{"product_id":"piston-pin-by-cfmoto-0nyv-040008-1000","title":"Piston Pin by CFMOTO","description":"\u003cstyle\u003e\n  :root {\n    --wd-radius: 12px;\n    --wd-border: rgba(0, 0, 0, .12);\n    --wd-soft: rgba(0, 0, 0, .04);\n  }\n\n  .wd-post {\n    max-width: 1200px;\n    margin: 0 auto;\n    line-height: 1.7;\n    font-family: Arial, Helvetica, sans-serif;\n  }\n\n  .wd-post a {\n    text-decoration: underline;\n    text-underline-offset: 2px;\n  }\n\n  .wd-cta {\n    margin: 14px 0;\n  }\n\n  .wd-btn {\n    display: inline-block;\n    padding: 10px 14px;\n    border: 1px solid var(--wd-border);\n    border-radius: 12px;\n    background: #fff;\n    text-decoration: none;\n  }\n\n  .wd-btn:hover {\n    border-color: #0ea5e9;\n    box-shadow: 0 0 0 3px rgba(14, 165, 233, .2);\n  }\n\n  .wd-note {\n    margin: 14px 0;\n    padding: 12px 14px;\n    border: 1px solid var(--wd-border);\n    border-radius: 12px;\n    background: var(--wd-soft);\n  }\n\n  .blog-fig {\n    text-align: center;\n    margin: 18px auto;\n  }\n\n  .blog-img {\n    max-width: 100%;\n    height: auto;\n    border-radius: 12px;\n    display: block;\n    margin: 0 auto;\n  }\n\n  .wd-table-wrap {\n    overflow-x: auto;\n    margin: 14px 0;\n    border: 1px solid var(--wd-border);\n    border-radius: 12px;\n  }\n\n  .wd-table {\n    width: 100%;\n    border-collapse: collapse;\n    min-width: 720px;\n  }\n\n  .wd-table th,\n  .wd-table td {\n    padding: 12px;\n    border-bottom: 1px solid rgba(0, 0, 0, .10);\n    text-align: left;\n    vertical-align: top;\n  }\n\n  .wd-table th {\n    background: var(--wd-soft);\n    position: sticky;\n    top: 0;\n    z-index: 1;\n  }\n\n  .wd-post ul,\n  .wd-post ol {\n    margin: 10px 0;\n    padding-left: 1.2rem;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"wd-post\"\u003e\n\u003ch2\u003eHigh-Performance CFMoto OEM Piston, Piston Rings, and Wrist Pins – Available at buywitchdoctors.com\u003c\/h2\u003e\n\u003ch3\u003eProduct Specifications: Genuine OEM CFMoto Piston Pin, Part 0NYV-040008-1000.\u003c\/h3\u003e\n\u003cp\u003eRestore the heart of your engine with the precision and reliability of \u003cstrong\u003egenuine \u003ca rel=\"noopener\" title=\"Direct link to CFMoto OEM engine piston at buywitchdoctors.com.\" href=\"https:\/\/buywitchdoctors.com\/products\/piston-mark-1-by-cfmoto-0jwv-040001-3001-q0-00001\" target=\"_blank\"\u003eCFMoto OEM Piston\u003c\/a\u003e, \u003ca rel=\"noopener\" title=\"Direct link to CFMoto OEM engine piston ring at buywitchdoctors.com.\" href=\"https:\/\/buywitchdoctors.com\/products\/piston-ring-by-cfmoto-0tyv-0430a0\" target=\"_blank\"\u003ePiston Rings\u003c\/a\u003e, and \u003ca href=\"https:\/\/buywitchdoctors.com\/products\/piston-pin-by-cfmoto-0nyv-040008-1000\" title=\"Direct link to CFMoto OEM engine piston wrist pin at buywitchdoctors.com.\" rel=\"noopener\" target=\"_blank\"\u003ePiston Wrist Pin\u003c\/a\u003e assemblies\u003c\/strong\u003e. Whether you are performing a preventative top-end refresh on your \u003cstrong\u003eCForce ATV\u003c\/strong\u003e or a complete engine overhaul on a high-mileage \u003cstrong\u003eUForce or ZForce UTV\u003c\/strong\u003e, the internal components you choose determine the longevity of your ride.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003eWitchdoctors.com\u003c\/strong\u003e, we specialize in providing \u003cstrong\u003eOriginal Equipment Manufacturer (OEM)\u003c\/strong\u003e internal engine parts that meet the exact tolerances required by your CFMoto powerplant. Aftermarket \"universal\" pistons often lack the specialized coatings and heat-treated alloys necessary to withstand the extreme combustion temperatures of modern off-road engines. By choosing OEM, you ensure your engine maintains its factory compression, cooling efficiency, and power output.\u003c\/p\u003e\n\u003ch3\u003eEngineering Excellence: Why OEM Internal Parts Matter\u003c\/h3\u003e\n\u003cp\u003eYour piston is subjected to thousands of controlled explosions every minute. To survive this environment, CFMoto OEM components utilize advanced metallurgy and design:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/buywitchdoctors.com\/products\/piston-kit-mark-2-including-piston-2-piston-ring-by-cfmoto-0800-0400b0-0002\" title=\"Direct link to CFMoto OEM engine pistons at buywitchdoctors.com.\" rel=\"noopener\" target=\"_blank\"\u003eCFMoto OEM Pistons\u003c\/a\u003e:\u003c\/strong\u003e Forged from high-silicone aluminum alloys for superior thermal stability. Many features specialized \u003cstrong\u003emolybdenum Teflon coatings\u003c\/strong\u003e on the skirts to minimize friction and prevent cylinder scuffing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/buywitchdoctors.com\/products\/piston-ring-kit-by-cfmoto-0jyd-0400a0\" title=\"Direct link to CFMoto OEM engine piston ring at buywitchdoctors.com.\" rel=\"noopener\" target=\"_blank\"\u003eCFMoto Piston Rings:\u003c\/a\u003e\u003c\/strong\u003e Engineered with precise tension to provide a perfect oil seal and maximum compression. OEM rings are designed to match the hardness of your factory cylinder walls, preventing premature bore wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/buywitchdoctors.com\/products\/piston-pin-by-cfmoto-0gsv-040002-3000\" title=\"Direct link to CFMoto OEM engine piston wrist pin at buywitchdoctors.com.\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eCFMoto Piston Wrist Pins:\u003c\/strong\u003e\u003c\/a\u003e Hardened steel pins precision-ground to a mirror finish. These ensure smooth oscillation at high RPMs, reducing \"piston slap\" and internal vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca rel=\"noopener\" title=\"Direct link to CFMoto OEM engine piston wrist pin circlip at buywitchdoctors.com.\" href=\"https:\/\/buywitchdoctors.com\/products\/piston-pin-circlip-by-cfmoto-0nyv-040006-1000\" target=\"_blank\"\u003eWrist Pin Circlips\u003c\/a\u003e:\u003c\/strong\u003e High-tension clips that provide a \"fail-safe\" lock, keeping your wrist pin securely centered and protecting your cylinder walls from catastrophic damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComprehensive CFMoto Engine Parts \u0026amp; Accessories\u003c\/h3\u003e\n\u003cp\u003eA successful rebuild requires more than just a piston. Explore our full range of factory-matched components available at Witchdoctors.com:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Piston Kits:\u003c\/strong\u003e Includes the piston, full ring set, wrist pin, and circlips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop-End Gasket Kits:\u003c\/strong\u003e OEM head gaskets, base gaskets, and valve cover seals for a leak-proof rebuild.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnecting Rods \u0026amp; Bearings:\u003c\/strong\u003e Precision-matched to your crankshaft for balanced rotation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Jugs \u0026amp; Sleeves:\u003c\/strong\u003e Factory-honed to the exact micron specifications for your new piston.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca rel=\"noopener\" title=\"Direct link to CFMoto OEM camshafts, tensioners, timing chain components available at buywitchdoctors.com.\" href=\"https:\/\/buywitchdoctors.com\/collections\/find-all-cfmoto-off-road-utv-atv-parts?product_type\/Valves-Springs\/vendor\/CFMOTO\" target=\"_blank\"\u003e\u003cstrong\u003eValve Train Components:\u003c\/strong\u003e\u003c\/a\u003e OEM intake and exhaust valves, springs, and keepers.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/buywitchdoctors.com\/collections\/find-all-cfmoto-off-road-utv-atv-parts?product_type\/Cams-Components\/vendor\/CFMOTO\" title=\"Direct link to CFMoto OEM engine timing chains, cam chain tensioners and components available at buywitchdoctors.com.\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eTiming Chain \u0026amp; Tensioners:\u003c\/strong\u003e\u003c\/a\u003e Ensure your timing stays perfectly synced after your rebuild.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible CFMoto UTV \u0026amp; ATV Models\u003c\/h3\u003e\n\u003cp\u003eWe stock internal engine components for the entire CFMoto lineup, including the latest \u003cstrong\u003e2025 and 2026 models\u003c\/strong\u003e:\u003c\/p\u003e\n\u003ch3\u003e\u003ca title=\"Direct Link to All Parts and Accessories for CFMOTO CForce Available at Buywitchdoctors.com!\" href=\"https:\/\/buywitchdoctors.com\/collections\/cfmoto-cforce-parts\" target=\"_blank\"\u003eCFMoto CFORCE (ATV Models)\u003c\/a\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCFORCE 400 \/ 400 S \/ 400 AU\u003c\/li\u003e\n\u003cli\u003eCFORCE 500 \/ 500 S \/ 500 HO\u003c\/li\u003e\n\u003cli\u003eCFORCE 600 \/ 600 Touring\u003c\/li\u003e\n\u003cli\u003eCFORCE 800 XC \/ 800 Touring\u003c\/li\u003e\n\u003cli\u003eCFORCE 1000 \/ 1000 Overland\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003ca title=\"Direct Link to All Parts and Accessories for CFMOTO UForce Available at Buywitchdoctors.com!\" href=\"https:\/\/buywitchdoctors.com\/collections\/cfmoto-uforce-parts\" target=\"_blank\"\u003eCFMoto UFORCE (Utility UTV Models)\u003c\/a\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUFORCE 600\u003c\/li\u003e\n\u003cli\u003eUFORCE 800 \/ 800 XL\u003c\/li\u003e\n\u003cli\u003eUFORCE 1000 \/ 1000 XL\u003c\/li\u003e\n\u003cli\u003eUFORCE U10 Pro \/ U10 XL Pro\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003ca title=\"Direct Link to All Parts and Accessories for CFMOTO ZForce Available at Buywitchdoctors.com!\" href=\"https:\/\/buywitchdoctors.com\/collections\/cfmoto-zforce-parts-accessories\" target=\"_blank\"\u003eCFMoto ZFORCE (Sport Side-by-Side Models)\u003c\/a\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eZFORCE 500 \/ 800 Trail\u003c\/li\u003e\n\u003cli\u003eZFORCE 950 Sport \/ 950 Trail \/ 950 H.O.\u003c\/li\u003e\n\u003cli\u003eZFORCE 1000 \/ Z10 \/ Z10-4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"wd-note\"\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e ⚠️ Always check your owner’s manual or the fitment tab on \u003cstrong\u003ewitchdoctors.com\u003c\/strong\u003e to make sure this part fits your specific year, make, and model before ordering.\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace just the piston rings if my piston looks okay?\u003c\/strong\u003e While possible, it is highly recommended to replace the \u003cstrong\u003episton, rings, and wrist pin\u003c\/strong\u003e as a complete set. Internal parts wear together; installing new rings on a slightly \"egged\" or worn piston can result in poor sealing and reduced engine life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to \"break in\" my new OEM piston?\u003c\/strong\u003e Yes. A proper break-in period is critical for the \u003cstrong\u003eCFMoto Piston Rings\u003c\/strong\u003e to seat correctly against the cylinder wall. We recommend following the manufacturer's guidelines, typically involving varying speeds and avoiding full-throttle loads for the first few hours of operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I find my part number?\u003c\/strong\u003e You can locate the correct part by searching your model year or VIN on our site. Common OEM numbers like \u003ca rel=\"noopener\" title=\"Direct link to CFMoto OEM engine piston ring set SKU: 0800-0400A0 available at buywitchdoctors.com.\" href=\"https:\/\/buywitchdoctors.com\/products\/piston-ring-set-by-cfmoto-0800-0400a0\" target=\"_blank\"\u003e\u003cstrong\u003e0800-0400A0\u003c\/strong\u003e\u003c\/a\u003e (Ring Set) and \u003cstrong\u003e\u003ca rel=\"noopener\" title=\"Direct link to CFMoto OEM engine piston ring set SKU: 0JYD-0400A0 available at buywitchdoctors.com.\" href=\"https:\/\/buywitchdoctors.com\/products\/piston-ring-kit-by-cfmoto-0jyd-0400a0\" target=\"_blank\"\u003e0JYD-0400A0\u003c\/a\u003e\u003c\/strong\u003e (Piston Kit) are frequently in stock for the 800cc and 1000cc engines.\u003c\/p\u003e\n\u003ch3\u003eMeaning of the \"Mark\" Designation\u003c\/h3\u003e\n\u003cp\u003eIn a CFMOTO piston title, the \"Mark 1\" designation refers to a specific size grouping or version number used for manufacturing and assembly purposes to ensure proper fitment with the corresponding engine cylinder.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize Variation:\u003c\/strong\u003e The \"Mark 1\" (or \"Mark I\") is one of several potential size classifications (e.g., Mark 1, Mark 2, A, B) used during the manufacturing process to account for slight variations in the cylinder bore diameter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Components:\u003c\/strong\u003e To ensure optimal performance and proper fit, a piston with a \"Mark 1\" designation should be installed in an engine cylinder block that has a corresponding \"Mark 1\" stamp or marking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineering Tolerance:\u003c\/strong\u003e The difference between different \"marks\" is very small, typically a few ten-thousandths of an inch, which accounts for normal manufacturing tolerances.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRebuild with Confidence\u003c\/h3\u003e\n\u003cp\u003eDon't gamble with your engine's reliability. Trust the parts designed by the engineers who built your machine. Get your CFMoto back to peak performance today.\u003c\/p\u003e\n\u003cdiv class=\"wd-cta\"\u003e\u003ca class=\"wd-btn\" rel=\"noopener\" title=\"Direct link to CFMoto OEM engine pistons, rings \u0026amp; piston wrist pins available at buywitchdoctors.com.\" href=\"https:\/\/buywitchdoctors.com\/collections\/find-all-cfmoto-off-road-utv-atv-parts?product_type\/Pistons-Components\/vendor\/CFMOTO\" target=\"_blank\"\u003eShop CFMoto OEM Engine Pistons and Components at Witchdoctors.com today!\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"wd-cta\"\u003e\n\u003cp\u003eAre You Looking to Find Great Places \u0026amp; Adventurous Trails to Ride Your UTV, Side by Side or ATV? Check out these highly recommended places:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" title=\"Direct Link to rules, regulations and Information on riding your UTV or ATV in Minnesota\" href=\"https:\/\/www.dnr.state.mn.us\/ohv\/index.html\" target=\"_blank\"\u003e\u003cstrong\u003eLook Here in Minnesota\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" title=\"Direct Link to rules, regulations and Information on riding your UTV or ATV in Hatfield-McCoy Trails in West Virginia\" href=\"https:\/\/trailsheaven.com\/\" target=\"_blank\"\u003e\u003cstrong\u003eHatfield-McCoy Trails\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" title=\"Direct Link to rules, regulations and Information on riding your UTV or ATV in Georgia\" href=\"https:\/\/www.fs.usda.gov\/r08\/chattahoochee-oconee\/recreation\/opportunities\/highway-vehicles-ohv\" target=\"_blank\"\u003e\u003cstrong\u003eLook Here in Georgia\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tri-State Powersports","offers":[{"title":"Default Title","offer_id":41773637959742,"sku":"0NYV-040008-1000","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0069\/2502\/5349\/files\/CFMOTO_OEM-Part-Number_0NYV-040008-1000_7e9b2aa7-f57f-48c5-ad3e-431b25baa48a.png?v=1771859830","url":"https:\/\/buywitchdoctors.com\/products\/piston-pin-by-cfmoto-0nyv-040008-1000","provider":"Witchdoctors","version":"1.0","type":"link"}