{"product_id":"bosch-zqr8si302-spark-plug","title":"Bosch ZQR8SI302 Spark Plug","description":"\u003ch2\u003eOverview of Bosch OE Fine Wire Iridium Spark Plug ZQR8SI302\u003c\/h2\u003e\u003cp\u003eThe Bosch OE Fine Wire Iridium spark plug, part number ZQR8SI302, is engineered for reliable ignition performance in Mini Cooper vehicles. Designed with precision materials and specifications, this spark plug supports efficient combustion and consistent engine operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Mini Cooper models\u003c\/li\u003e\n\u003cli\u003eIridium center electrode tip for durability\u003c\/li\u003e\n\u003cli\u003eCopper ground electrode core for effective conductivity\u003c\/li\u003e\n\u003cli\u003e6000 ohm resistance for noise suppression\u003c\/li\u003e\n\u003cli\u003eFlat seat type with 26.5 mm reach and 12 mm thread diameter\u003c\/li\u003e\n\u003cli\u003ePre-gap size of 0.95 mm for optimal spark\u003c\/li\u003e\n\u003cli\u003eHex size 14 mm for standard installation tools\u003c\/li\u003e\n\u003cli\u003eProjected ceramic insulator for improved insulation\u003c\/li\u003e\n\u003cli\u003eManufacturer heat range rating of 8\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetails on Bosch OE Fine Wire Iridium Spark Plug Features\u003c\/h2\u003e\u003cp\u003eThe Bosch OE Fine Wire Iridium spark plug ZQR8SI302 features a platinum-iridium center electrode tip combined with a nickel-yttrium and copper core, enhancing electrode longevity and stable spark delivery. The ground electrode uses copper with a standard tip design and configuration, ensuring consistent spark gap and ignition reliability. The spark plug includes a 6000 ohm resistor to reduce electromagnetic interference, protecting vehicle electronics. Its flat seat and 26.5 mm reach are designed to fit Mini Cooper engines precisely, while the 14 mm hex size allows for straightforward installation and removal.\u003c\/p\u003e\u003ch2\u003eAbout the OE Fine Wire Iridium Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Fine Wire Iridium line by Bosch focuses on delivering spark plugs with fine wire iridium tips that provide precise ignition and extended service life. This product line balances durability and performance by using advanced materials such as platinum-iridium and nickel-yttrium alloys. The ZQR8SI302 spark plug exemplifies this approach, offering a combination of resistance, heat range, and electrode design tailored for specific vehicle applications like the Mini Cooper.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or fouled spark plugs in Mini Cooper engines\u003c\/li\u003e\n\u003cli\u003eImproves ignition stability and combustion efficiency\u003c\/li\u003e\n\u003cli\u003eReduces misfires and rough idling\u003c\/li\u003e\n\u003cli\u003eHelps maintain fuel economy by ensuring proper spark timing\u003c\/li\u003e\n\u003cli\u003eMinimizes electromagnetic interference affecting vehicle electronics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Bosch ZQR8SI302 spark plug, ensure the engine is cool to prevent thread damage. Use a torque wrench to tighten the spark plug to the manufacturer’s specifications, typically around 18-22 Nm for Mini Cooper applications. Verify the pre-gap size of 0.95 mm before installation, adjusting if necessary. The 14 mm hex size fits standard spark plug sockets, and the flat seat design requires proper seating to avoid compression leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBosch spark plugs, including the OE Fine Wire Iridium ZQR8SI302, are manufactured to meet strict OEM standards for fit, form, and function. The use of high-quality materials such as ceramic insulators and iridium tips ensures durability and consistent performance. While specific warranty details may vary, Bosch typically offers coverage against manufacturing defects, supporting reliability for Mini Cooper ignition systems.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":44531876364469,"sku":"BBHK-ZQR8SI302","price":22.86,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_ZQR8SI302_Fro.jpg?v=1775060724","url":"https:\/\/www.partcatalog.com\/products\/bosch-zqr8si302-spark-plug","provider":"PartCatalog","version":"1.0","type":"link"}