Here are some cheats and tips for the game F1-Roc 2: Race Of Champions.
Super engine:
Increase your engine level to the limit and invest $100,000
towards the development of a new engine. The Super Engine will
be ready after the next race. Hold A + B during
a race to use it. Note: The Super Engine can only be used once.
Track selection:
Quickly press A(4), B(14) on controller two
at the notice screen that appears after the SNES is powered on.
Press Up or Down on the course option screen under
Grand Prix mode to change tracks.
Time attack mode:
Finish a race before time runs out. Quickly press Up,
X, Right, Y, Down, B, Left,
A(2) on controller two at the notice screen that appears
after the SNES is powered on.
Block mini-game:
Quickly press X(4), Y(2) on controller two at
the notice screen that appears after the SNES is powered on. Destroy
the blocks in the multi-player mini-game that will begin.
Pong/Space Invaders mini-game:
Quickly press Y(4), X(2) on controller two at
the notice screen that appears after the SNES is powered on.
A two player mini-game will begin.
Sound test:
Quickly press L, R, L, R, L,
R, L, R, L, R(2) on controller
two at the notice screen that appears after the SNES is powered
on. Controller one is used to change the music.