An instrument used to measure the distance between two metal contacts A feeler gauge could be use to measure spark plug gap, point gap or valve clearance
(Otomotiv) A device with varying thickness' for measuring the distance, or gap, between two surfaces. Feeler gauges are most often used to measure the gap on a spark plug or the gap in ignition points
A device with varying thicknesses for measuring the distance, or gap, between two surfaces Feeler gauges are most often used to measure the gap on a spark plug or the gap in ignition points