why do speedometers go as high as 140 – 160 mph but some average cars can’t go faster than 100 -120?

Question

why do speedometers go as high as 140 – 160 mph but some average cars can’t go faster than 100 -120?

In: Technology

Answer 1

1. Car makers will make 3-5 different versions of a car with a similar dash & use the same dial on all of them. Some would go that fast. Some would not.

2. Aftermarket mods to the car could make it go faster, so you would need more room on the dial than the stock top speed.