{"product_id":"ngk-cm-6-5812-spark-plug-2-pack-compatible-with-homelite-e300-oem-fit-durable-ignition","title":"NGK CM-6 5812 Spark Plug 2-Pack — Compatible with Homelite E300, OEM Fit \u0026 Durable Ignition","description":"\u003cstrong\u003eNGK 5812 CM-6 is a genuine NGK replacement spark plug designed to restore reliable ignition and smooth running in compatible Homelite, Honda, and Suzuki generator models.\u003c\/strong\u003e\n\n\u003cp\u003eIf your generator is showing signs of hard starting, uneven idle, or reduced performance, worn or fouled spark plugs are often the easiest and most cost-effective part to replace. The NGK 5812 (CM-6) spark plug is manufactured to NGK's quality standards to provide consistent sparks, dependable starts, and extended service life for commercial and industrial small engines.\u003c\/p\u003e\n\n\u003ch3\u003eWhich generators is this NGK spark plug compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis NGK CM-6 (part number 5812) is listed as a replacement for several Homelite, Honda and Suzuki generator models. Always compare your current plug's part number or consult your owner's manual to confirm fitment before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHomelite: E300\u003c\/li\u003e\n  \u003cli\u003eHonda: E300, E300 K1\/K2\/K3, E400, ED150, EM300 (and K1\/K2\/K3), EM400 (and K1), ER400\u003c\/li\u003e\n  \u003cli\u003eSuzuki: SE300\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will replacing with the NGK 5812 improve my generator's operation?\u003c\/h3\u003e\n\u003cp\u003eInstalling a fresh NGK CM-6 helps ensure a clean, strong spark at the correct gap which leads to easier starts and steadier engine speed under load. This can reduce misfires and rough idling that occur with aged or contaminated plugs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePromotes consistent ignition for reliable starting\u003c\/li\u003e\n  \u003cli\u003eHelps smooth idle and steady RPM under varying loads\u003c\/li\u003e\n  \u003cli\u003eReduces sputtering and hesitation during acceleration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features and build quality should I expect from this NGK part?\u003c\/h3\u003e\n\u003cp\u003eNGK manufactures to tight tolerances and uses materials selected for small-engine ignition demands. The CM-6 design focuses on durability and stable spark performance across typical generator operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGenuine NGK part number 5812 for authentic fit and function\u003c\/li\u003e\n  \u003cli\u003eEngineered for dependable ignition and long service life\u003c\/li\u003e\n  \u003cli\u003eManufactured to NGK quality standards for durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre there any installation or fitment tips I should know?\u003c\/h3\u003e\n\u003cp\u003eBefore replacing plugs, cool the engine and disconnect the spark plug wire. Check the new plug gap and torque to the manufacturer's spec to avoid damage or leakage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm your generator model and existing plug part number first\u003c\/li\u003e\n  \u003cli\u003eInspect and set plug gap as specified in the owner manual\u003c\/li\u003e\n  \u003cli\u003eTighten to recommended torque; avoid overtightening the threads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The NGK 5812 CM-6 two-pack is ideal for DIY maintenance technicians, fleet service teams, and generator owners who need a proven, OEM-quality replacement plug for maintenance or seasonal service. If you operate a Homelite E300, one of the listed Honda models, or a Suzuki SE300, this NGK spark plug is a direct-fit option to keep your equipment starting reliably and running smoothly. Remember to verify fitment against your existing spark plug number or your equipment manual before ordering.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the NGK 5812 CM-6 a direct replacement for Homelite E300?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The NGK 5812 (CM-6) is listed as compatible with the Homelite E300, but verify your existing plug part number first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many spark plugs are included and should I check the gap?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This listing is a 2-pack. Always check and set the spark plug gap to the manufacturer's specification before installing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":55166175150423,"sku":"B01N5HHWHX","price":38.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/ngk-5812-cm-6-front-packaging.jpg?v=1790364711","url":"https:\/\/britishgarage.co.uk\/products\/ngk-cm-6-5812-spark-plug-2-pack-compatible-with-homelite-e300-oem-fit-durable-ignition","provider":"British Garage","version":"1.0","type":"link"}