my rpm isn't working ......

[Cudi973]

Do I need a sensor ... and where can I find it

 

[BrokenTalon27]

The tach operates off a signal wire from the distributor. Check the wiring.

 

[hgocasca]

Any other gauges not working?

 

[Cudi973]

Yea every thing else is going strong

 

[hgocasca]

Talon hit that nail on the head then