All European 450 6,9's had 286 bhp / 550 nm (405 lb ft) @ 3000 rpm.
USA spec cars had 250 bhp and 500 nm (370 lb ft).

Don't know about the cars you got in the land down under, but haven't you always had cars with lots of cylinders and lots of power?

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Dag Boesterud
Norway Europe
1994 Mercedes-Benz E320 Wagon
1990 Audi 100 Turbo Quattro Sport Exklusiv