I looked in the search for a couple hrs. yesterday and no luck is there a stright how to on how to do this 
i have a 4 speed with out tach and i putting in one with a tack is there any extra wiring needed and also how to relearn passlock
thanks for the help
 
 
Its plug and play as long as the new cluster has a mechanical odometer.
Passlock is: Start the car and let it die.  Then leave the key in the run position for 10 minutes.