Torque Calculator
Calculate torque from horsepower or force
Calculation Method
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
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.