Trail Tech TTO Engine Temp Meter - 12mm Plug - 72-ET2

NEW TRAIL TECH TTO ENGINE TEMPERATURE GUAGE  FITS: ALL ENGINES WITH 12MM SPARK PLUG   Remove crush washer from your 12MM spark plug Replace crush washer with temp. sensor and install plug All instructions included User selectable display: 30-500°F or 0-260°C Measures current and maximum temperature, resettable Spinning-arrow activity icon Flashing dot indicates 6 second sample rate Peel-n-Stick or Bolt-on Waterproof Wire measures 550MM