{"product_id":"champion-spark-plug-851","title":"Champion Spark Plug 851","description":"\u003ch2 data-section-id=\"rmw5tv\" data-start=\"132\" data-end=\"146\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"147\" data-end=\"433\"\u003eThe Champion Spark Plug 851 (DJ6J) is a dependable OE-type replacement spark plug designed for reliable ignition performance in small engine applications. It features a copper core center electrode for improved conductivity and heat control, helping reduce fouling and extend plug life.\u003c\/p\u003e\n\u003cp data-start=\"435\" data-end=\"739\"\u003eWith a tapered seat design (no washer required), this plug provides a secure seal in compatible engines. Its compact hex size and shorter reach make it ideal for many older chainsaws, trimmers, and small engine equipment. Built to ISO and SAE standards, it delivers consistent performance and durability.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1d7mrtu\" data-start=\"741\" data-end=\"752\"\u003eFeatures\u003c\/h2\u003e\n\u003cul data-start=\"753\" data-end=\"1070\"\u003e\n\u003cli data-section-id=\"xb3q3g\" data-start=\"753\" data-end=\"787\"\u003eOE-type replacement spark plug\u003c\/li\u003e\n\u003cli data-section-id=\"jucdtd\" data-start=\"788\" data-end=\"840\"\u003eChampion Copper Plus Small Engine classification\u003c\/li\u003e\n\u003cli data-section-id=\"9pwvym\" data-start=\"841\" data-end=\"882\"\u003eDependable performance and durability\u003c\/li\u003e\n\u003cli data-section-id=\"6gye4q\" data-start=\"883\" data-end=\"958\"\u003eCopper core center electrode for improved conductivity and heat control\u003c\/li\u003e\n\u003cli data-section-id=\"1w0fym9\" data-start=\"959\" data-end=\"978\"\u003eResists fouling\u003c\/li\u003e\n\u003cli data-section-id=\"j39nqe\" data-start=\"979\" data-end=\"1012\"\u003eSuperior corrosion resistance\u003c\/li\u003e\n\u003cli data-section-id=\"d7rqmf\" data-start=\"1013\" data-end=\"1070\"\u003eBuilt to ISO and SAE standards for proven performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1072\" data-end=\"1090\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1091\" data-end=\"1921\"\u003e\n\u003cli data-section-id=\"1kv0tiu\" data-start=\"1091\" data-end=\"1114\"\u003ePlug type: \u003cstrong data-start=\"1104\" data-end=\"1112\"\u003eDJ6J\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1daj57a\" data-start=\"1115\" data-end=\"1147\"\u003ePart description: Spark Plug\u003c\/li\u003e\n\u003cli data-section-id=\"145hp0a\" data-start=\"1148\" data-end=\"1184\"\u003eGrade type: Standard Replacement\u003c\/li\u003e\n\u003cli data-section-id=\"13xlloe\" data-start=\"1185\" data-end=\"1226\"\u003eCenter electrode tip material: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"3c37w7\" data-start=\"1227\" data-end=\"1264\"\u003eCenter electrode design: Standard\u003c\/li\u003e\n\u003cli data-section-id=\"ghk91v\" data-start=\"1265\" data-end=\"1305\"\u003eCenter electrode diameter: 0.094 in.\u003c\/li\u003e\n\u003cli data-section-id=\"55pk7u\" data-start=\"1306\" data-end=\"1338\"\u003eGround electrode quantity: 1\u003c\/li\u003e\n\u003cli data-section-id=\"17jmp0w\" data-start=\"1339\" data-end=\"1380\"\u003eGround electrode tip material: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"3au8g6\" data-start=\"1381\" data-end=\"1423\"\u003eGround electrode core material: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"g34x8x\" data-start=\"1424\" data-end=\"1474\"\u003eGround electrode material: Nickel Copper Alloy\u003c\/li\u003e\n\u003cli data-section-id=\"1hmubh4\" data-start=\"1475\" data-end=\"1516\"\u003ePre-gap size: \u003cstrong data-start=\"1491\" data-end=\"1514\"\u003e0.025 in. \/ 0.64 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"14g69sh\" data-start=\"1517\" data-end=\"1556\"\u003eHex size: \u003cstrong data-start=\"1529\" data-end=\"1554\"\u003e0.625 in. \/ 15.880 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17cvo5w\" data-start=\"1557\" data-end=\"1591\"\u003eManufacturer heat range: \u003cstrong data-start=\"1584\" data-end=\"1589\"\u003e6\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qhzr6o\" data-start=\"1592\" data-end=\"1630\"\u003eSeat type: \u003cstrong data-start=\"1605\" data-end=\"1628\"\u003eTapered (no washer)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1rpxauk\" data-start=\"1631\" data-end=\"1655\"\u003eReach: \u003cstrong data-start=\"1640\" data-end=\"1653\"\u003e0.307 in.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17b9jop\" data-start=\"1656\" data-end=\"1702\"\u003eThread diameter: \u003cstrong data-start=\"1675\" data-end=\"1700\"\u003e0.551 in. \/ 14.000 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1koz3z0\" data-start=\"1703\" data-end=\"1728\"\u003eResistor type: \u003cstrong data-start=\"1720\" data-end=\"1726\"\u003eNo\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1e838sk\" data-start=\"1729\" data-end=\"1776\"\u003eElectrical terminal type: Non-Removable Nut\u003c\/li\u003e\n\u003cli data-section-id=\"18vjznu\" data-start=\"1777\" data-end=\"1794\"\u003eHex type: Hex\u003c\/li\u003e\n\u003cli data-section-id=\"rfiaup\" data-start=\"1795\" data-end=\"1818\"\u003eWasher included: No\u003c\/li\u003e\n\u003cli data-section-id=\"1nt2tzg\" data-start=\"1819\" data-end=\"1834\"\u003eIndexed: No\u003c\/li\u003e\n\u003cli data-section-id=\"1rz9ovu\" data-start=\"1835\" data-end=\"1865\"\u003eInstalled height: 1.45 in.\u003c\/li\u003e\n\u003cli data-section-id=\"1fsk5uf\" data-start=\"1866\" data-end=\"1894\"\u003eTaper diameter: 0.34 in.\u003c\/li\u003e\n\u003cli data-section-id=\"198zmx6\" data-start=\"1895\" data-end=\"1921\"\u003eSubject to Prop 65: No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1c1g7qw\" data-start=\"1923\" data-end=\"1953\"\u003eVehicle \u0026amp; Equipment Fitment\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1e4xilr\" data-start=\"1955\" data-end=\"2002\"\u003eCompatible Brands and Models (Partial List)\u003c\/h3\u003e\n\u003cp data-start=\"2004\" data-end=\"2017\"\u003e\u003cstrong data-start=\"2004\" data-end=\"2017\"\u003eMcCulloch\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2018\" data-end=\"2220\"\u003e\n\u003cli data-section-id=\"gzfc11\" data-start=\"2018\" data-end=\"2044\"\u003ePro Mac 800, 850, 8200\u003c\/li\u003e\n\u003cli data-section-id=\"1tsbyld\" data-start=\"2045\" data-end=\"2061\"\u003ePro Mac 3800\u003c\/li\u003e\n\u003cli data-section-id=\"30fze9\" data-start=\"2062\" data-end=\"2092\"\u003eMac 10 Series (4-10, 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data-end=\"2447\"\u003e1.9 Beaver\u003c\/li\u003e\n\u003cli data-section-id=\"15den29\" data-start=\"2448\" data-end=\"2455\"\u003e2.5\u003c\/li\u003e\n\u003cli data-section-id=\"15cqreo\" data-start=\"2456\" data-end=\"2463\"\u003e3.5\u003c\/li\u003e\n\u003cli data-section-id=\"15eqkzr\" data-start=\"2464\" data-end=\"2471\"\u003e4.5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2473\" data-end=\"2492\"\u003e\u003cstrong data-start=\"2473\" data-end=\"2492\"\u003eMassey-Ferguson\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2493\" data-end=\"2511\"\u003e\n\u003cli data-section-id=\"gftzku\" data-start=\"2493\" data-end=\"2511\"\u003e190, 190A, 250\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2513\" data-end=\"2521\"\u003e\u003cstrong data-start=\"2513\" data-end=\"2521\"\u003eJobu\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2522\" data-end=\"2535\"\u003e\n\u003cli data-section-id=\"1g8ucch\" data-start=\"2522\" data-end=\"2535\"\u003eLF50, LP6\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2537\" data-end=\"2545\"\u003e\u003cstrong data-start=\"2537\" data-end=\"2545\"\u003eRoot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2546\" data-end=\"2560\"\u003e\n\u003cli data-section-id=\"g7bh1i\" data-start=\"2546\" data-end=\"2560\"\u003eC110, C121\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2562\" data-end=\"2574\"\u003e\u003cstrong data-start=\"2562\" data-end=\"2574\"\u003eSpintrim\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2575\" data-end=\"2590\"\u003e\n\u003cli data-section-id=\"bmpn29\" data-start=\"2575\" data-end=\"2590\"\u003eBase models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2592\" data-end=\"2600\"\u003e\u003cstrong data-start=\"2592\" data-end=\"2600\"\u003eLear\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2601\" data-end=\"2609\"\u003e\n\u003cli data-section-id=\"1voaptp\" data-start=\"2601\" data-end=\"2609\"\u003eBase\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2611\" data-end=\"2621\"\u003e\u003cstrong data-start=\"2611\" data-end=\"2621\"\u003eTanaka\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2622\" data-end=\"2636\"\u003e\n\u003cli data-section-id=\"jn0xmj\" data-start=\"2622\" data-end=\"2636\"\u003eBumble Bee\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2638\" data-end=\"2647\"\u003e\u003cstrong data-start=\"2638\" data-end=\"2647\"\u003eEvans\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2648\" data-end=\"2662\"\u003e\n\u003cli data-section-id=\"1bkx5xx\" data-start=\"2648\" data-end=\"2662\"\u003eAll models\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMPION","offers":[{"title":"Default Title","offer_id":46421615542471,"sku":"ELE2043","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-04-16140109.png?v=1776373276","url":"https:\/\/mainstreeteshop.com\/products\/champion-spark-plug-851","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}