{"product_id":"ngk-3346-br7ef-v-power-spark-plug","title":"NGK 3346 BR7EF V-Power Spark Plug","description":"\u003ch3 data-section-id=\"hxsibk\" data-start=\"162\" data-end=\"179\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-start=\"180\" data-end=\"489\"\u003eThe NGK 3346 BR7EF V-Power Spark Plug is designed to deliver improved ignition performance over conventional nickel plugs. Featuring NGK’s signature V-groove center electrode, this plug enhances spark exposure to the air-fuel mixture, resulting in quicker starts, smoother idle, and more efficient combustion.\u003c\/p\u003e\n\u003cp data-start=\"491\" data-end=\"846\"\u003eBuilt for OE-style applications, the BR7EF includes a solid copper core for superior heat dissipation and consistent performance across a wide temperature range. NGK’s high-grade alumina silicate ceramic insulator ensures excellent dielectric strength, while trivalent metal plating helps prevent corrosion and seizing for easier installation and removal.\u003c\/p\u003e\n\u003cp data-start=\"848\" data-end=\"1009\"\u003eThis plug is ideal for vehicles originally equipped with standard nickel spark plugs and is not recommended for applications requiring platinum or iridium plugs.\u003c\/p\u003e\n\u003chr data-start=\"1011\" data-end=\"1014\"\u003e\n\u003ch3 data-section-id=\"q4c1cr\" data-start=\"1016\" data-end=\"1029\"\u003eFeatures:\u003c\/h3\u003e\n\u003cul data-start=\"1030\" data-end=\"1482\"\u003e\n\u003cli data-section-id=\"xvrxol\" data-start=\"1030\" data-end=\"1092\"\u003eV-groove nickel center electrode for improved ignitability\u003c\/li\u003e\n\u003cli data-section-id=\"1umt1rq\" data-start=\"1093\" data-end=\"1128\"\u003eFaster starts and smoother idle\u003c\/li\u003e\n\u003cli data-section-id=\"j2ndk2\" data-start=\"1129\" data-end=\"1183\"\u003eOE or equivalent design for consistent performance\u003c\/li\u003e\n\u003cli data-section-id=\"cwb746\" data-start=\"1184\" data-end=\"1236\"\u003eSolid copper core for efficient heat dissipation\u003c\/li\u003e\n\u003cli data-section-id=\"1car1w3\" data-start=\"1237\" data-end=\"1308\"\u003eHigh-grade ceramic insulator for durability and dielectric strength\u003c\/li\u003e\n\u003cli data-section-id=\"bhjvk2\" data-start=\"1309\" data-end=\"1361\"\u003eCold-rolled threads help prevent cross-threading\u003c\/li\u003e\n\u003cli data-section-id=\"1tmy0tw\" data-start=\"1362\" data-end=\"1419\"\u003eTrivalent metal plating resists corrosion and seizing\u003c\/li\u003e\n\u003cli data-section-id=\"1cnvulg\" data-start=\"1420\" data-end=\"1482\"\u003eDesigned for standard nickel plug replacement applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1484\" data-end=\"1487\"\u003e\n\u003ch3 data-section-id=\"1ke4z4i\" data-start=\"1489\" data-end=\"1508\"\u003eSpecifications:\u003c\/h3\u003e\n\u003cp data-start=\"1510\" data-end=\"1521\"\u003e\u003cstrong data-start=\"1510\" data-end=\"1521\"\u003eGeneral\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1522\" data-end=\"1717\"\u003e\n\u003cli data-section-id=\"ur9mn6\" data-start=\"1522\" data-end=\"1544\"\u003ePart Number: BR7EF\u003c\/li\u003e\n\u003cli data-section-id=\"15dzedk\" data-start=\"1545\" data-end=\"1570\"\u003eService Number: BR7EF\u003c\/li\u003e\n\u003cli data-section-id=\"rf9gj7\" data-start=\"1571\" data-end=\"1593\"\u003eStock Number: 3346\u003c\/li\u003e\n\u003cli data-section-id=\"1bvyzfv\" data-start=\"1594\" data-end=\"1608\"\u003eBrand: NGK\u003c\/li\u003e\n\u003cli data-section-id=\"9kxcai\" data-start=\"1609\" data-end=\"1645\"\u003eGrade Type: Standard Replacement\u003c\/li\u003e\n\u003cli data-section-id=\"12jf5xp\" data-start=\"1646\" data-end=\"1668\"\u003eMetallurgy: Copper\u003c\/li\u003e\n\u003cli data-section-id=\"9nbfma\" data-start=\"1669\" data-end=\"1691\"\u003eResistor Type: Yes\u003c\/li\u003e\n\u003cli data-section-id=\"5yc63x\" data-start=\"1692\" data-end=\"1717\"\u003eResistance: 5000 Ohms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1719\" data-end=\"1728\"\u003e\u003cstrong data-start=\"1719\" data-end=\"1728\"\u003eShell\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1729\" data-end=\"1960\"\u003e\n\u003cli data-section-id=\"81miis\" data-start=\"1729\" data-end=\"1756\"\u003eThread Size: M14 - 1.25\u003c\/li\u003e\n\u003cli data-section-id=\"1sl50u2\" data-start=\"1757\" data-end=\"1779\"\u003eSeat Type: Tapered\u003c\/li\u003e\n\u003cli data-section-id=\"1nitmfm\" data-start=\"1780\" data-end=\"1798\"\u003eReach: 17.5 mm\u003c\/li\u003e\n\u003cli data-section-id=\"m7gk6c\" data-start=\"1799\" data-end=\"1825\"\u003eHex Size: 5\/8\" (16 mm)\u003c\/li\u003e\n\u003cli data-section-id=\"9kzcjo\" data-start=\"1826\" data-end=\"1873\"\u003eElectrical Terminal Type: Non-Removable Nut\u003c\/li\u003e\n\u003cli data-section-id=\"1chwgpn\" data-start=\"1874\" data-end=\"1906\"\u003eThread Type Standard: Metric\u003c\/li\u003e\n\u003cli data-section-id=\"1mma244\" data-start=\"1907\" data-end=\"1936\"\u003eInsulator Height: 52.5 mm\u003c\/li\u003e\n\u003cli data-section-id=\"jw434h\" data-start=\"1937\" data-end=\"1960\"\u003eWasher Included: No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1962\" data-end=\"1982\"\u003e\u003cstrong data-start=\"1962\" data-end=\"1982\"\u003eCenter Electrode\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1983\" data-end=\"2142\"\u003e\n\u003cli data-section-id=\"1c4lrp5\" data-start=\"1983\" data-end=\"2008\"\u003eCore Material: Copper\u003c\/li\u003e\n\u003cli data-section-id=\"19fyuc2\" data-start=\"2009\" data-end=\"2033\"\u003eTip Material: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"jztsuf\" data-start=\"2034\" data-end=\"2065\"\u003eDesign: Standard (V-Groove)\u003c\/li\u003e\n\u003cli data-section-id=\"g7tx6h\" data-start=\"2066\" data-end=\"2095\"\u003eProjection: Non-Projected\u003c\/li\u003e\n\u003cli data-section-id=\"1xaqxuc\" data-start=\"2096\" data-end=\"2142\"\u003eInsulator Tip Projection: 0.04 in (1.0 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2144\" data-end=\"2164\"\u003e\u003cstrong data-start=\"2144\" data-end=\"2164\"\u003eGround Electrode\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2165\" data-end=\"2288\"\u003e\n\u003cli data-section-id=\"1u1umjo\" data-start=\"2165\" data-end=\"2190\"\u003eCore Material: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"19fyuc2\" data-start=\"2191\" data-end=\"2215\"\u003eTip Material: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"1755jdi\" data-start=\"2216\" data-end=\"2240\"\u003eTip Design: Standard\u003c\/li\u003e\n\u003cli data-section-id=\"1d35cly\" data-start=\"2241\" data-end=\"2272\"\u003eGround Configuration: J-Gap\u003c\/li\u003e\n\u003cli data-section-id=\"fgxjmg\" data-start=\"2273\" data-end=\"2288\"\u003eQuantity: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2290\" data-end=\"2310\"\u003e\u003cstrong data-start=\"2290\" data-end=\"2310\"\u003eAdditional Specs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2311\" data-end=\"2412\"\u003e\n\u003cli data-section-id=\"1tvyaaq\" data-start=\"2311\" data-end=\"2335\"\u003ePre-Gap Size: 0.7 mm\u003c\/li\u003e\n\u003cli data-section-id=\"16fr0np\" data-start=\"2336\" data-end=\"2366\"\u003eManufacturer Heat Range: 7\u003c\/li\u003e\n\u003cli data-section-id=\"1odzs0e\" data-start=\"2367\" data-end=\"2398\"\u003eInsulator Material: Ceramic\u003c\/li\u003e\n\u003cli data-section-id=\"1p7i06c\" data-start=\"2399\" data-end=\"2412\"\u003eSkirt: No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2414\" data-end=\"2417\"\u003e\n\u003ch3 data-section-id=\"15hzzm7\" data-start=\"2419\" data-end=\"2432\"\u003eFitment\u003c\/h3\u003e\n\u003cp data-start=\"2434\" data-end=\"2444\"\u003e\u003cstrong data-start=\"2434\" data-end=\"2444\"\u003eJaguar\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2445\" data-end=\"2503\"\u003e\n\u003cli data-section-id=\"gj6q7t\" data-start=\"2445\" data-end=\"2474\"\u003eXJ12 V12 5.3L (1991–1992)\u003c\/li\u003e\n\u003cli data-section-id=\"1t2wnrd\" data-start=\"2475\" data-end=\"2503\"\u003eXJS V12 5.3L (1991–1992)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2505\" data-end=\"2560\"\u003e\u003cem data-start=\"2505\" data-end=\"2560\"\u003eVerify year, make, model, and engine before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":46439970144455,"sku":"ELE2157","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-04-23103722.png?v=1776965880","url":"https:\/\/mainstreeteshop.com\/products\/ngk-3346-br7ef-v-power-spark-plug","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}