Check the listing for details. 12PCS Spark Plug Port Insert For Ford Triton Motor 5.4L Replace Cal Van Tool. Condition: New. Listed at 27.31 USD. Item number:4723Product description: Type: Trim Removal Tool Manufacturer Part Number: replace # 389-100 Fitment Type: Direct Replacement Quantity:: 12 PCS Inside Diameter: 14 x 1.25mm Outside Diameter: 0.75 -16Fit for: For use on 4.6L, 5.4L and 6.8 V-10 Ford Triton Two Valve Engines For use on years 1996 to 2003. Part No. 389-100 Replacement Inserts Used With: Cal Van 38900 Set Insert size: m14-1.25Features: Designed to aide in repairing Ford Modular Cylinders Heads. Fits for 4.6L, 5.4L and 6.8 V-10 Ford Triton Two Valve Engines A quality foolproof repair system that is cost effective and fast. High quality oversized steel alloy insert will repair other inserts that fail and has no ill effects from heat transfer. Total labor time as short as 25 min.Package included: 12Pcs Spark Plug Port Insert as picture show