You have already written it correctly
I believe it is 285 hp.
285
The Toyota's 4.7 liter is 285 cubic inches The Dodge 4.7 liter is 287 cubic inches
285 hp
2.85
285 bhp
285
285 hp at the flywheel
285 horsepower
it have 285 horsepower
2.85*102
285 = (2 x 100) + (8 x 10) + (5 x 1)