- Hand held tester generates a trigger signal to check the operation of MSD Multi channel Ignitions including MC4 and Nitro Harley.
- LCD display shows the simulated RPM and can be used to confirm the operation of rev limits, rpm activated switches, shift lights and tachometers
- Additional circuit will check the operation of cam sync signals
- Triggers through breaker points, amplifier and magnetic pickup trigger inputs from the MSD Ignition
- Can be used on 1, 2, 4-cylinder engines