1. Backup your main.scm & script.img which are in directory ..gta san andreas\data\script
2. Replace with these
3. replace handling.cfg WITH THIS

use kays for "lean forward" and "lean backword" acceleration and reverse and left right to controll the plane RCBARON 



Till now there is 5 races from me nvknvk in los santos
press hold  sprint on desired number 0 to 4
if you want first person view hold "horn" for 1 sec

remark:
I make all checkpoints with mta san andreas -map editor
and edit (thanks to RUMBLE for little script, and i added mission races) with mission builder
0.33 (Bartoon Waterduck)
