Looking for a good air fuel ratio gauge

Schulmann

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Hi,

I am looking for a high quality air fuel ratio gauge that can measure in the range 10 to 13. Do you have a product to recommend ?

Andras
 

KenH

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I just bought and installed the new Dynojet Wideband Commander setup last weekend. Looks like it is going to work pretty slick, though I haven't hooked up the tach input and record switch for logging yet.

It's also about the cheapest complete WBO2 setup at around $475 complete (sensor, unit, gauge, software, cabling, etc).

http://www.widebandcommander.com/

--- Ken
 

J DAWG

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I just bought and installed the new Dynojet Wideband Commander setup last weekend. Looks like it is going to work pretty slick, though I haven't hooked up the tach input and record switch for logging yet.

It's also about the cheapest complete WBO2 setup at around $475 complete (sensor, unit, gauge, software, cabling, etc).

http://www.widebandcommander.com/

--- Ken

that's a good deal especially siince it comes with the logging capability.


I bought the Innovate, which logs as well, but if I want a "gauge" style setup I have to purchase an additional digital gauge to make it work. right now it is a small box that I just put in and out of the car as needed and log runs when I am tuning.


I wish I would have known about this one before I bought mine.
 

KenH

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Here are a couple of pics of the Dynojet Wideband Commander setup.

Gauge on column pod. Works well as long as you don't care about seeing the speedometer below about 60mph.
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Controller box mounted in engine compartment.
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Schulmann

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I like the LM-1 a lot but it is a little pricy. (350$)

I never heard about Dynojet but looks good too. (530$)

I have found another good meter "Greddy" for 300$. Its precision is from 8 to 18 !

Uego AEM make also good AFR meters (400$)

These instruments are pricy because if we want to go below 12:1 AFR unit we need a new Oxygen sensor.

If somebody later needs similar meter make a research on "LAMBDA" or "AFR" on google. Lambda meter is another scientific name for this type of instrument.
 

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I have digital PLX device that is prcatically brand new and will sell it for $275 plus shipping.

It's a digital readout and goes from 10-18
 

KenH

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I like the LM-1 a lot but it is a little pricy. (350$)

I never heard about Dynojet but looks good too. (530$)

I have found another good meter "Greddy" for 300$. Its precision is from 8 to 18 !

Uego AEM make also good AFR meters (400$)

These instruments are pricy because if we want to go below 12:1 AFR unit we need a new Oxygen sensor.

If somebody later needs similar meter make a research on "LAMBDA" or "AFR" on google. Lambda meter is another scientific name for this type of instrument.

The Greddy is just a gauge, so at $300 is actually very expensive as it would be worthless with the stock O2 sensor and finding a sensor good from 8 to 18 would be tough if not impossible.

The AEM unit looks pretty good, but it has no recording or RPM pickup capability, so it is probably a good example of a minimal system that would be worth considering.

Any A/F gauge system that is worth installing is going to be a minimum of about $400 and up from what I have seen.
 
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Schulmann

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I was just shopping for Bosch wide band Oxygen sensors.
THEY ARE EXPENSIVE !!!
Bosch part numbers are
#16134
#17014
#17033
#17036
#17053

and none of them is available in Quebec ...
 

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PLX Devices Wide Band Kits
M-300
Click here to view a larger image.

Introduction:

Affordable, accurate, compact, feature packed, and simple to use are only a few words that describe our new M-Series Wideband Oxygen Sensor Controllers. Designed in the heart of Silicon Valley, California with the highest technological standards, we bring you three new wideband oxygen sensor controllers that meets the needs of every automotive tuner!

Description:

The M-Series Wideband Oxygen Sensor Controllers are extremely simple to use and to setup. They do not require complicated sensor calibration procedures nor do they require any confusing software setup. Simply, connect the power wires to a 12V source, snap the sensor wire harness with the oxygen sensor and you're ready to start measuring your automobile's air/fuel ratio within minutes!

All M-Series Controllers comes with two analog outputs, linear wideband and narrowband. Our linear wideband output gives you the freedom to interface with a number of tuning devices, such as data loggers, piggy back fuel systems and stand alone engine management systems. With the narrowband output you are able to completely replace your stock narrowband sensor and "feed" our analog signal directly into your ECU. This eliminates the hassle of welding a second sensor **** on your down pipe. Your ECU will "think" that your narrowband sensor is still there while you're measuring wideband information at the same time!


Key Features:

-Works with ANY standalone engine management system.
-Accurate Air/Fuel Ratio <0.1
-Wideband LINEAR Analog Output
-Narrowband Analog Output
-32 MHz Advanced DSP Technology
-Built in Resettable Fuse (No external fuse needed)
-Compact and Professional Design
-"Plug and Play" Installation


What's included in the M-300 kit?

-M-Series Wideband Oxygen Sensor Controller unit.
-Wideband oxygen sensor.
-8 ft plug and play wire harness for connection between the M-Series Controller and the oxygen sensor.
-4 ft wires brought out from the M-Series Controller for connections to power and analog output signals.
-Detailed installation instructions.

An optional gauge can be purchased on this page below


Click www.plxdevices.com for more information about this product.

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KenH

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The PLX system looks pretty competitive as well. I personally like an analog gauge rather than digital for easy of comprehension while driving and to match the look of the other gauges, but that's just me. Others may prefer the digital interface.

As far as an inexpensive wideband sensor, the Bosch LSU4 is used in many of these systems and it is only $59 from www.Innovatemotorsports.com. The sensor must be used with a compatible electronics before it can be used (true of all WB sensors).
 
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