CONTROLS: SPACE: acceleration (in control 1) DOWN ARROW: brake (in control 1) RIGHT ARROW: shift up LEFT ARROW: shift down R: refuel (you can refuel when engine is off) LAUNCH CONTROL: step 1. Put gear to 1 step 2. Press down arrow, then press space (brake>0, then acceleration 100) step 3. Release brake
Credits to @imkmj05 and @Nolantrob
