{"product_id":"hastings-mfg-piston-rings-twin-cam-1852-os-010-moly-865-2060","title":"Hastings Mfg Piston Rings .010 Moly Oversize - Harley Twin Cam","description":"\u003c!-- vt:seo-start --\u003e\n\u003cdiv class=\"vt-brand-bio\" style=\"background:#f6f6f6;border-left:4px solid #c8102e;padding:14px 18px;margin:0 0 20px;border-radius:4px;\"\u003e\n\u003ch2 style=\"margin:0 0 6px;font-size:1.05em;\"\u003eAbout Hastings Mfg\u003c\/h2\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.6;\"\u003eHastings has manufactured piston rings in the United States since 1915, supplying both the automotive and powersports rebuild markets. Rings are one of the few parts where a rebuild genuinely should not be cheapened.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"line-height:1.65;\"\u003eRestore peak compression and control oil consumption in your Twin Cam engine with Hastings Mfg Piston Rings. These .010 oversize rings are engineered for a precise fit and reliable performance. Designed for the demands of Harley-Davidson V-twin powerplants, they are a critical component for any top-end refresh.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eWhy riders pick this\u003c\/h3\u003e\u003cul style=\"padding-left:20px;margin:0 0 16px;\"\u003e\n\u003cli style=\"margin:3px 0;\"\u003eMoly face coating reduces friction and wear\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eThree-piece oil ring design for optimal oil control\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eCompatible with OEM and Screamin' Eagle pistons\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003ePrecision .010 inch oversize for refreshed cylinders\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eMade in the USA for reliable quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese Hastings Mfg piston rings are specifically designed for Harley-Davidson Twin Cam engines, offering a .010 inch oversize for a perfect seal in refreshed cylinders. The Moly compound face coating on the rings reduces friction and wear, promoting longer engine life and consistent power delivery. Each set includes a three-piece oil ring assembly, ensuring optimal oil control.\u003c\/p\u003e\u003ch3\u003eEngineered for Durability and Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMoly face coating for reduced friction and extended ring life\u003c\/li\u003e\n\u003cli\u003eThree-piece oil ring design for superior oil control\u003c\/li\u003e\n\u003cli\u003eCompatible with both OEM and Screamin' Eagle pistons\u003c\/li\u003e\n\u003cli\u003eManufactured in the USA for quality assurance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOptimizing Your Twin Cam Top End\u003c\/h3\u003e\u003cp\u003eWhether you're rebuilding a tired motor or upgrading for more power, these Hastings Mfg piston rings are a foundational component. They are designed to work seamlessly with your existing OEM or Screamin' Eagle pistons, making installation straightforward. Ensure you verify your engine's specific requirements, as some models may require two sets for a complete rebuild.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Hastings Mfg\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 2M5153010\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOversizing:\u003c\/strong\u003e .010 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompound:\u003c\/strong\u003e Moly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 1.37 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.17 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:22px 0 8px;\"\u003eCommon questions\u003c\/h3\u003e\u003cdiv class=\"vt-faq\"\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eHow many sets of piston rings do I need for my Twin Cam engine?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eMost Twin Cam models require one set of these rings, which covers two pistons. However, some specific applications like the TC 113\" and 883 XL models require two sets, as they are sold per-cylinder for those engines. Please confirm your engine size and model before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eAre these piston rings compatible with aftermarket pistons?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThese Hastings Mfg piston rings are confirmed compatible with OEM and Screamin' Eagle pistons. Compatibility with other aftermarket piston brands is not guaranteed; we recommend checking with the piston manufacturer for specific ring requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eDo these rings require special installation tools?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eStandard piston ring installation tools are generally sufficient for these rings. Ensure proper ring gap measurement and careful installation to prevent damage and ensure correct seating. If you're unsure, professional installation is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"vt-confidence\" style=\"border-top:1px solid #e5e5e5;margin:24px 0 0;padding:16px 0 0;font-size:0.92em;line-height:1.6;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOrdering from Vtwinbikers\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli\u003eBrand new, sourced through authorized US distribution — never used, never grey-market.\u003c\/li\u003e\n\u003cli\u003eNot sure it fits? Use \u003cstrong\u003eShop by Bike\u003c\/strong\u003e to filter by your year and model, or email us and we will confirm before you order.\u003c\/li\u003e\n\u003cli\u003eHarley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/vtwinbikers.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Piston kits \u0026 Components\",\"item\":\"https:\/\/vtwinbikers.com\/collections\/all\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Hastings Mfg\",\"item\":\"https:\/\/vtwinbikers.com\/collections\/hastings-mfg\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Hastings Mfg Piston Rings .010 Moly Oversize - Harley Twin Cam\",\"item\":\"https:\/\/vtwinbikers.com\/products\/hastings-mfg-piston-rings-twin-cam-1852-os-010-moly-865-2060\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"How many sets of piston rings do I need for my Twin Cam engine?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most Twin Cam models require one set of these rings, which covers two pistons. However, some specific applications like the TC 113\\\" and 883 XL models require two sets, as they are sold per-cylinder for those engines. Please confirm your engine size and model before ordering.\"}},{\"@type\":\"Question\",\"name\":\"Are these piston rings compatible with aftermarket pistons?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"These Hastings Mfg piston rings are confirmed compatible with OEM and Screamin' Eagle pistons. Compatibility with other aftermarket piston brands is not guaranteed; we recommend checking with the piston manufacturer for specific ring requirements.\"}},{\"@type\":\"Question\",\"name\":\"Do these rings require special installation tools?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Standard piston ring installation tools are generally sufficient for these rings. Ensure proper ring gap measurement and careful installation to prevent damage and ensure correct seating. If you're unsure, professional installation is recommended.\"}}]}\u003c\/script\u003e\n\u003c!-- vt:seo-end --\u003e","brand":"Hastings Mfg","offers":[{"title":"Default Title","offer_id":53035981111407,"sku":"865-2060","price":27.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_8933932d-d790-472b-8fb8-ab672494598f.png?v=1779564126","url":"https:\/\/vtwinbikers.com\/products\/hastings-mfg-piston-rings-twin-cam-1852-os-010-moly-865-2060","provider":"Vtwinbikers","version":"1.0","type":"link"}