WHP to HP Calculator WHP to HP Calculator Convert Wheel Horsepower to Engine Horsepower Wheel Horsepower (WHP) Drivetrain Type Front-Wheel Drive (15% loss) Rear-Wheel Drive (17% loss) All-Wheel Drive (20% loss) Custom Loss Percentage Custom Drivetrain Loss 17% Calculate HP Calculation Results Wheel Horsepower 0 Engine Horsepower 0 Drivetrain Loss 0% Reset Calculator