Fittings such as these, for connecting a compressed air line to the spark plug hole for valve support, are available at most auto parts stores. Occasionally it is necessary or desirable to inspect or ...

Those wound-up pieces of high-tensile steel under your rocker arms work so hard closing your valves over millions of cycles that they could probably use a replacement right about now. We're talking ...

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Sami Allen is the managing editor at Forbes Home, with over seven years of experience in the home space and 10 years of editing experience. Sami Allen is the managing editor at Forbes Home, with over ...