Innova 3555 Advance Timing Light

• Advance dial enables user to check base timing, mechanical advance or retard and electronic advance or retard applications.Fit Type: Universal Fit

• Works with most ignition systems: conventional, electronic and computer controlled systems - domestic and import

• Patented Skip Circuitry Test up to 9,990 RPM

• Direct reading advance scale adjusts from 0-60 degrees

• Slim, rotating barrel for better aim at timing mark