Blown Spark Plug Threads on Ford Triton Engines: How to Diagnose and Repair Them

Ford’s 2-valve and 3-valve Triton V8s are notorious for stripping spark plug threads, leaving techs staring at an insert stuck to the old plug. Here’s how to diagnose the failure, choose between Sav-A-Thread, Time-Sert, and Helicoil repairs, and get the job done right the first time.