hi fellas just bought a 350 chev for my holden but cant find anything on these numbers please help? 110U2738 KO 4 71H is the stamped number and 3970010 K9 is the cast number in the block,the block was apparently in an australian car a 71 hq holden but these motors were all imported from the states all i can find is that it was made in 1969-79 all help is greatly appreciated thanks pete