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Trail Tech 14mm Spark Plug Temperature Meter - 72-ET3

  • Part #:
    408666
  • Manufacturer Part #:
    72-ET3
This item is no longer available
Overview of Trail Tech 14mm Spark Plug Temperature Meter - 72-ET3
  • Display engine and water temperature up to 500°F
  • Temperature accuracy within 1°F/°C
  • User selectable display in °F or °C
  • Measures and records maximum temperature (resettable)
  • Small size (1.9" x 1.0" x .59") with large, easy-to-read display
  • Three mounting options: bolt-on, handlebar mounted and pressure sensitive adhesive applications
  • Waterproof


  • Spark plug sensor type

Specs for Trail Tech 14mm Spark Plug Temperature Meter - 72-ET3

Type Gauge - Thermometer
Units Each
Weight 0.15 lbs

Alternate/OEM Part Number(s):

22120302
Specs for Trail Tech 14mm Spark Plug Temperature Meter - 72-ET3
Type Gauge - Thermometer
Units Each
Weight 0.15 lbs
Fitment for Trail Tech 14mm Spark Plug Temperature Meter - 72-ET3
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Part 408666 fits the following machines

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Browse 1 question Browse 1 question and 3 answers
How does it power up?
A shopper on Jan 4, 2017
BEST ANSWER: It has in internal battery, it is always on. I've bought 4 of these for my various bikes, mostly two-strokes. It is good insurance to avoid over heating.
Instructions and Manuals for Trail Tech 14mm Spark Plug Temperature Meter - 72-ET3