{"id":27597,"date":"2020-03-23T17:40:05","date_gmt":"2020-03-23T07:40:05","guid":{"rendered":"https:\/\/www.emmetts.com.au\/shop\/?post_type=product&#038;p=27597"},"modified":"2026-05-15T07:24:48","modified_gmt":"2026-05-14T21:24:48","slug":"spark-plug-m78543","status":"publish","type":"product","link":"https:\/\/www.emmetts.com.au\/shop\/product\/spark-plug-m78543\/","title":{"rendered":"Champion Spark Plug M78543"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p><strong>John Deere Part Number: M78543<\/strong><\/p>\n<ul>\n<li>RC12YC<\/li>\n<li>Must be ordered in packs of 4 if coming from John Deere<\/li>\n<\/ul>\n<p>Fits on:<\/p>\n<ul class=\"FitsOn__ModelsContainer-htwHWL eaWvOn MuiBox-root css-1w3fk6e\">\n<li class=\"MuiTypography-root MuiTypography-body1 css-1fz6teg\">7G18<\/li>\n<li class=\"MuiTypography-root MuiTypography-body1 css-1fz6teg\">13HP<\/li>\n<li class=\"MuiTypography-root MuiTypography-body1 css-1fz6teg\">15HP<\/li>\n<li 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