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We're often reminded through the questions we receive via our contact form that certain topics, though covered years ago, remain new to some individuals. Below, we address one such inquiry and provide additional resources such as articles and videos to assist newcomers navigating similar issues.Question:  I have a 2007 Kia Sedona 3.8 liter engine. I'm putting in a salvage engine and the upper idler pulley has stripped threads. It uses an M10X1.5 bolt. Question is should I use a Heli Coil or …

WiseAutoTools.com © Summary: Information on the Mountain 9200 kit and measurements of the MTN-9201 replacement spark plug thread insert. Yes, we sell the MTN-9201. It’s a replacement spark plug insert that’s installed with the Mountain 9200 spark plug thread repair kit typically used on Ford 4.6, 5.4 and 6.8 liter engines with 2 valves per cylinder SOHC. The Mountain 9201 replacement spark plug insert is a stainless alloy steel insert that lasts the lifetime of an engine when repairing …

DennisB WiseAutoTools.com © Summary: Part of our ongoing effort to help make spark plug threads great again. Seriously, we specialize in thread repairs and this is a brief article on do's and don'ts in regard to spark plug thread repair. Spark plug threads in an engine can deteriorate when they’re loose due to vibration, resulting in a sparkplug blowout. Aluminum threads in the cylinder head can also be damaged if cross threaded or “seize” due to dislike metals. Ford 2V engines typical …