Are Jet engine % Tachometers interchangeable between engines or are they set
to a specific engine?

"Brien" > wrote in message
...
> Are Jet engine % Tachometers interchangeable between engines

No but some are interchangeable with the Main Rotor one.

>or are they set
> to a specific engine?

No they are set to a particular rev/min (rpm)

Slatts