Torque Calculator

Calculate torque from horsepower or force

Calculation Method

Horsepower

RPM

Formula

Torque = (HP x 5252) / RPM

Torque

420.2 lb-ft

400 HP @ 5000 RPM

Unit Conversions

Pound-Feet (lb-ft)420.16 lb-ft

Newton-Meters (Nm)569.65 Nm

Kilogram-Meters (kg-m)58.09 kg-m

Common Torque Specs Reference

Lug Nuts (Steel)80-100 lb-ft

Lug Nuts (Aluminum)70-80 lb-ft

Spark Plugs15-25 lb-ft

Oil Drain Plug25-35 lb-ft

Brake Caliper Bolts25-35 lb-ft

Head Bolts65-75 lb-ft