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02 sensor question

Rut

Obi Wan
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Rod,
Several people have installed them when using an A/F meter or gauge...what are your plans?
Rut
 
OP
sim

sim

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Rod,
Several people have installed them when using an A/F meter or gauge...what are your plans?
Rut
I am tuning a Weber 40 DCOE on a 1958 Sprite. I Thought this would help. If so What Meter would work with this? I can wire it for - ground if need be
thanks
sim
 

Rut

Obi Wan
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You can install a permanent mount gauge or use a portable unit in the tailpipe. I'm looking at a portable unit for my lbcs.
Rut
 
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sim

sim

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You can install a permanent mount gauge or use a portable unit in the tailpipe. I'm looking at a portable unit for my lbcs.
Rut
Not sure how an 02 sensor works. I know where it goes but does it vary resistance? If so the gauge would be an amp meter type and not a Voltage gage. My car is + ground and the gauge would be wired in series to the Battery. If there are 2 terminals on the back of the gauge, I would just wire it as needed. I guess I would need a gauge that matches the sensor. Any idea why this 02 sensor is dirt cheap compared to others that cost over 200 dollars?
 
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to do any real tuning you need a wideband O2 sensor and matching gauge.
 

Billm

Yoda
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The O2 sensor produces voltage. When it is reading the correct mixture it will read .7 volts (that is 7/10 of a volt)
BillM
 

Rut

Obi Wan
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My link didn't show up in my previous post, but this is the route I plan on going. I thought about installing an analog gauge, but I only need it when I'm tuning up a car. I've read a variety of posts on different forums and the in dash digital meter is too hard to read when running, but the analog works well without jumping around. A tail pipe sniffer looks like it works as well as a bung.
Rut
https://www.innovatemotorsports.com/products/lm2.php
 

nomad

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This would be a great way to tune but with the prices asked I guess the only sniffer I will be using is my nose! Would be slick if a club could own one.

Kurt.
 
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sim

sim

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My link didn't show up in my previous post, but this is the route I plan on going. I thought about installing an analog gauge, but I only need it when I'm tuning up a car. I've read a variety of posts on different forums and the in dash digital meter is too hard to read when running, but the analog works well without jumping around. A tail pipe sniffer looks like it works as well as a bung.
Rut
https://www.innovatemotorsports.com/products/lm2.php
HI
I think this is the same https://www.ebay.com/itm/INNOVATE-L...hash=item565b7788d4&item=370901747924&vxp=mtr
If I buy one would would any here be interested in renting it for a week for 50.00 I pay the shipping to you and you pay the shipping back to me.
 
OP
sim

sim

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My link didn't show up in my previous post, but this is the route I plan on going. I thought about installing an analog gauge, but I only need it when I'm tuning up a car. I've read a variety of posts on different forums and the in dash digital meter is too hard to read when running, but the analog works well without jumping around. A tail pipe sniffer looks like it works as well as a bung.
Rut
https://www.innovatemotorsports.com/products/lm2.php
I just talked to a sales person the problem with a tail pipe set up is a possible air leak in the exhaust pipe. Said it would be better to install a bung. Now the question is to go with just the test set up or gauge. eyes on the gauge may cause a problem when driving. Go Pro can be set up to watch gauge. Need to think on this
 

Rut

Obi Wan
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I've seen the pros and con discussed on several forums and the sniffer needs to go up far enough to keep it in the exhaust stream. If you have a muffler with a short tailpipe it could present a problem.
Rut
 
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sim

sim

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I've seen the pros and con discussed on several forums and the sniffer needs to go up far enough to keep it in the exhaust stream. If you have a muffler with a short tailpipe it could present a problem.
Rut
yes short pipe. I think I am close with the idle circuit I went down one jet size and it no longer stumble anywhere in the idle range. the color tune plug still says in it is a little rich. so I will try a F6 air corrector it has an F8 now. I think when I get that I will take it to a smog shop and see what it smells like
 
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