Otis Campbell
Otis Campbell thanked Ray Dart's answer

Many years ago. I bought an accidentally fast car. Ford had just updated their 2 litre engine to DOHC in preparation for it losing about 20% of its power as a consequence of emissions adjustments.

Mine had no such emissions adjustments - Ford sold about 2000 of the cars in between the engine upgrade and the … Read more

Otis Campbell
Otis Campbell thanked Don Barzini's answer

One has nothing to do with the other.

The speedo is a means of monitoring the car’s performance in real time. Just because the dial reads 130 (or whatever) doesn’t necessarily mean the car can actually go that fast nor that it should be driven that way. In the same way, cars that come with … Read more