From my understanding, schools see your score in it's entirety and not just by section. The exception being the writing sample. HYS don't award merit $$$, but a higher LSAT will never hurt ;)
... you wish to use federal aid, there's a limit to ... how years of aid you can get from certain ... some years without aid. After that, any federal aid you get will ... to always check the financial aid office of the law school ...