P7 p71teenOP Member since Apr 2011 6 posts New Orleans, LA, USA Apr 27, 2011 at 3:34 PM I am trying to install a Rpm Gauge in my 2003 cvp71 and i\\'m not sure if i need a tach adapter.
JW jwar1127 Member since May 2009 47 posts lauderhill, FL, USA 1 vehicle in the registry Apr 28, 2011 at 4:07 PM Yes you need the tach adapter.