http://www.kongregate.com/games/101cargames/star-car

Fucking shitty game, not very good programming and music sucks.

To unlock the levels:
26 61 3F D0 66 17 27
2761 3F D0 66 17 26

Just uses pushtrue and pushfalse, it uses two,

one is for determining if the lock should be there, and the other is for determing if the playbutton should be there.