This item is for a MAHLE Clevite A-series .010-in. over size main bearing set for 1997-2013 GM 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L LS-series V-8 engines. P/N MS2199A-010. The A-series bearings are the bi-metal construction; the same material that O.E.M. uses. 

MAIN BEARING SPECIFICATIONS

• Main Journal Size (Pos 1-2-4-5): 2.5588/2.5593 in. (at standard)
• Main Journal Size (Pos 3, flanged): 2.5588/2.5593 in. (at standard)
• Main Housing Bore: 2.7509/2.7515 in. (at standard)
• Maximum Length (Pos 1-2-4-5): .805 in.
• Maximum Length (Pos 3): 1.0280 in.
• Max Wall Thickness: .0957 in. (at standard)