{"product_id":"sealed-power-7144ma-engine-crankshaft-main-bearing-set","title":"Sealed Power 7144MA Engine Crankshaft Main Bearing Set","description":"\u003ch2\u003eOverview of Sealed Power 7144MA Main Bearing Set\u003c\/h2\u003e\u003cp\u003eThe Sealed Power 7144MA engine crankshaft main bearing set is designed as an OE replacement for Buick V6 engines with a 231 cubic inch displacement. This main set is engineered to meet the specifications required for 1977-87 vehicles with VIN code \"a\", ensuring reliable performance in compatible Buick, Cadillac, Chevrolet, Jeep, Oldsmobile, and Pontiac models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOE replacement main bearing set for 1977-87 Buick V6 231 engines\u003c\/li\u003e\n\u003cli\u003eConstructed with A-series aluminum bearings for durability\u003c\/li\u003e\n\u003cli\u003eIncludes standard and undersized bearings: Std, 1, 10, 20, 30, 40\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple GM and related makes and models\u003c\/li\u003e\n\u003cli\u003ePart number 7144MA for precise identification and fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe 7144MA main bearing set is specifically designed for even-fire 231 cubic inch displacement V6 engines manufactured by Buick. The set features A-series aluminum bearings, which provide a balance of strength and wear resistance suitable for engine rebuilds and repairs. This main set includes a range of bearing sizes from standard to 0.40mm undersized, allowing for precise fitment during crankshaft journal machining or replacement. The set is compatible with a wide range of GM-related vehicles, including Buick models like the Century, Regal, and Riviera, as well as Cadillac DeVille, Chevrolet Camaro, and Jeep Wagoneer, among others.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick models: Century, Regal, Riviera, LeSabre, and more\u003c\/li\u003e\n\u003cli\u003eCadillac DeVille and Fleetwood\u003c\/li\u003e\n\u003cli\u003eChevrolet Camaro, Caprice, Impala, Monte Carlo\u003c\/li\u003e\n\u003cli\u003eJeep CJ5 and Wagoneer\u003c\/li\u003e\n\u003cli\u003eOldsmobile Cutlass, Delta 88, and 88\u003c\/li\u003e\n\u003cli\u003ePontiac Firebird, Grand Prix, and Sunbird\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Engine Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or damaged main bearings causing engine knocking\u003c\/li\u003e\n\u003cli\u003eExcessive crankshaft end play or bearing clearance issues\u003c\/li\u003e\n\u003cli\u003eOil pressure loss due to bearing wear\u003c\/li\u003e\n\u003cli\u003eEngine noise related to bearing failure\u003c\/li\u003e\n\u003cli\u003eRebuilding or restoring 231 V6 engines to factory specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Sealed Power 7144MA main bearing set, ensure the crankshaft journals are properly measured and machined to match the bearing size selected. Use the appropriate undersized bearings if journal grinding has been performed. Clean all components thoroughly before assembly to prevent contamination. Follow manufacturer torque specifications for main bearing caps and verify oil clearance with plastigage or a similar tool. Proper lubrication during installation is critical to prevent initial wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eSealed Power main bearing sets are manufactured to meet OEM standards for material and dimensional accuracy. The A-series aluminum bearings provide consistent performance and durability under normal operating conditions. This product is backed by Sealed Power's quality assurance processes, ensuring reliable fitment and function. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"Sealed Power","offers":[{"title":"Default Title","offer_id":44496002187445,"sku":"BDBR-7144MA","price":80.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SE_7144MA_Ang_1c2f30d1-0c96-41ac-8a5c-06323bf60072.jpg?v=1775021152","url":"https:\/\/www.partcatalog.com\/products\/sealed-power-7144ma-engine-crankshaft-main-bearing-set","provider":"PartCatalog","version":"1.0","type":"link"}