2009 Pontiac G8 GT

 Gen 4 5.3 short block *243 cylinder heads, with upgraded stainless valves, dual .660 valve springs. *TSP stage 3 turbo camshaft *TSP Is7 lifters *GM lifter trays *MLS head gaskets and GM Head bolts. *Melling high volume oil pump. *New rear main seal *New oil pan and gasket *Ngk br7ef spark plugs