http://the-grayline.com/2008/11/12/change-your-spark-plugs-regularly/ The fine line of automotive news and opinion. Mon, 16 Nov 2009 06:49:30 -0600 http://wordpress.org/?v=2.8.6 hourly 1 http://the-grayline.com/2008/11/12/change-your-spark-plugs-regularly/comment-page-1/#comment-3334 Stripped Threads On Plug, Don’t Freak Out | The Grayline Wed, 20 May 2009 13:17:44 +0000 http://the-grayline.com/?p=710#comment-3334 [...] be sure to read up on why it's important to change your spark plugs [...] [...] be sure to read up on why it’s important to change your spark plugs [...]

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