For 4.6L, 5.4L and 6.8 V-10 Ford Triton Two Valve Engines. 4 X Spark Plug Port Insert. 389-100, 389100 14mm Insert. Insert size: m14-1.25. ⇒ Fits For For years 1996 to 2003.
For 4.6L, 5.4L and 6.8 V-10 Ford Triton Two Valve Engines. 4 X Spark Plug Port Insert. 389-100, 389100 14mm Insert. Insert size: m14-1.25. ⇒ Fits For For years 1996 to 2003.