W86910 – PERFORM TOOL Spark Plug Thread Repair Kit, Used For Aluminum Heads With 4241 HSS Tapered Reamer/ Three 503 Stainless Steel Inserts – 5/16 Inch/ 7/16 Inch And 5/8 Inch Lengths/ Install/ Punch Tool M14 x 1.25 Thread Size

PERFORM TOOL Spark Plug Thread Repair Kit featuring Used For Aluminum Heads. Part #: PTLW86910.

Features

• Tapered Reamer Replaces The Need For A Drill Bit
• Restore Threads To The Original Sizing
• Used For Aluminum Heads
• Easy To Use
• Limited Lifetime Warranty