I am not an Engineer, the tests used by Formotion Products as mentioned on their web site, comments ? While not researched, anyone recall tests performed by other vendors ?
Gravel Bombardment Testing
Altitude Testing
Talladega On Track Testing
Vibration Simulation Testing
Weathering Testing
Solar Radiation Testing
Ramp Temperature Testing -40F to 140F
Mechanical Stress Testing
Fine Motorsport Instruments: Motorcycle & Automotive Clocks & Motorcycle and Automotive Thermometers - Motorcycle Handlebar Accessories
MotorSport magazine, published in the UK and available at Barnes & Noble etc, has had advertisements on replacement gauges and rebuilding services