They are known as `` bodysnatchers '' , or `` Zombies '' to enthusiasts , by virtue of the fact that the shell -LRB- body -RRB- of the class NUMBER@1 has been stripped , rewired and re-engined and as `` ORGANIZATION@1 `` s due to their being `` genetically modified '' with ORGANIZATION@2 equipment .

They are known as `` bodysnatchers '' , or `` Zombies '' to enthusiasts , because the shell -LRB- body -RRB- of the class NUMBER@1 has been stripped , rewired and re-engined .
