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Old 05-28-2003, 04:56 PM   #20
bpmcgee
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Join Date: Mar 2003
Location: Northern Illinois
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Holley has an O2 sensor that they sell as an add-on kit to their TBI systems.

The interface is very simple -- it acts as a variable resistor. Should be a piece of cake to hook it up to a small voltmeter.

Brian
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