Applications are as follows but not exclusive to -Kia 2351cc (2.4L) (1999-2005) G4JS DOHC Optima 16-Valve 4-Cylinder. This kit contains rod bearings, main bearings, thrust washers, timing belt, balance shaft belt, oil pump, freeze plugs, gaskets, piston/ring assemblies . Brands may include Topline, Cloyes, etc. Pictures are generic and we reserve the right to substitute brands. Please call us if you have any questions concerning products. Please include sizes on pistons, piston rings, rod bearings, and main bearings when applicable.