HeliCoil 5396-14 Sav-A-Thread HT - Ford 5.4 and 4.6 Liter Spark Plug Thread Repair
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<b>[Product Information]</b><br>
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<li>M14 x 1.25 spark plug thread repair</li>
<li>Designed for -Inch Half Thread-Inch (HT) spark plug applications in 4.6 and 5.4 liter engines</li>
<li>Allows access to deep ports</li>
<li>Positive mechanical locking feature ensures insert stability; insert will not come out</li>
<li>Utilizing the piloted reamer tap, alignment is maintained and pre-drilling is not required. Note: It is recommended that the head be removed before installation to ensure chips do not enter the cylinder</li>
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