Качаем тут (5 Mb):
ftp://ftp.glanet.ru/pub/Games_/WSGAMES.RU....2X-install.exe

либо с внешки
http://www.sa-mp.co.uk/data/files/sa-mp-0.2X-install.exe
http://eu.krisk.dk/div/sa-mp-0.2X-install.exe
http://madoshi.net/samp/sa-mp-0.2X-install.exe
http://files.worldofstunt.com/sa-mp-0.2X-install.exe