{"product_id":"bbtv-2m4216-engine-piston-ring","title":"BBTV 2M4216 Engine Piston Ring","description":"\u003ch2\u003eEngine Piston Ring for 3.622 in Bore\u003c\/h2\u003e\u003cp\u003eThis engine piston ring set is built for standard-bore applications with a 3.622-inch, or 92.00 mm, bore size. It uses plasma moly, chrome, phosphate, steel, grey iron, and stainless steel rail materials to support sealing and wear control in the cylinder.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard oversize specification for direct engine rebuild use.\u003c\/li\u003e\n\u003cli\u003eTop ring uses plasma moly surface treatment for improved wear resistance.\u003c\/li\u003e\n\u003cli\u003eSecond ring uses phosphate treatment with grey iron construction.\u003c\/li\u003e\n\u003cli\u003eOil ring design combines steel rail and stainless expansion components with chrome treatment.\u003c\/li\u003e\n\u003cli\u003eBuilt for four-cylinder engine configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003ePart number 2M4216 is an engine piston ring set for standard-bore service in 3.622-inch applications. The ring package includes a steel top ring with plasma moly treatment, a grey iron second ring with phosphate treatment, and an oil control ring assembly using steel rail and stainless expansion materials with chrome surface treatment. These material and coating choices are used to support cylinder sealing, oil control, and ring durability during engine operation. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 10525KX, E510K) for the same application.\u003c\/p\u003e\u003cp\u003eFitment includes Toyota 4Runner, Toyota Pickup, Mazda MPV, Mazda B2600, and Toyota Celica applications from the listed model years. For Toyota 4Runner and Toyota Pickup engine rebuilds, 2M4216 provides a standard-bore piston ring solution that matches the specified cylinder dimensions and ring groove design. The same part number 2M4216 also appears in interchange listings for related applications.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestoring cylinder compression in worn engine bores.\u003c\/li\u003e\n\u003cli\u003eControlling oil consumption through the oil ring assembly.\u003c\/li\u003e\n\u003cli\u003eReplacing worn or damaged piston rings during rebuild work.\u003c\/li\u003e\n\u003cli\u003eSupporting proper combustion sealing in standard-bore engines.\u003c\/li\u003e\n\u003cli\u003eAddressing blow-by caused by ring wear or loss of tension.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify bore size, groove dimensions, and oversize specification before installation. Clean the piston ring grooves thoroughly and confirm ring end gaps against the engine builder’s specifications. Follow the service manual for ring orientation and break-in procedures. Fitment is listed for Toyota 4Runner, Toyota Pickup, Mazda MPV, Mazda B2600, and Toyota Celica applications only as shown in the fitment data.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eUse this part number 2M4216 as a direct reference when matching piston ring specifications to the engine build. Confirm all measurements against the original components and engine machining details before assembly.\u003c\/p\u003e","brand":"BBTV","offers":[{"title":"Default Title","offer_id":53669303910581,"sku":"BBTV-2M4216","price":44.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HA_2M4216_Fro.jpg?v=1793686517","url":"https:\/\/www.partcatalog.com\/products\/bbtv-2m4216-engine-piston-ring","provider":"PartCatalog","version":"1.0","type":"link"}