🔩 Fix it right, drive it proud! Durable materials ensure long-lasting performance. Repair damaged spark plug threads effortlessly! Everything you need: 8 inserts, core drill, tap, guide, and plug. Precision-crafted for 2004-2008 Ford, Lincoln, and Mercury vehicles. Step-by-step guide for a hassle-free repair experience. 16mm x 1.5 Insert Precision engineered Includes 8 inserts The Cal-Van Tools 39300 Ford Triton 3 Valve Insert Set is a specialized repair kit designed for 2004-2008 Ford, Lincoln, and Mercury vehicles with three valve engines. It includes 8 precision-engineered inserts, a core drill, tap, guide, and insert plug, making it the ultimate solution for repairing damaged spark plug cylinder threads. With user-friendly instructions, this kit ensures a seamless repair process, allowing you to maintain your vehicle's performance and reliability.