Moroso 71900 Spark Plug Indexing Washers<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Designed for use on all 14mm spark plugs</li><li>Three thicknesses in each package</li><li>Precision stamped from copper</li><li>Tapered Seat</li><li>30 per package， 10 each size</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Ou7PNZFjL.jpg" noproxy>