Bundled Standard size crankshaft connecting rod and main bearings sets with main cap bolts and (16) 2nd designed connecting rod bolts compatible with 2000-2015 GM Gen III & IV 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L LS-series V-8 engines. LS main bolts are torque-to-yield (TTY) bolts and must be replaced once removed for service. These bolts are purchased in bulk from the same supplier that GM uses. Setincludes: (10) 12560272: Inner main cap bolt, (10) 12556127: Side main cap bolts and (10) 12560273: Outer main cap bolt with stud for windage tray. Fitment includes 293CID (4.8L) 1999-2013 All Vortec, 294CID (4.8L) 1999-2013 All Vortec, 325CID (5.3L) 1999 & Newer All Vortec & LS4, 346CID (5.7L) 1997-2005 All LS1 & LS6, 364CID (6.0L) 1999 & Newer All Vortec & LS2, 365CID (6.0L) 1999 & Newer All Vortec & LS2, 376CID (6.2L) 2008 & Newer All Vortec, LS3 & LS9.