Chev Bow-Tie Pyrometer Gauge AU3645-00406Chev Bow Tie Pyrometer Gauge2 1 16", Black Dial, Full Sweep Electrical, 0 2000F AU3645 00406 3645 00406 Features: Mount in panels, pods, or cups LED lighting Mounting hardware included Includes type K thermocouple & 8 ft wire harness Electrical or mechanical, these quality gauges have black faces silver bezels or white faces black bezels; both options have red pointers and Chevrolet Bow Tie logos. Most also have incandescent perimeter lighting.