gtasa/data/handling.cfg
MOPED         400.0     200.0   4.0    0.0 0.08 -0.09 103 1.8 0.9  0.48 	5 190.0 60.0 5.0  R P 	15.0  0.50 0 35.0  	0.85 0.15  0.0   0.15 -0.16 0.5  0.0		0.0  0.15 95000 	1002000		2			1  1	4

!	MOPED		0.25	0.10	0.30	0.10	55.0	38.0	0.95	0.60	0.5		0.1		30.0	-35.0	-0.012	0.7		0.6

gtasa/data/vehicles.ide
462,	faggio,		faggio,		bike,		MOPED,		FAGGIO,		bikes,	moped,		10,	0,	0,		16, 0.464, 0.464,	-1


gtasa/data/carcols.dat
faggio, 0,3, 2,0, 3,0, 4,0, 6,0, 11,0, 21,0, 26,0, 45,0

get that mod car colors make your game more cool ;)
http://www.gtainside.com/en/sanandreas/mods/86342-car-colors-mod/