{"product_id":"king-bearings-mb-556si-030-main-bearing-set-for-big-block-chevy","title":"King Bearings MB 556SI 030 Main Bearing Set for Big Block Chevy","description":"Main Bearing Set - BBC GEN 4 5 6 - 1\/2 Groove\n\u003cp\u003eThe King Bearings MB 556SI 030 Main Bearing Set is designed for Big Block Chevy applications and is identified as a BBC Gen 4, Gen 5, and Gen 6 main bearing set. This kit features a 0.030-inch undersize specification for engine rebuilding applications requiring undersize main bearings.\u003c\/p\u003e\n\u003cp\u003eDesigned with a 1\/2-groove configuration, this main bearing set provides a purpose-specific bearing design for compatible Big Block Chevy engine assemblies. The set is suited for rebuilders and technicians who need a replacement main bearing solution matching the listed engine generations and undersize requirement.\u003c\/p\u003e\n\u003cp\u003eUse the part number MB 556SI 030 to verify the correct bearing selection for your application before installation. This product is supplied as a kit, with the supplier identifying it as a main bearing set for BBC Gen 4, Gen 5, and Gen 6 engines.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: King Bearings\u003c\/li\u003e\n\u003cli\u003ePart Number: MB 556SI 030\u003c\/li\u003e\n\u003cli\u003eApplication: Big Block Chevy\u003c\/li\u003e\n\u003cli\u003eEngine Generations: BBC Gen 4, Gen 5, and Gen 6\u003c\/li\u003e\n\u003cli\u003eBearing Type: Main bearing set\u003c\/li\u003e\n\u003cli\u003eUndersize: 0.030 inch\u003c\/li\u003e\n\u003cli\u003eGroove Design: 1\/2 groove\u003c\/li\u003e\n\u003cli\u003eProduct Format: Kit\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KING BEARINGS","offers":[{"title":"Default Title","offer_id":68031797756156,"sku":"KEBMB556SI030","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/KEBMB556SI030.jpg?v=1793256439","url":"https:\/\/ozkonickustomz.com\/products\/king-bearings-mb-556si-030-main-bearing-set-for-big-block-chevy","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}