i need help on this one. i need to move my bbc motor forward about 1/2 inch. it has solid motor mounts. do they make offset solid mounts. any ideas.this is for my 55. i cant get the valve covers off where its at. and the 671 blower also makes it hard to get the covers off. i have to run the tall covers because of roller rockers. maby there is a set of lower valve covers that will still fit roller rockers, i dont know. ill try anything. (( p.s. imakehp you got mail)).