7/16-14 Head bolt Chevy/Ford V8 thread repair kit p/n 0761D 7/16-14 Head bolt or Rocker arm Chevy/Ford V8 thread repair kit p/n 0761D includes all the tools and 5 stainless steel inserts .600 long Thread repair kit for Chevy/Ford cast iron blocks or aluminum heads solid bushing, self locking, positive placement repair