Foot-Pound to Inch-Pound Converter
Foot-Pound to Inch-Pound Reference Table
| Foot-Pound (ft·lb) | Inch-Pound (in·lb) |
|---|---|
| 1 | 12 |
| 2 | 24 |
| 5 | 60 |
| 10 | 120 |
| 20 | 240 |
| 50 | 600 |
| 100 | 1200 |
| 500 | 6000 |
| 1000 | 12000 |
Convert Foot-Pound to Inch-Pound instantly with our free online converter. The Foot-Pound (ft·lb) is equal to 1.35582 N·m — the standard torque unit in US automotive manuals for lug nuts, cylinder heads, and structural bolts. The Inch-Pound (in·lb) is equal to 1/12 of a foot-pound (0.11299 N·m) — used for smaller fasteners, precision instruments, and light-duty torque specifications. 1 Foot-Pound equals 12 Inch-Pound. To convert Foot-Pound to Inch-Pound, multiply the value by 12.
Frequently Asked Questions
How many Inch-Pounds are in 1 Foot-Pound?
1 Foot-Pound equals 12 Inch-Pound. To convert Foot-Pound to Inch-Pound, multiply the value by 12.
How do you convert Foot-Pound to Inch-Pound?
To convert Foot-Pound to Inch-Pound, multiply the value by 12. For example, 10 ft·lb = 120 in·lb.
What is a Foot-Pound used for?
The Foot-Pound (ft·lb) is equal to 1.35582 N·m — the standard torque unit in US automotive manuals for lug nuts, cylinder heads, and structural bolts.
What is a Inch-Pound used for?
The Inch-Pound (in·lb) is equal to 1/12 of a foot-pound (0.11299 N·m) — used for smaller fasteners, precision instruments, and light-duty torque specifications.
What is 100 Foot-Pound in Inch-Pound?
100 ft·lb equals 1,200 in·lb. To convert Foot-Pound to Inch-Pound, multiply the value by 12.
What is a typical tightening torque for car wheel bolts?
Most passenger car wheel bolts require 100–130 Nm (74–96 ft-lb) of torque. Always check your vehicle's manual — overtightening can warp brake discs and crack wheel studs, while undertightening can cause wheels to loosen while driving. A calibrated torque wrench is essential for wheel changes.
How much torque does a car engine produce?
A typical compact car produces 150–250 Nm (110–184 ft-lb) of torque. Family sedans range from 250–400 Nm (184–295 ft-lb). High-performance sports cars can exceed 600 Nm (443 ft-lb). Diesel engines typically produce more torque than equivalent petrol engines, which is why diesels feel stronger at low revs.
What is the difference between Nm and ft-lb?
1 ft-lb (foot-pound) = 1.3558 Nm (newton-meters). 1 Nm = 0.7376 ft-lb. Newton-meters are the SI standard used in Europe and most of the world; foot-pounds are common in the US and UK automotive industry. To convert: multiply ft-lb by 1.356 to get Nm, or divide Nm by 1.356 to get ft-lb.
What torque is needed for common DIY tasks?
Spark plugs: 15–25 Nm. Oil drain plug: 20–40 Nm. Cylinder head bolts: 60–100 Nm (varies by engine). Bicycle pedals: 35–40 Nm. Furniture assembly bolts: 5–15 Nm. Always check manufacturer specs — torque requirements vary significantly between materials, thread sizes, and applications.
Why does torque matter more than power at low speeds?
Torque is the rotational force that actually moves a vehicle, while power is the rate at which work is done. At low speeds (pulling, accelerating from standstill), high torque is more useful — it determines how easily a vehicle can start moving or tow a load. Power (HP/kW) determines top speed and sustained high-speed performance. Diesel engines excel at towing due to high low-rpm torque.