{"product_id":"acl-subaru-ej20-ej22-ej25-for-thrust-in-5-position-0-005mm-oversized-high-performance-main-bearin-1","title":"ACL Subaru EJ20 EJ22 EJ25 0.005 Inch Oversize Main Bearing Set","description":"\u003cp\u003eACL Race Series 5M8309HO\/S5-STD is a standard-clearance main bearing set for Subaru EJ20, EJ22, and EJ25 Phase 2 engines with the thrust bearing in position five and a 0.005-inch oversized housing requirement. Match the exact part number, engine version, thrust position, housing bore, crankshaft dimensions, and measured oil clearance before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eACL Race Series trimetal performance main bearing set\u003c\/li\u003e\n\u003cli\u003eStandard oil-clearance configuration for a 0.005-inch oversized housing\u003c\/li\u003e\n\u003cli\u003eThrust bearing configured for position five\u003c\/li\u003e\n\u003cli\u003eDesigned for Subaru EJ20, EJ22, and EJ25 Phase 2 engine families\u003c\/li\u003e\n\u003cli\u003eExact manufacturer part number 5M8309HO\/S5-STD\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005\u003c\/td\u003e\n\u003ctd\u003eSaab\u003c\/td\u003e\n\u003ctd\u003e9-2X\u003c\/td\u003e\n\u003ctd\u003eConfirm compatible Subaru EJ engine and measured clearances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eForester\u003c\/td\u003e\n\u003ctd\u003eConfirm Phase 2 EJ engine and thrust in position five\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000-2004\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eForester\u003c\/td\u003e\n\u003ctd\u003eConfirm Phase 2 EJ engine and thrust in position five\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1995-1998\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eConfirm compatible EJ engine and measured clearances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000-2005\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eConfirm compatible EJ engine and measured clearances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1991-1994\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eLegacy\u003c\/td\u003e\n\u003ctd\u003eConfirm compatible EJ engine and measured clearances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1996-2000\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eLegacy\u003c\/td\u003e\n\u003ctd\u003eConfirm compatible EJ engine and measured clearances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eOutback\u003c\/td\u003e\n\u003ctd\u003eConfirm compatible EJ engine and measured clearances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eACL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e5M8309HO\/S5-STD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003ctd\u003eCrankshaft main bearing set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eRace Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHousing Size\u003c\/th\u003e\n\u003ctd\u003e0.005 inch oversized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOil Clearance\u003c\/th\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThrust Position\u003c\/th\u003e\n\u003ctd\u003ePosition five\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGTIN\u003c\/th\u003e\n\u003ctd\u003e9315726454220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOne ACL 5M8309HO\/S5-STD main bearing set in the manufacturer package. Related rod bearings, seals, fasteners, lubricants, measurement tools, and machine work are not included unless expressly stated.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout ACL\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eACL manufactures engine bearings for replacement, performance, and motorsport engine builds. Bearing selection requires exact part-number matching and measured assembly clearances rather than vehicle fitment alone.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated ACL Products\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/acl-nissan-vr38dett-3799cc-v6-dohc-4v-twin-turbo-standard-size-high-performance-main-bearing-set\"\u003eACL VR38DETT main bearing set\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/acl-mitsubishi-6g72-6g72t-6g73-main-bearings-standard-size\"\u003eACL 6G72 main bearing set\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/acl-honda-j35-3471cc-v6-sohc-4v-standard-size-race-series-main-bearing-set\"\u003eACL J35 main bearing set\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/acl\"\u003eShop all ACL products\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does 0.005-inch oversized mean on ACL 5M8309HO\/S5-STD?\u003c\/strong\u003e\u003cbr\u003eIt identifies the required oversized housing bore. It does not replace machine-shop measurement of the block, crankshaft journals, bearing thickness, and assembled oil clearance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes Subaru vehicle fitment alone confirm this bearing set?\u003c\/strong\u003e\u003cbr\u003eNo. Confirm the exact EJ engine version, Phase 2 configuration, thrust bearing in position five, housing bore, crankshaft dimensions, and required oil clearance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan this bearing set be installed without engine-builder measurements?\u003c\/strong\u003e\u003cbr\u003eNo. Every journal, housing bore, bearing position, and assembled oil clearance must be checked with calibrated tools before final assembly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eHave a qualified engine builder inspect and measure the block and crankshaft. Clean every oil passage and bearing seat, verify thrust position and oil-hole alignment, measure assembled oil clearance, follow Subaru and ACL lubrication and torque procedures, confirm free rotation, and prime the lubrication system before startup.\u003c\/p\u003e","brand":"ACL","offers":[{"title":"Default Title","offer_id":46763350163535,"sku":"ACL5M8309HO\/S5-STD","price":138.8,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/40122eef7c72ad8aedbf813a6911e74f.png?v=1789223795","url":"https:\/\/www.blackopsautoworks.com\/products\/acl-subaru-ej20-ej22-ej25-for-thrust-in-5-position-0-005mm-oversized-high-performance-main-bearin-1","provider":"Black Ops Auto Works","version":"1.0","type":"link"}