High-Performance Rod & Main Cam Bearings Kit with Main Bolts - Compatible with 1999-2003 Chevy 4.8L 5.3L 5.7L 6.0L LS Series Engines - Perfect for Engine Rebuilds & Performance Upgrades

Clevite A Series STD Size Main and Rod Bearing MS2199A & CB663A sets and 1st design cam bearings, Plus Main cap Bolts set. Includes (8) Connecting Rod Bearings and (1) Main Bearings set, 10 inner Main Bolts Replaces OEM 12560272, 10 Main cap Side Bolts Replaces OEM 12556127 & 10 Outer main bolts for windage tray Replaces OEM 12560273. Fits: Chevy / GMC: 293 CID (4.8L) 1999-2003 All Vortec, 294 CID (4.8L) 1999-2003 All Vortec, 325 CID (5.3L) 1999-03 LS4, 346 CID (5.7L) 1997-2005 All LS1 & LS6, 364 CID (6.0L) 1999-03 LS2, 365 CID (6.0L) 1999-03. NOTE: Cam bearings are the 1st design Pre 2004 blocks. #1 and # are 2.338". #2 and #4 are 2.325" and #3 is 2.335"