Around the Nurburgring, the AMG A35 has the potential to make as much as 67% (or 1/0.60) more power. This is called tirepower and it also has impact on the chassis more than even engine horsepower does. 561 tirepower
Refer to this solution:
((20600m/(250km/h/(184m*0.3048m))x(1677kg/337hp)/1.25g)x0.0095x0.6