these are my favorite mini bodies
Toyota TE27 Levin
Toyota S800
Datsun 510
but they're not right on an M03, because those real cars were RWD
my favorite FWD bodies are,
Fiat 500
old Mini cooper
New Beelte
http://www.active-hobby.com/2005/bodies_mini.html
http://www.abchobby.com/abcframeeng/cont/01mini.html