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The Stack Wideband Lambda Gauge is a very useful tuning aid with a digital and LED display providing an accurate real time readout of either air/fuel ratio or lambda. The gauge has a 0-4 volt output to enable connection to a data logger or an ECU to provide real time closed loop feedback for improved fuel mapping. An alarm is featured to give a warning of dangerous lean fuelling which can lead to engine damage. The leanest value can also be viewed by using the peak recall facility.Programmable alarm to warn you of dangerous lean conditionPeak recall of leanest value during the last runSelectable for all fuel types with AFR from 6:1 to 20:1Supplied complete with a heated Bosch LSU 4.9 sensor (plus stainless steel mounting boss) and a wiring harness.
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