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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. (Photograph by Chris ...

When a bolt or screw breaks off it leaves the hot rodder feeling befuddled and without hope. But take heart—Summit Racing Equipment, Harbor Freight, and Dave Akard of Burbank Speed are here to help ...

A bloody hand streaks through the air, discharging the offending 1/2-inch-drive ratchet into an excursion through the garage wall. The only thing more piercing than the pain is the howl of agony that ...

We’re working on a numbers matching 1970 Corvette 350 engine block that arrived at our machine shop with a stripped motor ...

Thread repair kids allow damaged threads in a hole to be removed and replaced with new threads of the same size. They may also be used to provide strong threads in soft materials such as aluminum. A ...