2) Import files to IMG archive: Using the SparkIV or OpenIV program, import the files from the "To import to vehicles.img" folder into the archive [Game folder]pcmodelscdimagesvehicles.img
3) Copying files: Copy the entire contents of the "To copy to game folder" folder to the game folder. Confirm replacement if required.
(!) If you want to be able to remove the modification, then do not forget to keep the original copies of the replaced files in a safe place.
4) Editing text files: Make changes to text files:
In the file - [Folder with the game] commondatahandling.dat Find the line that starts with: AIRTUG and Replace it on: Airtug 5000.0 10.0 75 0.0 -0.2 0.0 0.0 1 0.30 1.0 160.0 0.4 0.60 0.7 25.0 0.65 0.60 8.0 0.10 0.5 5.0 1.0 1.0 0.05 -0.05 0.0 0.5 3.0 1.0 1.0 1.5 0.0 45000 0022811C 04100001 13
In the file - [Folder with the game] commondatahandling.dat Find the line that starts with: $ANNHIL and paste up to this line: $AIRTUG 1.2 1.0 0.0 -0.003 0.002 0.10 0.007 -0.002 0.0007 0.0020 0.0 0.09 1.0 1.0 0.0 0.01 0.5 0.5 0.5 0.5 0.5 0.5
In the file - [Folder with the game] commondatavehicles.ide Find the line that starts with: airtug, and replace it with: airtug, airtug, plane, AIRTUG, AIRTUG, VEH@STD, VEH@STD_LE1_RI1, 100, 999, 0.200, 0.200, 0.3, 2, 1.0 ,1, bangerexhaustfx+truckexhaustfx+truckfirefx+truckenginefx+ext_rare