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Fuel Eco?

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Old Mar 8, 2013 | 11:11 PM
  #1  
travisgold's Avatar
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From: The Okanagan, British Columbia
Car: 1984 Camaro Z28
Engine: 305
Transmission: 700R4
Axle/Gears: 3.42
Fuel Eco?

I own a 1984 Z28 with the 5.0l H.O. and its worse on gas the my 02 Silverado..

It burns $45 in a 45min time period, all highway, and kept in overdrive at low idles. I replaced the air filter, and cleaner all the plugs and its still terrible on gas. I don't think it should be this bad, can anyone give me any suggestions on how to fix it? I was thinking of replacing the computer controller carb for a non computer 1970s qudra.
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Old Mar 9, 2013 | 08:01 AM
  #2  
ex-x-fire's Avatar
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Re: Fuel Eco?

How does it run? If its running that rich it would be nearly undriveable. I'd check for fuel leaks.
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Old Mar 9, 2013 | 10:31 AM
  #3  
Atilla the Fun's Avatar
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From: Northern Utah
Car: seeking '90.5-'92 'bird hardtop
Engine: several
Transmission: none
Axle/Gears: none
Re: Fuel Eco?

That computer control is why the L69 / T5 / 3.73 combo was EPA-rated to get 27 MPG. Fix it rather than fighting it.
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Old Mar 9, 2013 | 10:57 AM
  #4  
travisgold's Avatar
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Joined: Jan 2011
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From: The Okanagan, British Columbia
Car: 1984 Camaro Z28
Engine: 305
Transmission: 700R4
Axle/Gears: 3.42
Re: Fuel Eco?

Originally Posted by ex-x-fire
How does it run? If its running that rich it would be nearly undriveable. I'd check for fuel leaks.
It runs a bit rich but I don't know how to tune a cc Quadra. Or is it even possible. The computer is obviously not doing what its suppose to.
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