{"product_id":"manley-performance-02-21-wrx-04-21-sti-piston-ring-set-92-0mm-file-fit-1-2mm-x-1-2mm-x-2-8mm","title":"Manley Performance [02-21 WRX \/ 04-21 STI] Piston Ring Set - 92.0mm File Fit, 1.2mm x 1.2mm x 2.8mm","description":"Manley Performance offers a comprehensive range of high-quality piston rings, meticulously engineered to provide a reliable and durable seal. Manley offers Premium Steel Top Rings, Ductile Iron Top Rings with Plasma-Moly Inlay, Napier-Style Second Rings, Total Seal® Gapless® Top Ring Packages, and File Fit Options that cover a wide range of bore sizes and engine applications, ensuring compatibility and optimal performance across various engine builds.\nManley Piston Ring, RING-92.0mm 1.2mm,1.2mm,2.8mm W\/TABS.\n\u003cul\u003e\n  \u003cli\u003eConventional sets feature high performance ductile iron (with plasma moly in-lay) top rings, reverse twist cast iron taper face or Napier style second rings and 3 piece oil rings\u003c\/li\u003e\n  \u003cli\u003eManley also offers Total Seal® famed Gapless® top ring packages for many of our piston applications\u003c\/li\u003e\n  \u003cli\u003ePremium Steel top ring sets are ideal for high horsepower and forced induction\/nitrous applications\u003c\/li\u003e\n  \u003cli\u003eAll Premium Steel ring sets and Gapless® top ring sets utilize Napier style second rings standard.\u003c\/li\u003e\n  \u003cli\u003eManley stocks conventional style piston ring sets and Premium Steel top ring versions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eManley Performance piston rings are engineered to provide a dependable seal for performance engine builds. Part number MAN46920DT-4 is a file-fit ring set designed for Subaru EJ205 WRX and EJ257 WRX STI applications using 92.0mm bores. The set includes rings sized at 1.2mm, 1.2mm, and 2.8mm and is supplied as a complete set for four pistons.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFeature: File-fit design allows ring end gaps to be tailored to the specific engine build and operating conditions.\u003c\/li\u003e\n  \u003cli\u003eFeature: Conventional configuration includes a high-performance ductile iron top ring with plasma-moly inlay, a performance-oriented second ring, and a three-piece oil ring assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eManley Performance develops piston ring sets for a broad range of high-performance and competition applications. This conventional set is intended for builders who require a durable ring package with appropriate sealing characteristics for Subaru EJ-series engines. The top ring uses ductile iron construction with a plasma-moly inlay, while the second ring and three-piece oil ring assembly are selected to support reliable compression control and oil management when properly fitted.\u003c\/p\u003e\n\u003cp\u003eBecause this is a file-fit set, final ring gaps should be measured and adjusted by a qualified engine builder according to the piston manufacturer’s specifications, intended power level, fuel type, boost or nitrous use, and expected operating temperature. Proper cylinder preparation, ring orientation, installation, and break-in procedures are also essential for achieving the intended performance. Manley also offers Premium Steel and Total Seal Gapless top ring packages for select applications, but this product is a conventional ring set. Part number MAN46920DT-4 is supplied as one set for four pistons. This product is not CARB approved and may require consideration of applicable emissions regulations before installation or use.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFile-fit piston ring set for 92.0mm Subaru EJ205 WRX and EJ257 WRX STI engine applications\u003c\/li\u003e\n\u003cli\u003e1.2mm top ring, 1.2mm second ring, and 2.8mm oil ring configuration\u003c\/li\u003e\n\u003cli\u003eHigh-performance ductile iron top rings with plasma-moly inlay\u003c\/li\u003e\n\u003cli\u003eThree-piece oil ring assembly supports oil control when properly installed\u003c\/li\u003e\n\u003cli\u003eConventional ring set supplied for four pistons\u003c\/li\u003e\n\u003cli\u003eManley Performance part number MAN46920DT-4\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cbr\u003e\nAir Freight Prohibited: false\u003cbr\u003e\nNot Carb Approved: true\u003cbr\u003e\nLtl Freight Required: false\u003cbr\u003e\nProp 65: Y\u003cbr\u003e\nPart Type: automotive\u003cbr\u003e\nEpa: N\/A\u003cbr\u003e\nCarb Acknowledgement Required: false\u003cbr\u003e\nRegular Stock: t\u003cbr\u003e\nUnits Per Sku: 1","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":47258117865574,"sku":"man46920DT-4","price":173.98,"currency_code":"USD","in_stock":true}],"url":"https:\/\/jdmuscleusa.com\/products\/manley-performance-02-21-wrx-04-21-sti-piston-ring-set-92-0mm-file-fit-1-2mm-x-1-2mm-x-2-8mm","provider":"JDMuscle","version":"1.0","type":"link"}