 (Click image for a larger view) | Convenient Gap Gauge for all Champion and Tempest massive electrode spark plugs. Slider design keep gauge wires stowed away when not in use. • Retractable slider design • Includes wires for .015", .019", .018", and .022" • Works with all Champion and Tempest Massive Electrode Spark Plugs • Replacement Wire Gauges are available. 1lbs shipping weight. |