{"id":17895,"date":"2025-05-28T18:21:03","date_gmt":"2025-05-28T15:22:14","guid":{"rendered":"https:\/\/www.mwsteel.eu\/?post_type=product&#038;p=17895"},"modified":"2025-05-29T16:49:20","modified_gmt":"2025-05-29T13:49:20","slug":"hks-spark-plug-m40-x","status":"publish","type":"product","link":"https:\/\/www.mwsteel.eu\/en\/tuote\/hks-spark-plug-m40-x\/","title":{"rendered":"HKS Spark Plug M40-X"},"content":{"rendered":"<p>We offer a full selection of HKS Super Fire Racing family of spark plugs optimized for race and tuning applications, featuring reinforced ignition capabilities, durability and anti-insulation. The thermal edge of the ceramic insulator discharges to help decrease carbon deposits under long idling.<\/p>\n<p>Their iridium alloy center electrode reduces voltage requirements and improves ignition performance and durability.<\/p>\n<p>Heat ranges are designed to withstand high temperatures and pressures under demanding race conditions.<\/p>\n<p>The HKS M40-X spark plug features M12 x 19 thread and a wrench size 16 mm \/ 5\/8&#8243;.<\/p>\n<p>It is designed for small compact cars. Applications can include:<\/p>\n<ul data-sourcepos=\"29:1-37:0\">\n<li data-sourcepos=\"29:1-29:84\">Some <strong>Mitsubishi<\/strong> (e.g., i, Minica, Pajero Mini, Toppo BJ, Town Box, Delica D:2)<\/li>\n<li data-sourcepos=\"30:1-30:111\"><span class=\"citation-165\">Some <\/span><strong><span class=\"citation-165\">Suzuki<\/span><\/strong><span class=\"citation-165 citation-end-165\"> (e.g., Jimny, Swift, Alto, Carry, Every, Cappuccino, Wagon R, MR Wagon, Kei)<\/span><\/li>\n<li data-sourcepos=\"30:1-30:111\"><span class=\"citation-164\">Some <\/span><strong><span class=\"citation-164\">Daihatsu<\/span><\/strong><span class=\"citation-164 citation-end-164\"> (e.g., Boon, Coo, Mira, Move, Terios)<\/span><\/li>\n<li data-sourcepos=\"32:1-32:73\">Some <strong>Mazda<\/strong> (e.g., AZ Wagon, AZ-1, AZ-Offroad, Carol, Scrum, Spiano)<\/li>\n<li data-sourcepos=\"33:1-33:54\"><span class=\"citation-163\">Some <\/span><strong><span class=\"citation-163\">Nissan<\/span><\/strong><span class=\"citation-163 citation-end-163\"> (e.g., Moco, Ottis)<\/span><\/li>\n<li data-sourcepos=\"34:1-34:42\">Some <strong>Subaru<\/strong> (e.g., Dex, Pleo, Vivio)<\/li>\n<li data-sourcepos=\"35:1-35:111\"><span class=\"citation-162\">Certain <\/span><strong><span class=\"citation-162\">Audi<\/span><\/strong><span class=\"citation-162\"> (e.g., A3, A4, TT Quattro) and <\/span><strong><span class=\"citation-162\">Volkswagen<\/span><\/strong><span class=\"citation-162 citation-end-162\"> (e.g., Eos, Golf MK4) models.<\/span><\/li>\n<li data-sourcepos=\"36:1-37:0\"><span class=\"citation-161\">Certain <\/span><strong><span class=\"citation-161\">BMW<\/span><\/strong><span class=\"citation-161 citation-end-161\"> models (e.g., M3, Z3).<\/span><\/li>\n<\/ul>\n<p>The heat range is 40 (NGK 8 equivalent).<\/p>\n<p>The chart below illustrates the respective Denso and NGK\u00a0 heat range indexes.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-17801\" src=\"https:\/\/www.mwsteel.eu\/wp-content\/uploads\/2025\/05\/HKS-lampoarvotaulukko-325x57.jpg\" alt=\"\" width=\"530\" height=\"93\" srcset=\"https:\/\/www.mwsteel.eu\/wp-content\/uploads\/2025\/05\/HKS-lampoarvotaulukko-325x57.jpg 325w, https:\/\/www.mwsteel.eu\/wp-content\/uploads\/2025\/05\/HKS-lampoarvotaulukko-600x104.jpg 600w, https:\/\/www.mwsteel.eu\/wp-content\/uploads\/2025\/05\/HKS-lampoarvotaulukko.jpg 707w\" sizes=\"auto, (max-width: 530px) 100vw, 530px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>We offer a full selection of HKS Super Fire Racing family of spark plugs optimized for race and tuning applications, featuring reinforced ignition capabilities, durability&#8230;<\/p>\n","protected":false},"featured_media":17804,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[1046],"product_tag":[],"class_list":{"0":"post-17895","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-spark-plugs","8":"first","9":"onbackorder","10":"taxable","11":"shipping-taxable","12":"purchasable","13":"product-type-variable"},"_links":{"self":[{"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/product\/17895","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/comments?post=17895"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/media\/17804"}],"wp:attachment":[{"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/media?parent=17895"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/product_brand?post=17895"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/product_cat?post=17895"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.mwsteel.eu\/en\/wp-json\/wp\/v2\/product_tag?post=17895"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}