Cal-Van 38900, Ford Spark Plug Insert Installer

• Designed to aide in repairing Two Valve Ford Modular Cylinders Heads.
• 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 mins.
• 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
• Insert size: m14-1.25
• Patented