Innova 3551 Inductive Timing Light

• Checks timing, diagnoses a no-spark condition, checks for electronic advance/retard and more

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

• Patented Skip Circuitry Test up to 9,990 RPM

• Slim, rotating barrel for better aim at timing mark

• Protective hand guard for one-hand operation