⚡ Torque & Horsepower Calculator
Convert between torque and horsepower at different RPMs
🔩 Torque & Horsepower Calculator
Example Engine Characteristics
High-Torque Engines
Diesel Truck Engine:1,000+ lb-ft @ 1,600 RPM
Big Block V8:500 lb-ft @ 3,200 RPM
Modern Turbo V6:400 lb-ft @ 2,000 RPM
High-RPM Engines
Formula 1 V6:200 lb-ft @ 10,500 RPM
Motorcycle Engine:80 lb-ft @ 8,000 RPM
High-Rev V8:300 lb-ft @ 7,000 RPM
Formulas & Relationships
Horsepower from Torque:
HP = (Torque × RPM) ÷ 5252
Torque from Horsepower:
Torque = (HP × 5252) ÷ RPM
Key Relationships:
- At 5,252 RPM, horsepower and torque values are equal
- Below 5,252 RPM, torque is higher than horsepower
- Above 5,252 RPM, horsepower is higher than torque
- Torque determines acceleration feel, horsepower determines top speed
- Peak torque typically occurs at lower RPM than peak horsepower
How to Use
1. Enter torque value in lb-ft or Nm
2. Input RPM (revolutions per minute)
3. View calculated horsepower automatically
4. Switch between metric and imperial units
Features
✓ Torque to horsepower conversion
✓ Support for multiple unit systems
✓ Real-time RPM calculations
✓ Engine performance analysis