Removal & Installation: Camshaft: Inspection
WARNING: This page is about a different car, the 1995 Jeep Wrangler and 1994 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.
Inspect lobes, journals, bearings and distributor drive gear for wear. If camshaft sprocket or chain rubs against engine front cover, examine oil pressure relief holes in rear camshaft journal. Oil pressure relief holes MUST be free of debris.