{"product_id":"duramax-lly-lbz-main-bearings-2004-2007-dnj-mb3220-20","title":"Duramax LLY \/ LBZ Main Bearings 2004-2007 DNJ MB3220.20","description":"\u003cp\u003eDNJ main bearing set for the Duramax LLY \/ LBZ (2004-2007). Listed for one application: Duramax LLY \/ LBZ engines, 2004-2007, in Chevrolet, GMC applications. Confirm your engine code and year against this listing before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\u003cp\u003eMain bearings carry the crankshaft in the block. Low oil pressure, debris or detonation wipe them, and a spun main is an engine-out event. A new set at the correct size (standard or undersize) is part of every rebuild.\u003c\/p\u003e\n\u003ch3\u003eFits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChevrolet vehicles with the Duramax LLY \/ LBZ engine, 2004-2007\u003c\/li\u003e\n\u003cli\u003eGMC vehicles with the Duramax LLY \/ LBZ engine, 2004-2007\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFixes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ea deep knock that follows engine load\u003c\/li\u003e\n\u003cli\u003elow hot oil pressure with a worn pump ruled out\u003c\/li\u003e\n\u003cli\u003eany crank-out rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003ea full main bearing set with thrust bearing at the stated size\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: DNJ\u003c\/li\u003e\n\u003cli\u003ePart number: MB3220.20\u003c\/li\u003e\n\u003cli\u003eShipping weight: 1.5 lb\u003c\/li\u003e\n\u003cli\u003ePackage size: 7.0 x 4.0 x 2.0 in\u003c\/li\u003e\n\u003cli\u003eCondition: new\u003c\/li\u003e\n\u003cli\u003eProduct type: Main Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCross-reference\u003c\/h3\u003e\u003cp\u003eReplaces or interchanges with DNJ MB3220.20 for the Duramax LLY \/ LBZ. Check the part number stamped on your original before ordering.\u003c\/p\u003e\n\u003cp\u003eFree shipping on orders of $70 or more; everything else ships with calculated shipping at the part's real weight. Questions on fitment? \u003ca href=\"\/pages\/contact\"\u003eAsk a tech\u003c\/a\u003e before you buy.\u003c\/p\u003e","brand":"DNJ","offers":[{"title":"Default Title","offer_id":54970369900757,"sku":"CPP-LBZ-MBRG-01","price":138.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/3835\/6181\/files\/duramax-lly-lbz-main-bearings-2004-2007-1.jpg?v=1789710381","url":"https:\/\/corepowertrainparts.com\/products\/duramax-lly-lbz-main-bearings-2004-2007-dnj-mb3220-20","provider":"CorePowertrainParts.com","version":"1.0","type":"link"}