{"product_id":"bbtv-2m4907-engine-piston-ring","title":"BBTV 2M4907 Engine Piston Ring","description":"\u003ch2\u003eEngine Piston Ring Set for V8 Applications\u003c\/h2\u003e\u003cp\u003eThis engine piston ring set is built for select Chrysler, Dodge, and Jeep V8 applications with a 4.055-inch engine bore. Part number 2M4907 uses a plasma moly top ring, a phosphate-treated second ring, and a chrome-treated oil ring for controlled sealing and oil management.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard oversize configuration for the listed engine applications\u003c\/li\u003e\n\u003cli\u003ePlasma moly top ring surface for improved wear resistance\u003c\/li\u003e\n\u003cli\u003ePhosphate-treated second ring for added surface protection\u003c\/li\u003e\n\u003cli\u003eSteel top ring and grey iron second ring construction\u003c\/li\u003e\n\u003cli\u003eSteel rail and stainless expander oil ring design\u003c\/li\u003e\n\u003cli\u003eFits engines with 1.50 mm top and second grooves and a 3.00 mm oil groove\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003ePart number 2M4907 is an engine piston ring set for 8-cylinder engines with a 4.055-inch bore. The ring package combines a steel top ring with a plasma moly surface, a grey iron second ring with phosphate treatment, and a steel rail\/stainless expander oil ring with chrome treatment. These materials and finishes are selected to support compression sealing, oil control, and ring durability in Chrysler 300, Dodge Charger, Dodge Challenger, Dodge Magnum, and Jeep Grand Cherokee applications.\u003c\/p\u003e\u003cp\u003eThis part cross-references Monroe Shocks \u0026amp; Struts (e.g., 5159 661AA) and MAHLE (e.g., 42089CP) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestoring cylinder compression control\u003c\/li\u003e\n\u003cli\u003eReducing oil consumption from worn ring packs\u003c\/li\u003e\n\u003cli\u003eAddressing blow-by caused by ring wear\u003c\/li\u003e\n\u003cli\u003eReplacing rings with damaged or heat-affected surfaces\u003c\/li\u003e\n\u003cli\u003eSupporting proper sealing in high-mileage V8 engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the engine bore, groove widths, and ring profile before installation. This set is specified for 4.055-inch bore applications with 1.50 mm top and second grooves and a 3.00 mm oil groove. Clean the ring lands thoroughly and confirm end gaps during assembly. Fitment includes 2005-2010 Chrysler 300, 2006-2010 Dodge Charger, 2008-2010 Dodge Challenger, 2006-2008 Dodge Magnum, and 2006-2009 Jeep Grand Cherokee applications as listed.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003ePart number 2M4907 is specified with defined ring materials and surface treatments for the listed engine applications. The construction details support consistent sealing performance and wear control when matched to the correct bore and groove dimensions.\u003c\/p\u003e","brand":"BBTV","offers":[{"title":"Default Title","offer_id":53669304565941,"sku":"BBTV-2M4907","price":140.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HA_2M4907_Fro.jpg?v=1793686656","url":"https:\/\/www.partcatalog.com\/products\/bbtv-2m4907-engine-piston-ring","provider":"PartCatalog","version":"1.0","type":"link"}