{"product_id":"champion-516-spark-plug","title":"Champion 516 Spark Plug","description":"\u003ch2 data-section-id=\"rmw5tv\" data-start=\"292\" data-end=\"306\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"307\" data-end=\"701\"\u003eThe \u003cstrong data-start=\"311\" data-end=\"338\"\u003eChampion 516 Spark Plug\u003c\/strong\u003e is designed for reliable ignition performance in demanding vintage automotive, marine, agricultural, and industrial applications. Backed by Champion engineering from Federal-Mogul, this standard replacement spark plug is built for \u003cstrong data-start=\"570\" data-end=\"634\"\u003ehigh-compression engines and aggressive service environments\u003c\/strong\u003e where dependable starting and consistent combustion are essential.\u003c\/p\u003e\n\u003cp data-start=\"703\" data-end=\"1085\"\u003eManufactured with durable nickel-based electrode materials, the Champion 516 is designed to provide long service life and stable ignition performance under \u003cstrong data-start=\"859\" data-end=\"914\"\u003ehigh-temperature and high-load operating conditions\u003c\/strong\u003e. Its flat seat design, removable terminal nut, and factory pre-gap support proper installation across a broad range of legacy vehicle, engine, and equipment applications.\u003c\/p\u003e\n\u003cp data-start=\"1087\" data-end=\"1274\"\u003eThis non-resistor spark plug is a practical replacement choice for older engines requiring a conventional ignition component that preserves original fitment and operating characteristics.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1d7mrtu\" data-start=\"1276\" data-end=\"1287\"\u003eFeatures\u003c\/h2\u003e\n\u003cul data-start=\"1289\" data-end=\"1889\"\u003e\n\u003cli data-section-id=\"1u9f47l\" data-start=\"1289\" data-end=\"1360\"\u003e\n\u003cp data-start=\"1291\" data-end=\"1360\"\u003eDesigned for high-compression and aggressive operating environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"fqlkke\" data-start=\"1361\" data-end=\"1405\"\u003e\n\u003cp data-start=\"1363\" data-end=\"1405\"\u003eManufactured for long-lasting durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lqrghd\" data-start=\"1406\" data-end=\"1457\"\u003e\n\u003cp data-start=\"1408\" data-end=\"1457\"\u003eBacked by global engineering from Federal-Mogul\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1iogcbv\" data-start=\"1458\" data-end=\"1548\"\u003e\n\u003cp data-start=\"1460\" data-end=\"1548\"\u003eStandard replacement spark plug for vintage automotive, marine, and industrial engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ortswk\" data-start=\"1549\" data-end=\"1612\"\u003e\n\u003cp data-start=\"1551\" data-end=\"1612\"\u003eNickel center electrode for consistent ignition performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vqljzu\" data-start=\"1613\" data-end=\"1668\"\u003e\n\u003cp data-start=\"1615\" data-end=\"1668\"\u003eNickel copper alloy ground electrode for durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qnsbgf\" data-start=\"1669\" data-end=\"1734\"\u003e\n\u003cp data-start=\"1671\" data-end=\"1734\"\u003ePre-gapped at 0.025 in (0.64 mm) for installation convenience\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18rp6ba\" data-start=\"1735\" data-end=\"1801\"\u003e\n\u003cp data-start=\"1737\" data-end=\"1801\"\u003eFlat seat design for proper fitment in compatible applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5h8nls\" data-start=\"1802\" data-end=\"1831\"\u003e\n\u003cp data-start=\"1804\" data-end=\"1831\"\u003eNon-resistor construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"l7myly\" data-start=\"1832\" data-end=\"1889\"\u003e\n\u003cp data-start=\"1834\" data-end=\"1889\"\u003eRemovable terminal nut for flexible terminal connection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"1891\" data-end=\"1908\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"1910\" data-end=\"2666\"\u003e\n\u003cli data-section-id=\"1qpht86\" data-start=\"1910\" data-end=\"1942\"\u003e\n\u003cp data-start=\"1912\" data-end=\"1942\"\u003ePart Description: Spark Plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1w81wf2\" data-start=\"1943\" data-end=\"1984\"\u003e\n\u003cp data-start=\"1945\" data-end=\"1984\"\u003eCenter Electrode Tip Material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"42bjef\" data-start=\"1985\" data-end=\"2022\"\u003e\n\u003cp data-start=\"1987\" data-end=\"2022\"\u003eCenter Electrode Design: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qfk76e\" data-start=\"2023\" data-end=\"2062\"\u003e\n\u003cp data-start=\"2025\" data-end=\"2062\"\u003eCenter Electrode Diameter: 0.125 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1tcgx5m\" data-start=\"2063\" data-end=\"2095\"\u003e\n\u003cp data-start=\"2065\" data-end=\"2095\"\u003eGround Electrode Quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"es7l3k\" data-start=\"2096\" data-end=\"2137\"\u003e\n\u003cp data-start=\"2098\" data-end=\"2137\"\u003eGround Electrode Tip Material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"psgbmu\" data-start=\"2138\" data-end=\"2180\"\u003e\n\u003cp data-start=\"2140\" data-end=\"2180\"\u003eGround Electrode Core Material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sunzm9\" data-start=\"2181\" data-end=\"2231\"\u003e\n\u003cp data-start=\"2183\" data-end=\"2231\"\u003eGround Electrode Material: Nickel Copper Alloy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1t4bhna\" data-start=\"2232\" data-end=\"2268\"\u003e\n\u003cp data-start=\"2234\" data-end=\"2268\"\u003ePre-Gap Size: 0.025 in \/ 0.64 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1h15ne9\" data-start=\"2269\" data-end=\"2303\"\u003e\n\u003cp data-start=\"2271\" data-end=\"2303\"\u003eHex Size: 0.875 in \/ 22.230 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1eukoxx\" data-start=\"2304\" data-end=\"2335\"\u003e\n\u003cp data-start=\"2306\" data-end=\"2335\"\u003eManufacturer Heat Range: 16\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12ns31y\" data-start=\"2336\" data-end=\"2355\"\u003e\n\u003cp data-start=\"2338\" data-end=\"2355\"\u003eSeat Type: Flat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1cq6m5f\" data-start=\"2356\" data-end=\"2373\"\u003e\n\u003cp data-start=\"2358\" data-end=\"2373\"\u003eReach: 0.5 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"zuayis\" data-start=\"2374\" data-end=\"2415\"\u003e\n\u003cp data-start=\"2376\" data-end=\"2415\"\u003eThread Diameter: 0.709 in \/ 18.000 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fym0qk\" data-start=\"2416\" data-end=\"2437\"\u003e\n\u003cp data-start=\"2418\" data-end=\"2437\"\u003eResistor Type: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"2lg8h2\" data-start=\"2438\" data-end=\"2481\"\u003e\n\u003cp data-start=\"2440\" data-end=\"2481\"\u003eElectrical Terminal Type: Removable Nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cf799m\" data-start=\"2482\" data-end=\"2499\"\u003e\n\u003cp data-start=\"2484\" data-end=\"2499\"\u003eHex Type: Hex\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1eopg9d\" data-start=\"2500\" data-end=\"2529\"\u003e\n\u003cp data-start=\"2502\" data-end=\"2529\"\u003eInstalled Height: 2.34 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8yoega\" data-start=\"2530\" data-end=\"2556\"\u003e\n\u003cp data-start=\"2532\" data-end=\"2556\"\u003eTaper Diameter: 0.4 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"143vwm7\" data-start=\"2557\" data-end=\"2604\"\u003e\n\u003cp data-start=\"2559\" data-end=\"2604\"\u003eClassification: Champion Agricultural Plugs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9kxcai\" data-start=\"2605\" data-end=\"2641\"\u003e\n\u003cp data-start=\"2607\" data-end=\"2641\"\u003eGrade Type: Standard Replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15l95ca\" data-start=\"2642\" data-end=\"2666\"\u003e\n\u003cp data-start=\"2644\" data-end=\"2666\"\u003eSubject to Prop 65: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1dixaz0\" data-start=\"2668\" data-end=\"2678\"\u003eFitment\u003c\/h2\u003e\n\u003cp data-start=\"2680\" data-end=\"2821\"\u003eCompatible with a wide range of \u003cstrong data-start=\"2712\" data-end=\"2771\"\u003evintage automotive, marine, and industrial applications\u003c\/strong\u003e. Fitment examples from the provided list include:\u003c\/p\u003e\n\u003cul data-start=\"2823\" data-end=\"5931\"\u003e\n\u003cli data-section-id=\"a540j\" data-start=\"2823\" data-end=\"2987\"\u003e\n\u003cp data-start=\"2825\" data-end=\"2987\"\u003eAllard J1 (1946–1949), J2 (1950–1951), K1 (1946–1949), K2 (1950–1951), K3 (1952–1954), L (1946–1949), M (1946–1949), Monte Carlo (1952–1954), Safari (1952–1954)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xbsmny\" data-start=\"2988\" data-end=\"3035\"\u003e\n\u003cp data-start=\"2990\" data-end=\"3035\"\u003eAmerican Austin American Austin (1930–1934)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ckj7my\" data-start=\"3036\" data-end=\"3072\"\u003e\n\u003cp data-start=\"3038\" data-end=\"3072\"\u003eAmerican Bantam 5-75 (1936–1937)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"81uixb\" data-start=\"3073\" data-end=\"3148\"\u003e\n\u003cp data-start=\"3075\" data-end=\"3148\"\u003eAuburn Model 12-160, 12-160A, 12-161, 12-161A, 12-165, 1250, 850X, 850Y\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1i526ql\" data-start=\"3149\" data-end=\"3178\"\u003e\n\u003cp data-start=\"3151\" data-end=\"3178\"\u003eAustin Bantam (1930–1941)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"gx2bea\" data-start=\"3179\" data-end=\"3336\"\u003e\n\u003cp data-start=\"3181\" data-end=\"3336\"\u003eBuick Century Series 60, Limited Series 90, Roadmaster Series 80, Roadmaster Series 90, Series 40, Series 50, Series 60, Series 80, Series 90, Special 40\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"158vpd4\" data-start=\"3337\" data-end=\"3424\"\u003e\n\u003cp data-start=\"3339\" data-end=\"3424\"\u003eCadillac 341 B, 353, 355 D, 370, 370 D, 452, 452 D, Series 80, Series 85, Series 90\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"fiqfoi\" data-start=\"3425\" data-end=\"3563\"\u003e\n\u003cp data-start=\"3427\" data-end=\"3563\"\u003eChevrolet AE Independence Truck, Confederate, Confederate BB, International, International AC Series Truck, Universal, Universal Truck\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1sdvrs2\" data-start=\"3564\" data-end=\"3705\"\u003e\n\u003cp data-start=\"3566\" data-end=\"3705\"\u003eChrysler Series 66, Series 70, Series 77, Series 80 L Imperial, Series CD, Series CG, Series CJ, Series Six, Series Six CM, Standard Line\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"n9t63d\" data-start=\"3706\" data-end=\"3736\"\u003e\n\u003cp data-start=\"3708\" data-end=\"3736\"\u003eDeSoto Model CF, CK, K, SA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"o8ur74\" data-start=\"3737\" data-end=\"3830\"\u003e\n\u003cp data-start=\"3739\" data-end=\"3830\"\u003eDelage D-6, D-6 64, D-6 70, D-6 75, D-8, D-8 105, D-8 120, D-8 15, D-8 85, D-8C, D-8S, D6\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"mr7mhm\" data-start=\"3831\" data-end=\"3853\"\u003e\n\u003cp data-start=\"3833\" data-end=\"3853\"\u003eDelahaye 134, 148L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"6wyj3d\" data-start=\"3854\" data-end=\"3886\"\u003e\n\u003cp data-start=\"3856\" data-end=\"3886\"\u003eDuesenberg Model J, Model SJ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1wrvozy\" data-start=\"3887\" data-end=\"3967\"\u003e\n\u003cp data-start=\"3889\" data-end=\"3967\"\u003eEssex Challenger, Essex, Model A, Pacemaker, Standard, Super Six, Terraplane\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jvo8mb\" data-start=\"3968\" data-end=\"4071\"\u003e\n\u003cp data-start=\"3970\" data-end=\"4071\"\u003eFord 1 Ton Pickup, 1\/2 Ton Pickup, 3\/4 Ton Pickup, Model 40, 48, 50, 67, 68, 74, 78, Sedan Delivery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8cst2j\" data-start=\"4072\" data-end=\"4168\"\u003e\n\u003cp data-start=\"4074\" data-end=\"4168\"\u003eFranklin Airman, Model 130, 135, 137, 145, 147, Olympic, Series 15, Series 15 Deluxe, Twelve\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1cnamfc\" data-start=\"4169\" data-end=\"4346\"\u003e\n\u003cp data-start=\"4171\" data-end=\"4346\"\u003eGraham Cavalier, Crusader, Crusader Model 80, Custom, Custom 8-71, Custom 834, Custom Model 69, Model 65, 67, 68, 69, 72, 74, 75, Special, Special 820, Special 822, Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"bt62vo\" data-start=\"4347\" data-end=\"4404\"\u003e\n\u003cp data-start=\"4349\" data-end=\"4404\"\u003eHudson Model T, Model U, Series L, Series T, Series U\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"bbfj34\" data-start=\"4405\" data-end=\"4533\"\u003e\n\u003cp data-start=\"4407\" data-end=\"4533\"\u003eHupmobile Century Eight Model L, Century Series M, Century Six Model S, Model C, E, H, R, S, U, multiple Series applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"19498ay\" data-start=\"4534\" data-end=\"4568\"\u003e\n\u003cp data-start=\"4536\" data-end=\"4568\"\u003eJordan Model 80, 8JE, 90, K, L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lvprur\" data-start=\"4569\" data-end=\"4665\"\u003e\n\u003cp data-start=\"4571\" data-end=\"4665\"\u003eLaSalle Fleetcliffe, Fleetlands, Fleetway, Fleetwind, Series 328, 340, 345A, 345B, 345C, 350\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qdc1mn\" data-start=\"4666\" data-end=\"4722\"\u003e\n\u003cp data-start=\"4668\" data-end=\"4722\"\u003eLincoln Brunn, Model K, Model KA, Model KB, Series K\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ylle14\" data-start=\"4723\" data-end=\"4791\"\u003e\n\u003cp data-start=\"4725\" data-end=\"4791\"\u003eMarmon Big Eight, Model 70, 8-69, 8-79, 88, Series 16, Series 70\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vvx4yx\" data-start=\"4792\" data-end=\"4832\"\u003e\n\u003cp data-start=\"4794\" data-end=\"4832\"\u003eMercedes-Benz 460\/500 Nurburg, 500 K\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dkmy1l\" data-start=\"4833\" data-end=\"4914\"\u003e\n\u003cp data-start=\"4835\" data-end=\"4914\"\u003eNash Advanced, Ambassador, LaFayette, Series 450, 490, 970, Special, Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1rdk8zt\" data-start=\"4915\" data-end=\"5123\"\u003e\n\u003cp data-start=\"4917\" data-end=\"5123\"\u003eOldsmobile multiple early models including Autocrat, Defender, F-35, F-36, L-35, L-36, Model series 30, 37, 42, 43, 44, 45, 46, 47, 53, 54, 55, 6C, A, B, D, DR, F, H, L, M, MR, R, S, X, Z, Special, Viking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"d0j5ne\" data-start=\"5124\" data-end=\"5145\"\u003e\n\u003cp data-start=\"5126\" data-end=\"5145\"\u003ePackard Model 726\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"h152ku\" data-start=\"5146\" data-end=\"5176\"\u003e\n\u003cp data-start=\"5148\" data-end=\"5176\"\u003ePlymouth Model PA, Model U\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ow2enm\" data-start=\"5177\" data-end=\"5205\"\u003e\n\u003cp data-start=\"5179\" data-end=\"5205\"\u003eReo Flying Cloud, Royale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1yzbn3v\" data-start=\"5206\" data-end=\"5326\"\u003e\n\u003cp data-start=\"5208\" data-end=\"5326\"\u003eStudebaker Champion, Commander, Dictator, President, Rockne Model 10, Six Model 56, State Commander, State President\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1snn0cm\" data-start=\"5327\" data-end=\"5556\"\u003e\n\u003cp data-start=\"5329\" data-end=\"5556\"\u003eStutz multiple applications including Bulldog Special, Model 4E, 4F, 693, 694, 695, 6E, 6F, C, H.C.S, LA, M, MA, MB, Series A, B, BB, G, H, K, KLDH, R, S, Six, Special Six, Speedway Four, Speedway Six, Touring, Vertical Eight\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1s940n2\" data-start=\"5557\" data-end=\"5701\"\u003e\n\u003cp data-start=\"5559\" data-end=\"5701\"\u003eWillys Model 37, Model 38 Truck, Model 6-90A Silver Streak, Model 77, 8-80, 8-80D, 8-88 Silver Streak, 8-88A, 90 Silver Streak, 97, 98B, 98D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b7vbtu\" data-start=\"5702\" data-end=\"5931\"\u003e\n\u003cp data-start=\"5704\" data-end=\"5931\"\u003eMarine and industrial applications including Champion Outboard Company, Gray Marine, Johnson, Perkins, Volvo Penta, British Seagull, Cornell Marine Hoists, Evinrude, Wizard, and Alsport models shown in the supplied fitment data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"5933\" data-end=\"6024\"\u003eVerify exact fitment by application, engine size, and year before purchase or installation.\u003c\/p\u003e","brand":"CHAMPION","offers":[{"title":"Default Title","offer_id":46286421000391,"sku":"ELE1993","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-12161848.png?v=1773357402","url":"https:\/\/mainstreeteshop.com\/products\/champion-516-spark-plug","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}