hello all,im new to the group i have a 429 that im going to rebuilt is there anything i shouild now about this engine b4 i rebuild it? its off of my 1964 cadillac sedan de ville,please let me know if u can help thanx:thumbsup:

The only thing I didn't like on the 429 is the valve stem seals. After-market seals are the way to go, in place of the plastic original type.