I had rallye cluster updated by Tachman:
http://www.tachman.com/There is a complete list of services & prices on his website at:
http://www.tachman.com/list.htmHe has modern electronics for the tach that will work with MSD ignition. You could specify either 7,000 or 8,000 rpm tach. Here is a list of services / prices for items I had done on my rallye cluster:
1. calibrate speedometer 60.00 do you want original miles or zero, can do either at no charge
2. update tach to solid state electronics, 2 year warranty 195.00
3. calibrate working temp, oil and fuel gauges 3 x 25.00 75.00
4, alternator gauge checks good n/c
5. quartz update clock, 4 year warranty 104.00
6. polish lens 40.00
7. solid state 5 volt limiter that insures your gauges never fry 75.00
8. clock shaft, knob, set screw 48.00
9. trip reset chrome knob 30.00
10. basic cleanup, assemble 30.00
Return shipping was $24.