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Emissions removal??

Old Oct 27, 2006 | 03:47 PM
  #1  
Burntz's Avatar
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From: Lincoln, Nebraska
Car: 1986 Trans Am
Engine: Mild 10:1 355.
Transmission: T-5
Axle/Gears: 9 bolt
Emissions removal??

So I've been fighting back and forth for weeks now wondering: New engine? Take emissions off and be happy?

From what I've heard, by removing most of the emission stuff, I can take my 150 hp mark and bump it up to 180-190, get new exhaust, and be at 215 maybe? I dont really like my cc q-jet and the million emission tubes that only create vacuum leaks.

Now, how exactly would I go about this? If I replace the Intake and Carb, what do I do with the wiring or computer? Can I just let them sit not worry? or will it mess with my camaro? What about the charcoal canister? All the tubing?

I basically need a step by step for removing it all
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Old Oct 27, 2006 | 04:26 PM
  #2  
five7kid's Avatar
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
See sig. Now, what part of these "emissions" you want to remove is holding me back? That's approximately a 300 RWHP combo, based on dragstrip performance and sea level conversion factors.

Go the FAQ Forum and look at the thread I started there on 305 engines. The CC carb is the last thing you need to replace until you get to monster mouse displacements and power outputs. Okay, if you have a manual transmission, or mainly use the car for racing, you can justify a double pumper carb. Otherwise, replacing it and removing "emissions" for the purpose of improving performance is going down the road to disappointment. Remove the emissions and change the carb, you'll go from 150 HP to approximately 150 HP. Keep the emissions and upgrade the exhaust and you'll go from 150 HP to approximately 165 HP. You need to do the things discussed in that FAQ thread to get the exhaust upgrades to do their thing.

The specific questions you are asking have been addressed on the Carb and Engine Swap forums. Leave the charcoal canister there, it doesn't hurt anybody.

I don't recall the details of the problems you're having, and they may be solved by changing out the CC system for non-CC. That is assuming that your problems really are being driving by something that's wrong with the CC system equipment.
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Old Oct 27, 2006 | 11:02 PM
  #3  
Burntz's Avatar
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Joined: Jul 2006
Posts: 168
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From: Lincoln, Nebraska
Car: 1986 Trans Am
Engine: Mild 10:1 355.
Transmission: T-5
Axle/Gears: 9 bolt
Originally Posted by five7kid
See sig. Now, what part of these "emissions" you want to remove is holding me back? That's approximately a 300 RWHP combo, based on dragstrip performance and sea level conversion factors.

Go the FAQ Forum and look at the thread I started there on 305 engines. The CC carb is the last thing you need to replace until you get to monster mouse displacements and power outputs. Okay, if you have a manual transmission, or mainly use the car for racing, you can justify a double pumper carb. Otherwise, replacing it and removing "emissions" for the purpose of improving performance is going down the road to disappointment. Remove the emissions and change the carb, you'll go from 150 HP to approximately 150 HP. Keep the emissions and upgrade the exhaust and you'll go from 150 HP to approximately 165 HP. You need to do the things discussed in that FAQ thread to get the exhaust upgrades to do their thing.

The specific questions you are asking have been addressed on the Carb and Engine Swap forums. Leave the charcoal canister there, it doesn't hurt anybody.

I don't recall the details of the problems you're having, and they may be solved by changing out the CC system for non-CC. That is assuming that your problems really are being driving by something that's wrong with the CC system equipment.
nothings majorly wrong with it, i fixed all the suspension, and have it running fine. Im just looking to add a little more power without swapping a 350
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Old Oct 28, 2006 | 02:17 PM
  #4  
Air_Adam's Avatar
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Posts: 9,067
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From: Saskatoon, SK, Canada
Car: '83 Z28, '07 Charger SRT8
Engine: 454ci, 6.1 Hemi
Transmission: TH350, A5
Axle/Gears: 2.73 posi, 3.06 posi
Emitions equipment aren't holding back power output - the emitions TUNING is. Get a good exhaust with a high-flow cat, HO dual snorkel air cleaner, repair broken vacuum lines, and you will see more power like you want. Just removing the emitions components won't do that, because they don't pose any restriction, except maybe the factory cat.
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