Where do you guys get a tach signal for the dyno? Do you have to use the optical sensor or is there a wire coming off the tach amp. you can use?

I'd like to find a signal wire on my 606 but I may have to settle for having them tape the damper and fit the optical sensor.

__________________
-Evan


Benz Fleet:
1968 UNIMOG 404.114
1998 E300
2008 E63


Non-Benz Fleet:
1992 Aerostar
1993 MR2
2000 F250