http://news.windingroad.com/wp-content/uploads/2007/05/speed-per-dollar-index-lg.jpg My old Q45 scores: 1875 -- based on 1989 MSRP unadjusted for inflation and 1989 curb weight and specified HP (lower than actual due to manufacturers' agreement). 1110 -- adjusted for inflation. 53461 -- calculated based on my purchase price and increased weight of subwoofer box. :)