{"product_id":"bbtv-665-engine-piston-ring","title":"BBTV 665 Engine Piston Ring","description":"\u003ch2\u003eEngine Piston Ring Set Overview\u003c\/h2\u003e\u003cp\u003eThis engine piston ring set is built for a 3.875-inch bore and standard oversize applications. It uses grey iron top and second rings, with a steel rail and stainless expander oil ring design for controlled sealing and oil management. Part number 665 is listed across a wide range of classic and late-model applications, including Jeep, Dodge, and Chevrolet platforms.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard oversize configuration for 3.875-inch bore engines\u003c\/li\u003e\n\u003cli\u003eGrey iron top ring and second ring construction\u003c\/li\u003e\n\u003cli\u003eSteel rail and stainless expander oil ring design\u003c\/li\u003e\n\u003cli\u003ePhosphate surface treatment on the top and second rings\u003c\/li\u003e\n\u003cli\u003eChrome-treated oil ring surface for added wear resistance\u003c\/li\u003e\n\u003cli\u003eFits multiple 4-cylinder applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003ePart number 665 is an engine piston ring set engineered around a 3.875-inch bore with standard oversize dimensions. The ring package combines a grey iron top ring, grey iron second ring, and a steel rail\/stainless expander oil ring arrangement to support cylinder sealing and oil control. Phosphate treatment on the compression rings and chrome treatment on the oil ring surfaces add material-specific protection where it matters most. This part cross-references MAHLE 50452CP for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestoring compression in worn cylinders\u003c\/li\u003e\n\u003cli\u003eReducing oil consumption from ring wear\u003c\/li\u003e\n\u003cli\u003eAddressing blow-by caused by poor ring sealing\u003c\/li\u003e\n\u003cli\u003eReplacing rings during a rebuild or overhaul\u003c\/li\u003e\n\u003cli\u003eSupporting consistent cylinder wall contact in 4-cylinder engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify bore size, groove dimensions, and ring end gap before installation. Confirm the engine matches the listed 3.875-inch bore and standard oversize specification, and follow the service manual for ring orientation and break-in procedures. Fitment includes applications such as Fits 1996-2000 Dodge Dakota, N\/A; Fits 1984-2000 Jeep Cherokee, N\/A; Fits 1997-2000 Jeep Wrangler, N\/A; Fits 1987-1995 Jeep Wrangler, N\/A; Fits 1986-1992 Jeep Comanche, N\/A; Fits 1988-1989 Eagle Premier, N\/A; Fits 1984-1987 Jeep Wagoneer, N\/A; Fits 1983-1986 Jeep CJ7, N\/A; Fits 1983-1985 Jeep Scrambler, N\/A; Fits 1983-1984 American Motors Eagle, N\/A; Fits 1969-1970 Chevrolet Nova, N\/A; Fits 1962-1970 Pontiac Acadian, N\/A; Fits 1962-1968 Chevrolet Chevy II, N\/A; Fits 1963-1965 Chevrolet P10 Series, N\/A; Fits 1963-1965 GMC G1000 Series, N\/A; Fits 1963-1965 GMC PB1000 Series, N\/A; Fits 1963-1965 GMC Suburban, N\/A.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003ePart number 665 is cataloged with OE-style interchange coverage and a broad application list for Jeep, Dodge, and Chevrolet engines. The listed interchange reference includes MAHLE 50452CP.\u003c\/p\u003e","brand":"BBTV","offers":[{"title":"Default Title","offer_id":53669307023541,"sku":"BBTV-665","price":34.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HA_665_Fro.jpg?v=1793686976","url":"https:\/\/www.partcatalog.com\/products\/bbtv-665-engine-piston-ring","provider":"PartCatalog","version":"1.0","type":"link"}