{"product_id":"enginetech-r40658-040-engine-cast-iron-piston-ring-set-for-oldsmobile-cutlass-1968-1974","title":"Enginetech R40658-040 Engine Cast Iron Piston Ring Set for Oldsmobile Cutlass (1968-1974)","description":"\u003cp\u003eEngine Cast Iron Piston Ring Complete Set\n\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eEnhance your engine rebuild with the Enginetech R40658-040 cast iron piston ring set, designed specifically for classic Oldsmobile Cutlass models from 1968 to 1974. Crafted with precision, these piston rings ensure optimal sealing and performance, restoring your engine to its peak condition. The set includes top and second compression rings with a thickness of 5\/64 inch and an oil ring measuring 3\/16 inch in thickness, providing reliable wear resistance and efficient oil control. The rings feature a consistent end gap following SAE guidelines, ensuring proper fitment and sealing for long-lasting engine operation. Engineered by Enginetech, a trusted name in high-quality engine parts since 1982, these piston rings are ideal for professional engine builders and DIY enthusiasts alike. Their robust cast iron construction offers durability and heat resistance essential for demanding engine environments. This complete set is compatible with a range of Oldsmobile Cutlass models, including the Supreme variant, making it a versatile choice for restoration or performance upgrades. Whether you're rebuilding a vintage engine or maintaining your classic vehicle, the R40658-040 piston ring set provides the quality and fitment you need to ensure reliable engine performance and longevity. Trust Enginetech for your engine components, and experience the difference in precision-engineered parts tailored for your rebuild needs.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eTop Compression Ring Thickness: 5\/64 inch for reliable sealing\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSecond Compression Ring Thickness: 5\/64 inch for optimal compression\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOil Ring Thickness: 3\/16 inch for efficient oil control\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRing Outside Diameter: 4.057 inches for precise fitment\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConsistent end gaps following SAE guidelines for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered with durable cast iron for heat resistance and longevity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for Oldsmobile Cutlass models from 1968-1974\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eComplete set ideal for engine rebuilds and restorations\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cp\u003eFits Following Models:\n\u003cbr\u003e1968 Oldsmobile Cutlass\n\u003cbr\u003e1968 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1968 Oldsmobile Delmont 88\n\u003cbr\u003e1968 Oldsmobile Delta 88\n\u003cbr\u003e1968 Oldsmobile F85\n\u003cbr\u003e1968 Oldsmobile Vista Cruiser\n\u003cbr\u003e1969 Oldsmobile Cutlass\n\u003cbr\u003e1969 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1969 Oldsmobile Delta 88\n\u003cbr\u003e1969 Oldsmobile F85\n\u003cbr\u003e1969 Oldsmobile Vista Cruiser\n\u003cbr\u003e1970 Oldsmobile Cutlass\n\u003cbr\u003e1970 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1970 Oldsmobile Delta 88\n\u003cbr\u003e1970 Oldsmobile F85\n\u003cbr\u003e1970 Oldsmobile Vista Cruiser\n\u003cbr\u003e1971 Oldsmobile Cutlass\n\u003cbr\u003e1971 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1971 Oldsmobile Delta 88\n\u003cbr\u003e1971 Oldsmobile F85\n\u003cbr\u003e1971 Oldsmobile Vista Cruiser\n\u003cbr\u003e1972 Oldsmobile Cutlass\n\u003cbr\u003e1972 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1972 Oldsmobile Delta 88\n\u003cbr\u003e1972 Oldsmobile F85\n\u003cbr\u003e1972 Oldsmobile Vista Cruiser\n\u003cbr\u003e1973 Oldsmobile Cutlass\n\u003cbr\u003e1973 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1973 Oldsmobile Delta 88\n\u003cbr\u003e1973 Oldsmobile Omega\n\u003cbr\u003e1973 Oldsmobile Vista Cruiser\n\u003cbr\u003e1974 Oldsmobile Cutlass\n\u003cbr\u003e1974 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1974 Oldsmobile Delta 88\n\u003cbr\u003e1974 Oldsmobile Omega\n\u003cbr\u003e1974 Oldsmobile Vista Cruiser\n\u003cbr\u003e1975 Oldsmobile Cutlass\n\u003cbr\u003e1975 Oldsmobile Cutlass Salon\n\u003cbr\u003e1975 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1975 Oldsmobile Delta 88\n\u003cbr\u003e1975 Oldsmobile Vista Cruiser\n\u003cbr\u003e1976 Cadillac Seville\n\u003cbr\u003e1976 Oldsmobile Cutlass\n\u003cbr\u003e1976 Oldsmobile Cutlass Salon\n\u003cbr\u003e1976 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1976 Oldsmobile Cutlass Tiara\n\u003cbr\u003e1976 Oldsmobile Delta 88\n\u003cbr\u003e1977 Buick Century\n\u003cbr\u003e1977 Buick Electra\n\u003cbr\u003e1977 Buick Estate Wagon\n\u003cbr\u003e1977 Buick LeSabre\n\u003cbr\u003e1977 Buick Regal\n\u003cbr\u003e1977 Buick Riviera\n\u003cbr\u003e1977 Buick Skylark\n\u003cbr\u003e1977 Cadillac Seville\n\u003cbr\u003e1977 Oldsmobile 98\n\u003cbr\u003e1977 Oldsmobile Custom Cruiser\n\u003cbr\u003e1977 Oldsmobile Cutlass\n\u003cbr\u003e1977 Oldsmobile Cutlass Salon\n\u003cbr\u003e1977 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1977 Oldsmobile Delta 88\n\u003cbr\u003e1977 Oldsmobile Omega\n\u003cbr\u003e1978 Buick Electra\n\u003cbr\u003e1978 Buick Estate Wagon\n\u003cbr\u003e1978 Buick LeSabre\n\u003cbr\u003e1978 Buick Riviera\n\u003cbr\u003e1978 Cadillac Seville\n\u003cbr\u003e1978 Oldsmobile 98\n\u003cbr\u003e1978 Oldsmobile Custom Cruiser\n\u003cbr\u003e1978 Oldsmobile Delta 88\n\u003cbr\u003e1979 Buick Electra\n\u003cbr\u003e1979 Buick Estate Wagon\n\u003cbr\u003e1979 Buick LeSabre\n\u003cbr\u003e1979 Buick Riviera\n\u003cbr\u003e1979 Cadillac Eldorado\n\u003cbr\u003e1979 Cadillac Seville\n\u003cbr\u003e1979 Oldsmobile 98\n\u003cbr\u003e1979 Oldsmobile Custom Cruiser\n\u003cbr\u003e1979 Oldsmobile Cutlass\n\u003cbr\u003e1979 Oldsmobile Cutlass Calais\n\u003cbr\u003e1979 Oldsmobile Cutlass Salon\n\u003cbr\u003e1979 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1979 Oldsmobile Delta 88\n\u003cbr\u003e1979 Oldsmobile Toronado\n\u003cbr\u003e1980 Buick Electra\n\u003cbr\u003e1980 Buick Estate Wagon\n\u003cbr\u003e1980 Buick LeSabre\n\u003cbr\u003e1980 Buick Riviera\n\u003cbr\u003e1980 Cadillac Eldorado\n\u003cbr\u003e1980 Cadillac Seville\n\u003cbr\u003e1980 Oldsmobile 98\n\u003cbr\u003e1980 Oldsmobile Custom Cruiser\n\u003cbr\u003e1980 Oldsmobile Cutlass\n\u003cbr\u003e1980 Oldsmobile Cutlass Calais\n\u003cbr\u003e1980 Oldsmobile Cutlass Cruiser\n\u003cbr\u003e1980 Oldsmobile Cutlass Supreme\n\u003cbr\u003e1980 Oldsmobile Delta 88\n\u003cbr\u003e1980 Oldsmobile Toronado\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003eFeatures:\u003ctr\u003e\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\u003ctr\u003e\u003ctd\u003eTop Compression Ring Thickness: 5\/64 in\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eSecond Compression Ring Thickness: 5\/64 in\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eOil Ring Thickness: 3\/16 in\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRing Outside Diameter: 4.057\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eAaiaid Part Number: BBPTR40658-040\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Number: R40658-040\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eBrand Aaia: BBPT\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Enginetech","offers":[{"title":"Default Title","offer_id":47550396137621,"sku":"R40658-040","price":63.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/4266\/8181\/files\/R40658_1_ef8eb08b-f77f-47a8-b417-5fc23b9cfe91.jpg?v=1783641690","url":"https:\/\/mizumoauto.com\/products\/enginetech-r40658-040-engine-cast-iron-piston-ring-set-for-oldsmobile-cutlass-1968-1974","provider":"Mizumo Auto","version":"1.0","type":"link"}