It sounds like you had a pretty stout 401 built that spun the main bearing. As long as there is no other damage, why don't you take the crank out of the good engine and put it in the high performance engine? Then you could keep the good block for later when the horsepower you have isn't enough! Dan Whitehead _________________________________________________________________ Hotmail: Trusted email with powerful SPAM protection. http://clk.atdmt.com/GBL/go/177141665/direct/01/ -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://list.amc-list.com/pipermail/amc-list-amc-list.com/attachments/20091113/8b065b62/attachment.htm> _______________________________________________ AMC-list mailing list AMC-list@xxxxxxxxxxxx http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com