There's no tool to convert them automatically, but I'm pretty sure they can help, by making a photoshop scratch or by using them to copy/paste and adapt parts of the kits
Moreover, I'm almost sure someone maybe can convert them more quickly...
Here's another great pack, it contains lots of south american classic clubs kits:
https://mega.nz/#!AE8FHaQR!OBuvQkhZGWIOrC3Wdb6n_GiiktwKJAuGWfgMCEDyK6U
This is the list of teams kits in this second pack:
0,"Brasil 2005"
1,"Argentina 2004"
2,"Chile 1998"
3,"México 1986"
4,"Costa Rica 1990"
5,"Estados Unidos 1994"
6,"Canadá 1986"
7,"Jamaica 1998"
8,"Brasil 1982"
9,"Argentina 2007"
10,"Paraguay 1986"
11,"Chile 1974"
12,"Haiti 1974"
13,"El Salvador 1982"
14,"Estados Unidos 2002"
15,"Paraguay 1998"
16,"México 1998"
17,"Ecuador 2006"
18,"Brasil 1999"
19,"México 1970"
20,"Chile 1962"
21,"Brasil 1994"
22,"Brasil 2002"
23,"Argentina 1986"
24,"Argentina 1990"
25,""
26,"Ecuador 1996"
27,"Brasil 1998"
28,"México 2001"
29,"Brasil 1970"
30,"Brasil 1958"
31,"Argentina 1978"
32,"Chile 1979"
33,"Chile 1987"
34,"México 1993"
35,"Bolivia 1997"
36,"Colombia 1990"
37,"Brasil 1983"
38,"Brasil 1991"
39,"Uruguay 1989"
40,"Perú 1975"
41,"Paraguay 1979"
42,"Uruguay 1983"
43,"Uruguay 1987"
44,"Brasil 1989"
45,"Argentina 1991"
46,"Argentina 1993"
47,"Uruguay 1995"
48,"Brasil 1997"
49,"Colombia 2001"
50,"Brasil 2004"
51,"Brasil 2007"
52,"Colombia 1987"
53,"Chile 1991"
54,"Honduras 2001"
55,"México 1999"
56,"Colombia 1995"
57,""
58,"Argentina 1992"
59,"Bolivia 1994"
60,"Perú 1978"
61,"Colombia 1990"
62,"Argentina 78"
63,"Brazil 82-86"
64,"Hamburg 1983"
65,"Juventus 1985"
66,"Milan 89-90"
67,"Barca 1992"
68,"Man United 1999"
69,"PSV 1988"
70,"Ajax 1995"
71,"Real 2002"
72,"Liverpool 2005"
73,"Porto 1987"
74,"Juventus 1996"
75,"Borussia 1997"
76,"Real 98-00"
77,"Porto 2004"
78,"Milan 03-07"
79,"Liverpool 1984"
80,"Barca 2006"
81,"Manchester 2008"
82,"Barca 09-11"
83,"Bayern 2001"
84,"Cruzeiro 76-77"
85,""
86,"Estudiantes 68-71"
87,"Nacional 1971"
88,"River 76-77"
89,"Guarani 78-79"
90,""
91,""
92,"Santos 1973"
93,"Fluminense 75-76"
94,"Internacional 75-76-79"
95,"Huracán 1973"
96,"Newells 1974"
97,"Santos 1978"
98,"Palmeiras 72-74"
99,""
100,""
101,""
102,""
103,""
104,"Boca 95-98"
105,"Atletico Mineiro 97-99"
106,"Colo-Colo 91-93"
107,"Penarol 93-97"
108,"U Católica 94-96"
109,"River 94-98"
110,"Velez 1994"
111,"U de Chile 95-96"
112,"Cruzeiro 93-96"
113,"Flamengo 95-2001"
114,"Botafogo 95-98"
115,"Colo-Colo 96-99"
116,"Gremio 98-2000"
117,"Sao Paulo 91-94"
118,"America de Cali 90-94"
119,"Atletico Nacional 92-95"
120,"Vasco Da Gama 96-99"
121,"Palmeiras 93-96"
122,"Barcelona SC 97-99"
123,"Newell´s 90-92"
124,"Corinthians 98-00"
125,"Colo-Colo 05-07"
126,"Corinthians 02-05"
127,"Cruzeiro 03-04"
128,"Once Caldas 2004"
129,"Olimpia 2002"
130,"Boca 00-01"
131,"Corinthians 08-10"
132,"Boca 03-05"
133,"Sao Paulo 2003-2005"
134,"Santos 02-04"
135,"Independiente 2002"
136,"LDU Quito 08-09"
137,"River 00-04"
138,"Cienciano 02-04"
139,"San Lorenzo 2001"
140,"U de Chile 2011"
141,"Estudiantes 09-10"
142,"Cobreloa 81-82"
143,"Flamengo 81-85"
144,"River 1985-86"
145,"River 1989-90"
146,"Argentinos 1985"
147,"America de Cali 85-87"
148,"San Lorenzo 1989-90"
149,"Gremio 82-84"
150,"Nacional 80-82"
151,"Olimpia 90-91"
152,"River 1981"
153,"Boca 1981"
154,"Independiente 1984"
155,"Peñarol 1987"
156,"Olimpia 1980"
157,"Atletico Nacional 1989"
158,"Gremio 1989"
159,"Botafogo 1989"
160,"Peñarol 1982"
161,"Colo-Colo 79-83"
162,"Arsenal Sarandi 2007"
163,"Pachuca 2006"
164,"Bolivar 2004"
165,"Pumas UNAM 2005"
166,"America 2007"
167,"Goias 2010"
168,"Independiente 2010"
169,"Palmeiras 98-00"
170,""
171,"Cruzeiro 1998"
172,""
173,"America de Cali 1999"
174,"Millonarios 2001"
175,""
176,"Atletico Mineiro 1992"
177,"Botafogo 1993"
178,"Rosario Central 1995"
179,"Lanús 1996"
180,"Santos 1998"
181,""
182,""
183,""
184,"Colo-Colo 1973"
185,"AEK 76-88"
186,"Saint Etienne 67-84"
187,"PSG 93-98"
188,"Marseille 89-93"
189,"Bordeaux 80s"
190,""
191,"Nantes 94-96"
192,"Reims 56-60"
193,"Monaco 88-96"
194,"Marseille 99-04"
195,"Bastia 77-81"
196,"Lens 90s"
197,""
198,"Feyenoord 02"
199,"Ajax 69-73"
200,""
201,""
202,"PSV 78-88"
203,"Feyenoord 70-74"