valve seals
The car doesn't use a noticeable amount of oil.
Pull the old ones off with a pair of pliers, some of the older LSx were two-piece design. If you find that, remember to use a magnet or something to pull up the base.
http://speed-eng.com/store/images/Co...ring%20Kit.jpg
New ones listed below are one-piece design.
GM Int/Exh Valve Seals 12482062 / 12482063
http://www.lingenfelter.com/mm5/grap...als002_400.jpg






