Posted 5/23/2009 22:59 (#721268 - in reply to #721178) Subject: RE: Synthetic oil in older engines
Badlands of Alberta
You can run synthetic in older engines,but you must watch it the first couple of thousand miles. It will clean the engine,so if the oil gets dirty change the filter. If it still is dirty change the oil. If you have any leaks,it will leak worse.