{"product_id":"sealed-power-4999ma-engine-crankshaft-main-bearing-set","title":"Sealed Power 4999MA Engine Crankshaft Main Bearing Set","description":"\u003ch2\u003eOverview of Sealed Power Engine Crankshaft Main Bearing Set 4999MA\u003c\/h2\u003e\u003cp\u003eThe Sealed Power 4999MA engine crankshaft main bearing set is designed as an OE replacement for Chrysler small block engines with a 360 displacement, covering model years 1974 through 1993. This main set is compatible with a wide range of Chrysler, Dodge, Jeep, and Plymouth vehicles, providing reliable performance for engine rebuilds and repairs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOE replacement main bearing set for Chrysler small block 360 engines\u003c\/li\u003e\n\u003cli\u003eIncludes standard and undersized bearings: Std, -1, -10, -20, -30\u003c\/li\u003e\n\u003cli\u003eConstructed with A-series aluminum bearings for durability\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple makes and models from 1974 to 1993\u003c\/li\u003e\n\u003cli\u003ePart number 4999MA ensures precise fit and quality\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Sealed Power 4999MA main bearing set is engineered specifically for Chrysler small block engines with a 360 cubic inch displacement. Manufactured with A-series aluminum bearings, this set offers consistent wear resistance and reliable performance under typical operating conditions. The set includes a range of bearing sizes—standard, -1, -10, -20, and -30—to accommodate various crankshaft journal tolerances and machining requirements. This main set is suitable for use in engine rebuilds or repairs on vehicles such as the Dodge Ram 1500, Jeep Grand Cherokee, Plymouth Duster, and Chrysler LeBaron, among others. The part number 4999MA corresponds to a complete main bearing set designed to meet OEM specifications for Chrysler small block engines produced between 1974 and 1993.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChrysler small block 360 engines from 1974-1993\u003c\/li\u003e\n\u003cli\u003eCompatible with Chrysler, Dodge, Jeep, and Plymouth models including Aspen, B100, Challenger, Charger, Dakota, Durango, Grand Cherokee, LeBaron, Magnum, Monaco, Newport, New Yorker, Ram 1500\/2500\/3500 series, Ramcharger, Town \u0026amp; Country, and various W-series trucks\u003c\/li\u003e\n\u003cli\u003eIdeal for engine rebuilds requiring main bearing replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Bearing Set\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive crankshaft bearing wear or scoring\u003c\/li\u003e\n\u003cli\u003eEngine knocking or unusual main bearing noise\u003c\/li\u003e\n\u003cli\u003eOil pressure loss due to worn main bearings\u003c\/li\u003e\n\u003cli\u003eCrankshaft end play or clearance issues\u003c\/li\u003e\n\u003cli\u003ePreventing premature engine failure from bearing damage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure crankshaft journals are properly machined and cleaned before installation\u003c\/li\u003e\n\u003cli\u003eVerify correct bearing size selection based on journal measurements\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications for main bearing caps\u003c\/li\u003e\n\u003cli\u003eCheck oil clearance with plastigage or micrometer during assembly\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer’s service manual for detailed installation procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eSealed Power engine components are manufactured to meet or exceed OEM standards. The 4999MA main bearing set undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty terms may vary, Sealed Power products typically include coverage against manufacturing defects. Consult product documentation or authorized sources for detailed warranty information.\u003c\/p\u003e","brand":"Sealed Power","offers":[{"title":"Default Title","offer_id":44495987835061,"sku":"BDBR-4999MA","price":116.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SE_4999MA_Ang_7613c0fa-1068-41b2-83e0-cba29c8ff455.jpg?v=1775021141","url":"https:\/\/www.partcatalog.com\/products\/sealed-power-4999ma-engine-crankshaft-main-bearing-set","provider":"PartCatalog","version":"1.0","type":"link"}