If 14 mm threads. Do like a freind of mine does. Take a bolt cut groove in it from tip of bolt toward the heads. In other words make a notch like a tap. He has done this numerous times to chase a thread. If 14mm sparkplug take old plug and do it to it.
1989 Mustang 2.3 turbo, rebuilt SVO motor, 88 computer,vam upgrade, adjustable boost control, intercooler, c-4 trans
, 7.5 345 turbocoupe rearend, motorsport driveshaft, Black interior.
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