Since '98, and whole cars not parts cars? Let's see:
1-1970 Opel Kadett Wagon (Bronze)
2-1969 Opel Kadett Rallye (Blue)
3-1940 International D-Series Pickup (Blue-ish)
4-1995 Geo Prism (Red)
5-1970 Dodge Sweptline Blue/Red/Yellow/Green/Primer)
6-1970 Opel GT (Green)
7-1979 Chrysler New Yorker (Brown)
8-1971 VW Bug (Green)
9-1967 Dodge D200 Club Cab Camper Special (Long Bed) (Beige)
10-1985 Dodge D350 Crew Cab (Long Bed) (Blue)
11-1995 Chrysler Cirrus (Red)
12-1973 Bradley GT (Brown)
13-1970 Opel Kadett Wagon (Green)
14-1998 Jeep Cherokee (Red)
15-1971 Opel Kadett Sport Sedan (Mint)
16-1948 American LaFrance 700-Series Pumper (Red, of course)
17-1978 IH School Bus w/15' flatbed (Yellow)
18-1992 Honda Accord (Black)
19-1978 Dodge Ramcharger (Green)
20-1970 Opel Kadett 4-door (Green)
21-1985 Dodge D350 Crew Cab Dually (Long Bed) (Gray)
22-1967 Opel Kadett Sport Coupe (Blue)
23-1967 Opel Admiral (Beige)
24-1969 Opel Kadett Fastback (Blue)
25-1971 Opel Kadett Sedan (Red)
26-1985 Dodge W150 4WD (Gray)
27-1975 Opel 1900 (Ascona) Sportwagon (Orange)
28-1975 Opel 1900 (Ascona) Sportwagon (Yellow)
29-1987 Jaguar XJS (Blue)
30-2006 Scion XB (Green)
31-1983 Toyota Pickup (White)
32-1992 Isuzu Trooper (Blue)
33-1970 Dodge Crew Cab Camper Special (Long Bed) (Blue)
34-1987 Dodge Ramcharger (Blue)
35-1969 MG Midget Arkley (Black-ish)
36-1959 Morris Minor Traveller (Cream)
37-2007 Mini Cooper S (Green)
38-1973 Opel GT (Red)
39-1972 Opel Ascona (Bronze)
40-1990 Chevrolet C1500 (White)
41-2002 Chevy S10 (Red)
Italics for ones I still have, plus probably another 35 parts or incomplete non-drivers through in that time frame.