﻿Hello everybody
I will show you how to put the mod in your gta sa folder:
1-Put this in your handling.
POLICE_SF 1600.0    4500.0   2.0    0.0 0.3 -0.15 75  0.75 0.85 0.52 	5 200.0 25.0 10.0 R P 	10.0  0.53 0 35.0  	1.1  0.12  0.0   0.28 -0.17 0.55 0.0		0.2  0.24 25000 	40000000	10200008	0  1	0
2-put this in your vehicles for the wheels size. 		
597, 	copcarsf, 	copcarsf, 	car, 		POLICE_SF, 	POLICAR, null,	ignore,		10,	0,	0,		-1, 0.7, 0.7,	-1
3-put these copcarsf.dff and copcarsf.txd in your gta3.img usnig spark img.heres the link.
spark:http://www.gtagarage.com/mods/show.php?id=63
And thank you guys.