Threaded insert for 6.7L Ford Diesel Broken Fuel Injector Bolt. Restores mounting hole to factory new. A Broken Fuel Injector Hold Down Bolt(s), doesnâ??t need to turn a good day into a bad one. We engineered a better solution to replace not only the bolt through our injector hold down repair it, but also to strengthen the cylinder head with a zinc-plated steel insert that doubles the holding power of the injector hold-down bolt. Providing this capability can turn your bad day back into a good one, and shorten the repair time from over a week to a job that can be done in a morning. Get your customersâ?? trucks back to them this afternoon vs. next week. This insert is used with our injector hold-down repair kit. model name Nico, which will speed the repair and cycle time of the customerâ??s vehicle. Available as an individual item or value pac