{"product_id":"ngk-4972-bpmr6a-nickel-spark-plug-solid-terminal","title":"NGK 4972 BPMR6A Nickel Spark Plug (Solid Terminal)","description":"\u003ch3 data-section-id=\"hxsibk\" data-start=\"61\" data-end=\"78\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-start=\"79\" data-end=\"390\"\u003eThe NGK BPMR6A is a \u003cstrong data-start=\"99\" data-end=\"143\"\u003ecompact, short-style standard spark plug\u003c\/strong\u003e designed for small engines and powersports equipment. Built with NGK’s proven copper-core construction and durable nickel electrodes, it delivers \u003cstrong data-start=\"290\" data-end=\"365\"\u003ereliable ignition, efficient heat control, and long-lasting performance\u003c\/strong\u003e in demanding conditions.\u003c\/p\u003e\n\u003cp data-start=\"392\" data-end=\"524\"\u003eWith a \u003cstrong data-start=\"399\" data-end=\"417\"\u003e0.7 mm pre-gap\u003c\/strong\u003e and solid terminal, it’s ideal for applications requiring a secure, fixed connection and consistent spark.\u003c\/p\u003e\n\u003chr data-start=\"526\" data-end=\"529\"\u003e\n\u003ch3 data-section-id=\"1sboupi\" data-start=\"531\" data-end=\"549\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"550\" data-end=\"925\"\u003e\n\u003cli data-section-id=\"2a4oms\" data-start=\"550\" data-end=\"610\"\u003e\n\u003cstrong data-start=\"552\" data-end=\"584\"\u003eOEM-quality nickel electrode\u003c\/strong\u003e for dependable ignition\u003c\/li\u003e\n\u003cli data-section-id=\"1b5awcz\" data-start=\"611\" data-end=\"664\"\u003e\n\u003cstrong data-start=\"613\" data-end=\"632\"\u003e98% copper core\u003c\/strong\u003e for superior heat dissipation\u003c\/li\u003e\n\u003cli data-section-id=\"12rpkkp\" data-start=\"665\" data-end=\"735\"\u003e\n\u003cstrong data-start=\"667\" data-end=\"694\"\u003eTrivalent metal plating\u003c\/strong\u003e resists corrosion and prevents seizing\u003c\/li\u003e\n\u003cli data-section-id=\"1xpziq6\" data-start=\"736\" data-end=\"793\"\u003e\n\u003cstrong data-start=\"738\" data-end=\"763\"\u003eTriple gasket sealing\u003c\/strong\u003e prevents combustion leakage\u003c\/li\u003e\n\u003cli data-section-id=\"osmucp\" data-start=\"794\" data-end=\"844\"\u003eDurable \u003cstrong data-start=\"804\" data-end=\"842\"\u003ealumina silicate ceramic insulator\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1evh9lp\" data-start=\"845\" data-end=\"896\"\u003e\n\u003cstrong data-start=\"847\" data-end=\"867\"\u003eShort-style plug\u003c\/strong\u003e for compact engine designs\u003c\/li\u003e\n\u003cli data-section-id=\"1rslou1\" data-start=\"897\" data-end=\"925\"\u003e\u003cstrong data-start=\"899\" data-end=\"923\"\u003ePre-gapped at 0.7 mm\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"927\" data-end=\"930\"\u003e\n\u003ch3 data-section-id=\"e5mrjc\" data-start=\"932\" data-end=\"952\"\u003eSpecifications\u003c\/h3\u003e\n\u003cp data-start=\"954\" data-end=\"965\"\u003e\u003cstrong data-start=\"954\" data-end=\"965\"\u003eGeneral\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"966\" data-end=\"1090\"\u003e\n\u003cli data-section-id=\"o13b8g\" data-start=\"966\" data-end=\"997\"\u003ePart Number: BPMR6A (Solid)\u003c\/li\u003e\n\u003cli data-section-id=\"s9ilkp\" data-start=\"998\" data-end=\"1020\"\u003eStock Number: 4972\u003c\/li\u003e\n\u003cli data-section-id=\"9m9v3z\" data-start=\"1021\" data-end=\"1047\"\u003eHeat Range: 6 (medium)\u003c\/li\u003e\n\u003cli data-section-id=\"odlz33\" data-start=\"1048\" data-end=\"1074\"\u003eResistor: Yes (5k Ohm)\u003c\/li\u003e\n\u003cli data-section-id=\"1g0m8el\" data-start=\"1075\" data-end=\"1090\"\u003eGap: 0.7 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1092\" data-end=\"1101\"\u003e\u003cstrong data-start=\"1092\" data-end=\"1101\"\u003eShell\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1102\" data-end=\"1272\"\u003e\n\u003cli data-section-id=\"1d457ld\" data-start=\"1102\" data-end=\"1129\"\u003eThread Size: M14 x 1.25\u003c\/li\u003e\n\u003cli data-section-id=\"1w8czma\" data-start=\"1130\" data-end=\"1164\"\u003eSeat Type: Flat (crush washer)\u003c\/li\u003e\n\u003cli data-section-id=\"1xsgqj1\" data-start=\"1165\" data-end=\"1182\"\u003eReach: 9.5 mm\u003c\/li\u003e\n\u003cli data-section-id=\"by4q75\" data-start=\"1183\" data-end=\"1209\"\u003eHex Size: 3\/4\" (19 mm)\u003c\/li\u003e\n\u003cli data-section-id=\"y2vqzb\" data-start=\"1210\" data-end=\"1250\"\u003eTerminal Type: Solid \/ Non-removable\u003c\/li\u003e\n\u003cli data-section-id=\"1w5wc6x\" data-start=\"1251\" data-end=\"1272\"\u003eStyle: Short plug\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1274\" data-end=\"1288\"\u003e\u003cstrong data-start=\"1274\" data-end=\"1288\"\u003eElectrodes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1289\" data-end=\"1402\"\u003e\n\u003cli data-section-id=\"13qsebc\" data-start=\"1289\" data-end=\"1317\"\u003eCenter Electrode: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"1egn37a\" data-start=\"1318\" data-end=\"1346\"\u003eGround Electrode: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"rsnolv\" data-start=\"1347\" data-end=\"1371\"\u003eConfiguration: J-gap\u003c\/li\u003e\n\u003cli data-section-id=\"12sgm36\" data-start=\"1372\" data-end=\"1402\"\u003eProjection: Mid projection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1404\" data-end=\"1407\"\u003e\n\u003ch3 data-section-id=\"biql0s\" data-start=\"1409\" data-end=\"1433\"\u003eFitment Highlights\u003c\/h3\u003e\n\u003cp data-start=\"1435\" data-end=\"1450\"\u003e\u003cstrong data-start=\"1435\" data-end=\"1450\"\u003ePowersports\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1451\" data-end=\"1574\"\u003e\n\u003cli data-section-id=\"155fqyb\" data-start=\"1451\" data-end=\"1574\"\u003eSherco ST Racing series\n\u003cul data-start=\"1481\" data-end=\"1574\"\u003e\n\u003cli data-section-id=\"6oudlo\" data-start=\"1481\" data-end=\"1510\"\u003e125 ST Racing (2023–2024)\u003c\/li\u003e\n\u003cli data-section-id=\"1tbhovx\" data-start=\"1513\" data-end=\"1542\"\u003e250 ST Racing (2023–2024)\u003c\/li\u003e\n\u003cli data-section-id=\"1xdavdl\" data-start=\"1545\" data-end=\"1574\"\u003e300 ST Racing (2023–2024)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1576\" data-end=\"1600\"\u003e\u003cstrong data-start=\"1576\" data-end=\"1600\"\u003eTypical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1601\" data-end=\"1693\"\u003e\n\u003cli data-section-id=\"11ho773\" data-start=\"1601\" data-end=\"1617\"\u003eTrials bikes\u003c\/li\u003e\n\u003cli data-section-id=\"ybmwql\" data-start=\"1618\" data-end=\"1648\"\u003eSmall displacement engines\u003c\/li\u003e\n\u003cli data-section-id=\"1rffv4i\" data-start=\"1649\" data-end=\"1693\"\u003eOutdoor power equipment (when specified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1695\" data-end=\"1698\"\u003e\n\u003ch3 data-section-id=\"309kgt\" data-start=\"1700\" data-end=\"1723\"\u003ePerformance Notes\u003c\/h3\u003e\n\u003cul data-start=\"1724\" data-end=\"2095\"\u003e\n\u003cli data-section-id=\"ry9sjx\" data-start=\"1724\" data-end=\"1791\"\u003e\n\u003cstrong data-start=\"1726\" data-end=\"1743\"\u003eHeat range 6:\u003c\/strong\u003e balanced for general-purpose small engine use\u003c\/li\u003e\n\u003cli data-section-id=\"1wtz7zd\" data-start=\"1792\" data-end=\"1849\"\u003eShort reach (9.5 mm) — must match engine spec exactly\u003c\/li\u003e\n\u003cli data-section-id=\"17qqyzo\" data-start=\"1850\" data-end=\"1930\"\u003eSolid terminal ensures \u003cstrong data-start=\"1875\" data-end=\"1928\"\u003esecure connection in vibration-heavy environments\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ltc2pd\" data-start=\"1931\" data-end=\"2010\"\u003eDesigned for engines using \u003cstrong data-start=\"1960\" data-end=\"2008\"\u003estandard nickel plugs (not platinum\/iridium)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"g4qh28\" data-start=\"2011\" data-end=\"2095\"\u003eTypical service life: \u003cstrong data-start=\"2035\" data-end=\"2093\"\u003e~20k–30k miles \/ seasonal use depending on application\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":46440432599239,"sku":"ELE2174","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-04-23102317.png?v=1776965004","url":"https:\/\/mainstreeteshop.com\/products\/ngk-4972-bpmr6a-nickel-spark-plug-solid-terminal","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}