Horsepower Calculator (HP from Torque & RPM)
Mechanical and automotive engineering tool. Applies the fundamental constant $5252$ to determine crankshaft power output.
Input Parameters
Instant Calculation Result
Adjust values on the left to calculate live results.
In-Depth Guide & Mathematical Methodology
🏎️ Torque vs Horsepower Math Constant 5252
The 5252 Constant: Derived from (33,000 ft-lb/min per HP) / (2π radians per revolution).
1 HP Conversion: Equal to 0.7457 kW or 1.0139 Metric PS/CV.
Frequently Asked Questions (FAQ)
What is the Horsepower Calculator (HP from Torque & RPM) and how does it work?
Mechanical and automotive engineering tool. Applies the fundamental constant $5252$ to determine crankshaft power output.
How do I use this Horsepower Calculator (HP from Torque & RPM)?
Enter Engine Torque in pound-feet (lb-ft) or N·m. Enter Engine Revolutions per Minute (RPM). View Estimated Power Output in Horsepower ($HP$) and Kilowatts ($kW$).
What mathematical formula is used in this calculation?
HP = (Torque_lbft * RPM) / 5252. Power kW = HP * 0.7457.
Is the Horsepower Calculator (HP from Torque & RPM) on FindCalculator free to use?
Yes, all 330+ interactive tools on FindCalculator.online are 100% free, run directly in your browser without registration, and do not store your private calculation data.