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Old Jan 10, 2008 | 12:51 AM
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Default A/F gauge

I have been contemplating putting in autometer gauges and I already have a volt and AF gauge. I have a stock 76, is there a way of putting in the A/F gauge in, is it worth it? I've read others putting that gauge in but didn't notice what year car they had.
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Old Jan 10, 2008 | 01:14 AM
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I put all the extra gauges on the passenger side, as you can see on "My Corvette Photos".
It's the easiest & quickest way for wiring and not a problem for passenger knees
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Old Jan 10, 2008 | 08:58 AM
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Originally Posted by EyeLuvCorvettes
I have been contemplating putting in autometer gauges and I already have a volt and AF gauge. I have a stock 76, is there a way of putting in the A/F gauge in, is it worth it? I've read others putting that gauge in but didn't notice what year car they had.
You will have to weld a O2 bung into your exhaust system somewhere close to the exhaust ports if possible to get the gauge to work. It is a simple task for a muffler shop to do and after that it's just a matter of running the wires to the O2 sensor back to the gauge. I just got some
C2 gauges and found that some vendors on the Ebay were about $60.00 cheaper then Summit for the wideband A/F meter. One of the vendors I used has an option for best price you have to offer and I got my A/f gauge and kit for 300 plus shipping, houstonvett
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Old Jan 10, 2008 | 09:29 AM
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Here is mine. I love it.
Bee Jay
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Old Jan 10, 2008 | 05:54 PM
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This is the A/F gauge I have

http://www.jegs.com/webapp/wcs/store...10002_84020_-1

What's the difference between wideband and the regular A/F meter I have? I'm guessing the gauge I have will not work and I need to buy an wideband gauge.
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Old Jan 10, 2008 | 06:44 PM
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Originally Posted by EyeLuvCorvettes
This is the A/F gauge I have

http://www.jegs.com/webapp/wcs/store...10002_84020_-1

What's the difference between wideband and the regular A/F meter I have? I'm guessing the gauge I have will not work and I need to buy an wideband gauge.

That gauge will just provide some novelty value.... it will constantly flicker the leds from one end to the other with minimal change in throttle position. Not real informative unless you have an extreme case of bad jetting and it is constantly staying lean or rich. It is in fact, too sensitive to provide good feedback.

Wideband AFR meters are used for tuning, to precisely setup the carb.
A wide band AFR gauge will actually indicate the air fuel ratio across a wider range of values, and provide good feedback on carby jetting across all rpm and load conditions. Very good for dialing in the carb for max performance and economy.
They are popular in turbocharged applications to monitor tune state when using variable high boost pressures..... a lean boosted fuel mix will quickly destroy an engine.

If your carbie is already setup properly, it wouldn't provide too much benefit at all.
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Old Jan 10, 2008 | 11:24 PM
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Thanks for your explanation, I unfortunately bought that gauge during my "tuner" days (if you could even call it that - me and my friend who both own muscle cars now define those years as the ricer years/lost years, what have you). I did notice that it didn't move all that much until my o2 sensor went bad.


So what other gauges have people put in replacement of the clock?
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Old Jan 11, 2008 | 02:17 AM
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Originally Posted by EyeLuvCorvettes
Thanks for your explanation, I unfortunately bought that gauge during my "tuner" days (if you could even call it that - me and my friend who both own muscle cars now define those years as the ricer years/lost years, what have you). I did notice that it didn't move all that much until my o2 sensor went bad.


So what other gauges have people put in replacement of the clock?
Oil Temperature is, I think, the most useful
Battery Volts,
Fuel Pressure,
Manifold Vacuum/Boost,
Heads Temperature...
AutoMeter.com has a VERY LARGE choice of gauges...
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Old Jan 11, 2008 | 06:43 AM
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Originally Posted by EyeLuvCorvettes
So what other gauges have people put in replacement of the clock?
I replaced my faulty electric clock with....... a quartz movement clock

If you're running an auto, and you do a bit of racing, then trans oil temp is useful. Running a high powered engine and high stall converter will quickly elevate temps.
I have a vehicle ( turbo 4.0 litre inline 6 ~ 400 rwhp) and have two electric temp senders... one mounted to measure engine oil temp, the other mounted to measure trans temp. I use a switch activated relay to display either sender on the one oil temp gauge..... 2 gauges in one

cheers
tom

Last edited by OzzyTom; Jan 11, 2008 at 06:50 AM.
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