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How to Repair Stripped Spark Plug Threads: Auto Clinic

Spark plugs that haven't been changed for a long time can become one with the cylinder head. Fortunately, it's possible to repair damaged threads instead of scrapping the head.

Previous Auto How-To Central Stories

How to Fix Squeaky Brakes: Auto Clinic (Published in the February 2007 issue)
How to Fix a Blank Car Stereo: Online Auto Clinic In his weekly expert Q&A;, senior auto editor Mike Allen solves the mystery of the Honda Accord's working radio gone dark—with some help from a reader. (Published in the February 2007 issue)
How to Fix Your Dented Car Door: Saturday Mechanic Door skins can be replaced without welding by grinding off the original skin's flange and drilling out the welds, then gluing the new panel in place. Inside, a step-by-step breakdown of this difficult repair. (Published in the February 2007 issue)
How to Fix Your Rattling Trailer Hitch (Published in the February 2007 issue)
Lead Additive Effects on an Unleaded Engine: Auto Clinic (Published in the January 2007 issue)
Alloy Rims Corrode, Too: Auto Clinic Car Care Tip (Published in the January 2007 issue)
How to Secure Bolts Using Threadlocker: Auto Clinic When it comes to keeping your car bolts in place, lockwashers don't work in cars. Period. Inside, your weekly expert tips on getting smarter in the garage. (Published in the January 2007 issue)
How to Silence a Hissing Engine: Auto Clinic (Published in the January 2007 issue)
How to Jumpstart Your Car Safely: Auto Clinic (Published in the January 2007 issue)
Your Dad Was Wrong A lot of traditional automotive wisdom just doesn't hold up. (Published in the January 2007 issue)
View Full Automotive: Auto How-To Central Archive

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