I had to do my past cars too, in increasing order of fun.
29.9 lbs per HP - 1981 Honda Accord 75 hp / 2240 lbs
29.3 lbs per HP - 1987 Toyota 4x4 pickup 116 hp / 3400 lbs
24.1 lbs per HP - 1994 Toyota 4x4 V6 pickup 150 hp / 3625 lbs
20.9 lbs per HP - 2000 4Runner V6 183 hp / 3830 lbs
17.8 lbs per HP - 2012 Acura TSX 201 hp / 3585 lbs
15.0 lbs per HP - 1995 Volvo 850 Turbo 222 hp / 3340 lbs
13.9 lbs per HP - 2000 4Runner SC'd 275 hp / 3830 lbs
8.4 lbs per HP - 1988 Supra Turbo 430 hp / 3650 lbs