This listing is for a set of STD Size King Engine Rod & Main Bearings sets for the following 1999-2010 Chevrolet & GM engines. Fits: 1999-2010 4.8L Gen-3 cast iron blocks VIN "A" "C" or "V". 2005-2009 5.3L Aluminum Blocks VIN "C". 2001-2006 5.7L Aluminum Blocks VIN "S". 1997-2005 5.7L GEN-3 Aluminum Block VIN "G". 1999-2010 6.0L GEN-4 Aluminum Blocks VIN "H" "K" "N" "U" or "Y". VIN Refers to the 8th character in the vehicles ID in lower driver side dash reading from left to right.