Could the bell housing casting be porous? This is on my '62 Monza Wagon 4 speed, 3.27 diff. (both '62) and a 110 RH engine. Thanks to all for any suggestions. Timothy Shortle in (beautiful, windy) Durango Colorado 81301 =========================================================== Very unlikely! Matt Nall Charleston, Oregon http://mysite.ncnetwork.net/reswr0kp/