best diecast brand and place to buy?

GIS is your friend. Check this out!

http://www.diecastmuscle.com/store/HI50405
http://www.diecastmuscle.com/store/Makes/29411
http://www.diecastmuscle.com/store/Makes/HI50240YE
http://www.diecastmuscle.com/store/Makes/Drag+Racing/GMP14006
http://www.diecastmuscle.com/store/Makes/Drag+Racing/TT1205