NGK (4730) DPR8Z Standard Spark Plug， Pack of 1<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Designed to operate over a much wider heat range than ordinary plugs</li><li>Resists carbon buildup and pre-ignition</li><li>High alumina ceramics for better heat transfer and electrical insulation</li><li>Solid copper core and nickel tipped electrode provide a longer plus life</li><li>Patented triple gasket sealing process eliminates the possibility of combustion gas leakage</li><li>Solid copper core for greater spark</li><li>Longer insulator nose prevents fouling</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Fs0VNrvdL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41OmkgmWx8L.jpg" noproxy>