{"product_id":"acdelco-specialty-marine-copper-spark-plug-mr43t","title":"ACDelco Specialty Marine Copper Spark Plug – MR43T","description":"\u003cp data-start=\"144\" data-end=\"515\"\u003e\u003cstrong data-start=\"144\" data-end=\"160\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"160\" data-end=\"163\"\u003eThe ACDelco MR43T Specialty Marine Copper Spark Plug is designed for reliable ignition performance in marine engines, including jet boats, inboards, outboards, and personal watercraft. Engineered to maintain stable operating temperatures under varying loads, this spark plug helps support consistent engine performance in demanding marine environments.\u003c\/p\u003e\n\u003cp data-start=\"517\" data-end=\"805\"\u003eA high-quality copper core center electrode provides excellent heat transfer to help maximize durability and performance. The ribbed suppressor seal helps prevent spark flashover and misfires, while nickel-chrome alloy sheathing helps protect the center electrode from corrosion and wear.\u003c\/p\u003e\n\u003cp data-start=\"807\" data-end=\"959\"\u003eDesigned as a dependable replacement spark plug, the MR43T offers reliable ignition and efficient engine operation for a variety of marine applications.\u003c\/p\u003e\n\u003cp data-start=\"961\" data-end=\"974\"\u003e\u003cstrong data-start=\"961\" data-end=\"974\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"976\" data-end=\"1426\"\u003e\n\u003cli data-section-id=\"1p6tr49\" data-start=\"976\" data-end=\"1073\"\u003e\n\u003cp data-start=\"978\" data-end=\"1073\"\u003eDesigned for marine engines including jet boats, inboards, outboards, and personal watercraft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ks2lys\" data-start=\"1074\" data-end=\"1144\"\u003e\n\u003cp data-start=\"1076\" data-end=\"1144\"\u003eCopper core center electrode improves heat transfer and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13sra57\" data-start=\"1145\" data-end=\"1214\"\u003e\n\u003cp data-start=\"1147\" data-end=\"1214\"\u003eRibbed suppressor seal helps prevent spark flashover and misfires\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1262ctp\" data-start=\"1215\" data-end=\"1295\"\u003e\n\u003cp data-start=\"1217\" data-end=\"1295\"\u003eNickel-chrome alloy sheathing helps resist corrosion on the center electrode\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rtamiq\" data-start=\"1296\" data-end=\"1366\"\u003e\n\u003cp data-start=\"1298\" data-end=\"1366\"\u003eMaintains stable operating temperatures under varying engine loads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1w50ywl\" data-start=\"1367\" data-end=\"1426\"\u003e\n\u003cp data-start=\"1369\" data-end=\"1426\"\u003eReliable replacement spark plug for marine applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1428\" data-end=\"1455\"\u003e\u003cstrong data-start=\"1428\" data-end=\"1455\"\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1457\" data-end=\"2045\"\u003e\n\u003cli data-section-id=\"1te02i2\" data-start=\"1457\" data-end=\"1479\"\u003e\n\u003cp data-start=\"1459\" data-end=\"1479\"\u003ePart number: MR43T\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1kbt6oi\" data-start=\"1480\" data-end=\"1495\"\u003e\n\u003cp data-start=\"1482\" data-end=\"1495\"\u003eSKU: 269635\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gpz0ec\" data-start=\"1496\" data-end=\"1541\"\u003e\n\u003cp data-start=\"1498\" data-end=\"1541\"\u003eProduct type: Specialty marine spark plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x3vjbp\" data-start=\"1542\" data-end=\"1584\"\u003e\n\u003cp data-start=\"1544\" data-end=\"1584\"\u003eCenter electrode core material: Copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"paz3t5\" data-start=\"1585\" data-end=\"1632\"\u003e\n\u003cp data-start=\"1587\" data-end=\"1632\"\u003eCenter electrode tip material: Nickel alloy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17jmp0w\" data-start=\"1633\" data-end=\"1674\"\u003e\n\u003cp data-start=\"1635\" data-end=\"1674\"\u003eGround electrode tip material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t9w8zf\" data-start=\"1675\" data-end=\"1719\"\u003e\n\u003cp data-start=\"1677\" data-end=\"1719\"\u003eGround electrode configuration: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"55pk7u\" data-start=\"1720\" data-end=\"1752\"\u003e\n\u003cp data-start=\"1722\" data-end=\"1752\"\u003eGround electrode quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r5af6m\" data-start=\"1753\" data-end=\"1779\"\u003e\n\u003cp data-start=\"1755\" data-end=\"1779\"\u003eThread diameter: 14 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vqolju\" data-start=\"1780\" data-end=\"1802\"\u003e\n\u003cp data-start=\"1782\" data-end=\"1802\"\u003eSeat type: Tapered\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"u1agss\" data-start=\"1803\" data-end=\"1822\"\u003e\n\u003cp data-start=\"1805\" data-end=\"1822\"\u003eReach: 10.95 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"n9pw2w\" data-start=\"1823\" data-end=\"1845\"\u003e\n\u003cp data-start=\"1825\" data-end=\"1845\"\u003eHex size: 15.88 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18vjznu\" data-start=\"1846\" data-end=\"1863\"\u003e\n\u003cp data-start=\"1848\" data-end=\"1863\"\u003eHex type: Hex\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dujk1e\" data-start=\"1864\" data-end=\"1886\"\u003e\n\u003cp data-start=\"1866\" data-end=\"1886\"\u003eResistor type: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3h7ifq\" data-start=\"1887\" data-end=\"1912\"\u003e\n\u003cp data-start=\"1889\" data-end=\"1912\"\u003ePre-gap size: 0.04 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17h5ggh\" data-start=\"1913\" data-end=\"1943\"\u003e\n\u003cp data-start=\"1915\" data-end=\"1943\"\u003eManufacturer heat range: 3\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cg4xqu\" data-start=\"1944\" data-end=\"1973\"\u003e\n\u003cp data-start=\"1946\" data-end=\"1973\"\u003eInsulator height: 2.27 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b7wdfo\" data-start=\"1974\" data-end=\"2021\"\u003e\n\u003cp data-start=\"1976\" data-end=\"2021\"\u003eElectrical terminal type: Non-removable nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rfiaup\" data-start=\"2022\" data-end=\"2045\"\u003e\n\u003cp data-start=\"2024\" data-end=\"2045\"\u003eWasher included: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACDelco","offers":[{"title":"Default Title","offer_id":46271978930375,"sku":"ELE1847","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-09153652.png?v=1773095686","url":"https:\/\/mainstreeteshop.com\/products\/acdelco-specialty-marine-copper-spark-plug-mr43t","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}