,

The links worked when the message was sent to my email notification.

Thank you very much.......great info. I appreciate the time you spent.
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Old Feb 4, 2007 | 01:46 AM
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From: Pittsburgh, PA
Car: Cobalt SS/SC and 88 IROCZ
Engine: 383 TPI
Transmission: 700R4
Axle/Gears: 3.73 Eaton Posi
PM sent! i did a very similar swap. I CAN HELP!!
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