Originally Posted by
Dan_3MPS
Assuming 4 door sedans and maybe coupes, RWD, V8 and under $250k retail in Oz (but not taking into account multi-valve engines, forced induction etc). If it was today possibilities in addition to Ford+Holden would be.
Sedans
BMW M3
BMW 550i
Audi A6 4.2
Audi A8 4.2
Chrysler 300C
Jaguar XF
Jaguar XJR
Lexus IS-F
Merc C63
Merc CLS500
Merc E63
Volvo S80
Coupes
Audi S5 4.2
BMW M3
BMW 650i
Jaguar XK or XKR
Merc CLK500
Merc CLK63
Not a bad list! You could also throw some smokeys in that may not be strictly production but could work within a silhouette formula which is pretty much what V8 Supercars is now, such as.
Toyota Camry/Aurion (with IS-F motor or basic pushrod 5 litre based on Toyota NASCAR block)
Nissan 370Z/Skyline/Maxima with VH series derived motor