Performance Tool W83164 Spark Plug Rethread Kit, 14mm 192551001893 This isolator protects the bumper

This isolator protects the bumper finishes from damage and snaps into place facilitating easy installation or removal

its thin long firm legs make it Ideal to stand on

Two independent sensors

With roots in the Pacific Northwest

Made in USA - lead free

Performance Tool W83164 Spark Plug Rethread Kit, 14mm 192551001893 This isolator protects the bumperUsed to repair damaged threads of spark plug holes. Size: 14mm Used to repair damaged threads of spark plug holes. Size: 14 millimeters. This unit will re tap and enlarge the spark plug holes to accommodate the inserts. Step 1: Be sure the cylinder you're working on is on the compression stroke to ensure valves are closed. Blow any debris from the spark plug area before removing spark plug. Step 2: Apply grease on the special thread cleaning tool to