Description:

PART TYPE Adapter. Part #5608. 7 inches long.. THREAD 12mm male / 14mm female. Connects to 14mm thread compression testers.. COMPATIBILITY Compatible with Ford 4.6L, 5.4L, 6.8L 3-valve engines (2008+).. USE Attach adapter insert into spark plug hole connect tester perform test.. Fitment: GRABOTE 12mm Compression Tester Adapter Compatible with Ford 4.6L, 5.4L, 6.8L 3-Valve Engines (2008 and Newer) with 12mm Spark Plugs.