Unique Motorsports

Tag: top

Calculating Top Speed

by Subachad on Feb.03, 2010, under Automotive Tech

Wondering how much power it will take to get your car up to 200 MPH? Here’s an equation to help you find out. (this information is from August 2001 Sport Compact Car)

Aero Horsepower: Drag x Speed or HP at the wheels

Frontal Area: Amount of Frontal Area (large hood scoops, mirrors and bumper openings add to this and decrease your top speed.

Cd: Coefficient Drag.

Speed: In MPH

Aero Horsepower (wheel horsepower) = 0.000007 x Frontal Area x Cd x Speed3

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