n DISTRIBUTOR EQUIPPED - 4 cycle ignition systems

n DISTRIBUTORLESS (DIS) and other 2 cycle Ignition Systems - these

type of systems are no longer equipped with distributors.

NOTE: This tachometer may not work on some vehicles with the following ignition

systems:

n Multiple Spark Ignition Systems: Consult manufacturer and/or instructions

on how to connect a tachometer to these systems.

n Direct (coil on plug) Ignition Systems: Consult the vehicles service

manual to determine if an adequate tachometer signal connector is available

for connecting an aftermarket tachometer.