Here's another diesel tachometer option if you don't want to use the stock tach. (this one reads pulses in the fuel line using a transducer)

http://www.tinytach.com/tinytach/diesel.php#

[Linked Image]

-Pmontero


'87 Montero Diesel
'98 Porsche Boxster Electric
and more...
Greasology
NotPetroleum