New CetraTM Spark Plug Leads have a non-metallic internal shield that permits use of timing lights, oscilloscopes, and other monitoring devices.
FEATURES
Monitoring engine performance is faster and easier, resulting in reduced downtime and improved operating efficiency.
SAFER-Multi-Fault Protection: Two independent insulation layers must be breached for a spark to occur. An internal conductive shield provides a safety path to ground.
May be used with BG All Weather Extensions.
May be used with unshielded spark plugs when used with BG’s CETRATM Series Extensions.