{"product_id":"acl-race-series-standard-main-bearing-set-for-gm-ls-gen-iii-iv-4-8l-5-3l-5-7l-and-6-0l-v8-engines-5m7298h-std","title":"ACL Race Series Standard Main Bearing Set for GM LS Gen III–IV 4.8L, 5.3L, 5.7L and 6.0L V8 Engines – 5M7298H-STD","description":"GM LS Gen III - IV main bearing set 270 degree oil groove - Standard\n\u003cp\u003eUpgrade the foundation of your GM LS engine with the ACL Race Series 5M7298H-STD standard-size main bearing set. Designed for GM LS Gen III and Gen IV V8 applications, this main bearing set is compatible with popular 4.8L, 5.3L, 5.7L and 6.0L engines. It features a 270-degree oil groove configuration intended to support effective crankshaft lubrication under demanding operating conditions.\u003c\/p\u003e\u003cp\u003eACL Race Series bearings are engineered for performance-oriented engine builds, offering precise fitment and dependable wear resistance when installed with properly prepared, standard-size crankshaft journals. The bearing construction is designed to help maintain consistent oil control and support stable engine operation across street, performance and racing applications. This set is a practical choice for engine rebuilds, refreshes and performance upgrades where reliable main bearing support is essential.\u003c\/p\u003e\u003cp\u003eBefore installation, verify crankshaft journal measurements, housing bore condition and engine-specific fitment. The 5M7298H-STD is a standard-size application and should not be used to compensate for machined or undersized journals. Proper clearance checks, lubrication and installation procedures are required to achieve the intended performance and service life. The set includes the main bearing components needed for one compatible engine application.\u003c\/p\u003e\u003ch3\u003eKey Product Specifications and Technical Data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: ACL\u003c\/li\u003e\n\u003cli\u003ePart Number: 5M7298H-STD\u003c\/li\u003e\n\u003cli\u003eApplication: GM LS Gen III–IV V8 engines\u003c\/li\u003e\n\u003cli\u003eCompatible Displacements: 4.8L, 5.3L, 5.7L and 6.0L\u003c\/li\u003e\n\u003cli\u003eBearing Type: Main bearing set\u003c\/li\u003e\n\u003cli\u003eOil Groove Design: 270-degree oil groove\u003c\/li\u003e\n\u003cli\u003eSize: Standard\u003c\/li\u003e\n\u003cli\u003eProduct Category: Automotive engine bearing component\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cp\u003eOne ACL Race Series standard-size main bearing set for compatible GM LS Gen III and Gen IV engine applications.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStandard-size main bearing set for compatible GM LS Gen III and Gen IV V8 engines\u003c\/li\u003e\n\u003cli\u003e270-degree oil groove design supports consistent crankshaft lubrication\u003c\/li\u003e\n\u003cli\u003eFits selected GM 4.8L, 5.3L, 5.7L and 6.0L engine applications\u003c\/li\u003e\n\u003cli\u003eACL Race Series construction is engineered for dependable performance in street, performance and racing builds\u003c\/li\u003e\n\u003c\/ul\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\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Unknown\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"ACL","offers":[{"title":"Default Title","offer_id":67616271401212,"sku":"5M7298H-STD","price":259.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/40122eef7c72ad8aedbf813a6911e74f_d7917117-2efe-425c-86be-034475b67f42.png?v=1790821491","url":"https:\/\/diycustoms.store\/products\/acl-race-series-standard-main-bearing-set-for-gm-ls-gen-iii-iv-4-8l-5-3l-5-7l-and-6-0l-v8-engines-5m7298h-std","provider":"diycustoms.store","version":"1.0","type":"link"}