At 04:51 AM 12/6/2016, you wrote: >Hi Larry, I'd be also interested to know the identity of the sensor you >fitted and how it attaches to the O-200 rear drive. >Mike Mold ++++++++++++++++++++++++++++++++++++++++++++++++++++++
I think this is the one I have: http://aircraftproducts.wicksaircraft.com/viewitems/tachometers-accessories/westach-3-1-8-remote-head-tachometer Looks like the price has gone over the hill since I purchased mine some 15+ years ago. I hope it doesn't quit anytime soon. Larry Flesner