{"product_id":"cp-piston-ring-set-for-nissan-sr20de-det-bore-86mm-size-std-cr-9-0","title":"CP Piston \u0026 Ring Set for Nissan SR20DE\/DET - Bore (86mm) - Size (STD) - CR (9.0)","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eSC7324-4\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eCP Piston \u0026amp;amp. Ring Set for Nissan SR20DE\/DET - Bore (86mm) - Size (STD) - CR (9.0) 1989-1998 Nissan 240SX\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eCP SC7324-4 piston and ring set rebuilds Nissan SR20DE\/DET engines in 1989-1998 240SX models with 86mm stock bore precision. STD oversize fits factory dimensions for direct replacement. 9.0:1 compression ratio supports naturally aspirated or turbocharged setups with consistent power delivery.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForged 2618-T61 Alloy:\u003c\/strong\u003e Withstands extreme heat and pressure in high-rpm SR20DE\/DET applications for long-term engine life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9.0:1 Compression Ratio:\u003c\/strong\u003e Balances efficiency for street driving and boost-ready performance in turbo SR20DET builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCP Ring Pack Included:\u003c\/strong\u003e 1.2mm\/1.5mm\/2.8mm rings with skewed grooves reduce blow-by and friction for tighter seals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Skirt Design:\u003c\/strong\u003e Armor-glazed coating and contact reduction grooves minimize wear during break-in and operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Construction:\u003c\/strong\u003e 285g per piston reduces reciprocating mass for quicker revs and better throttle response.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMatches SR20DE\/DET specs 86mm bore 86mm stroke 121.5mm rod length 30mm compression height.\u003c\/li\u003e\n\u003cli\u003eHead volume tuned to 9.0:1 with flat-top domes verify with combustion chamber size.\u003c\/li\u003e\n\u003cli\u003eBox dimensions 10x8x4 inches protects components during transit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eHone cylinders to 86.00-86.02mm with plate hone for ring seating.\u003c\/li\u003e\n\u003cli\u003eWrist pins 20mm x 56mm press-fit compatible with OEM or aftermarket rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989-1998\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989-1990\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eXE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1991-1993\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1995-1998\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1991-1992\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1997-1998\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose CP Pistons?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEngineered for motorsports with proven results in drag and circuit racing.\u003c\/li\u003e\n\u003cli\u003eCNC-machined tolerances hold under 0.0005 inches for zero slop.\u003c\/li\u003e\n\u003cli\u003eBacked by CP-Carrillo USA manufacturing for consistent quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will SC7324-4 fit SR20DET turbo engines in 240SX swaps?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes fits all SR20DE\/DET variants at stock 86mm bore direct replacement for turbo or NA with proper tuning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and ring gaps are used?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Forged 2618-T61 aluminum rings gap top 0.45mm second 0.50mm oil 0.25mm adjust per CP instructions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty covers this piston set?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Limited lifetime warranty against manufacturing defects when installed by certified shop.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp;amp. Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS or FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Foam-lined box 10x8x4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.7 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CP Pistons","offers":[{"title":"Default Title","offer_id":43720402436175,"sku":"CPPSC7324-4","price":885.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/cp-piston-ring-set-for-nissan-sr20dedet-bore-86mm-size-std-cr-9_0-cp-pistons.jpg?v=1769628232","url":"https:\/\/www.blackopsautoworks.com\/products\/cp-piston-ring-set-for-nissan-sr20de-det-bore-86mm-size-std-cr-9-0","provider":"Black Ops Auto Works","version":"1.0","type":"link"}