Hopefully this is not your problem but years back I knew a guy who's newly rebuilt motor came apart and was ticking beforehand. One of the rings got installed upside down.
Also make sure flexplate/flywheel bolts are tight.
80-RS 10:1 406 by HP
67 Camaro convertible
Last edited by HOGDADDY : 11-18-2010 at 12:27:16 AM.