Hot Rod 2 5/8" Air Fuel Ratio Gauge HR394SLF holley 2 V8 1991 - 1992

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Hot Rod 2 5/8" Air Fuel Ratio Gauge HR394SLF holley 2 V8 1991 - 1992Hot Rod 2 5 8" Air Fuel Ratio Gauge Features: Rugged air core movement? combined with microprocessor technology for precision and durability Full sweep provides increased accuracy Easy to read 2 5 8" size Pushbutton calibration Integrated red warning light, illuminates entire gauge red when activated Warning light output for additional warning indicator lights Analog . 5 4. 5VDC output for data logging systems LED lighting, choose between Warm White