{"product_id":"sealed-power-4400ma-engine-crankshaft-main-bearing-set","title":"Sealed Power 4400MA Engine Crankshaft Main Bearing Set","description":"\u003ch2\u003eOverview of Sealed Power Engine Crankshaft Main Bearing Set 4400MA\u003c\/h2\u003e\u003cp\u003eThe Sealed Power 4400MA Engine Crankshaft Main Bearing Set is designed as an OE replacement for Chevrolet big block engines. This main set is engineered to meet the specifications required for engines with displacements of 396, 402, 427, and 454 cubic inches, ensuring reliable performance in a variety of Chevrolet, GMC, and Pontiac vehicles.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOE replacement main bearing set for big block Chevrolet engines\u003c\/li\u003e\n\u003cli\u003eCompatible with 396, 402, 427, and 454 cubic inch displacements\u003c\/li\u003e\n\u003cli\u003eConstructed from A-series aluminum bearings for durability\u003c\/li\u003e\n\u003cli\u003eIncludes standard and undersized bearings: Std, -1, -2, -10, -20, -30, -40\u003c\/li\u003e\n\u003cli\u003eFits multiple Chevrolet, GMC, and Pontiac models including Camaro, Impala, Blazer, and more\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Sealed Power 4400MA main bearing set is specifically manufactured for Chevrolet big block engine families, providing a precise fit and reliable operation. Made from A-series aluminum bearings, this set offers excellent wear resistance and heat dissipation properties, which are critical for maintaining engine integrity under demanding conditions. The set includes a range of bearing sizes from standard to various undersizes, allowing for proper fitment during engine rebuilds or repairs. This bearing set is compatible with a wide range of vehicles such as the Chevrolet Camaro, Impala, Bel Air, and GMC Blazer, as well as Pontiac Acadian models, making it a versatile choice for engine maintenance and restoration projects.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or damaged main bearings in Chevrolet big block engines\u003c\/li\u003e\n\u003cli\u003eCorrection of bearing clearance issues due to engine wear\u003c\/li\u003e\n\u003cli\u003eRestoration of proper crankshaft alignment and smooth rotation\u003c\/li\u003e\n\u003cli\u003ePrevention of engine knocking caused by bearing failure\u003c\/li\u003e\n\u003cli\u003eSupport for engine rebuilds involving 396, 402, 427, and 454 cubic inch displacements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Sealed Power 4400MA main bearing set, ensure that the crankshaft journals are thoroughly cleaned and inspected for wear or damage. Select the appropriate bearing size based on journal measurements to maintain correct clearance. Use assembly lubricant during installation to prevent initial startup wear. Torque main caps to manufacturer specifications and verify crankshaft endplay to ensure proper fitment. It is recommended to follow the vehicle’s service manual for detailed installation procedures.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eSealed Power manufactures the 4400MA main bearing set to meet OEM standards, ensuring consistent quality and performance. The use of A-series aluminum bearings provides durability and resistance to wear under normal operating conditions. This product is backed by Sealed Power’s quality assurance protocols. For warranty details, refer to Sealed Power’s official warranty policy applicable to engine components.\u003c\/p\u003e","brand":"Sealed Power","offers":[{"title":"Default Title","offer_id":44495979577525,"sku":"BDBR-4400MA","price":82.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SE_4400MA_Ang_655267f6-5247-4df9-8336-30271bd8514d.jpg?v=1775021135","url":"https:\/\/www.partcatalog.com\/products\/sealed-power-4400ma-engine-crankshaft-main-bearing-set","provider":"PartCatalog","version":"1.0","type":"link"}