🔧 Torque Specifications
Find the right torque values for 38,773 vehicle configurations.
Browse by Make
Acura
16 models
Alfa Romeo
19 models
AMC
17 models
Aston Martin
15 models
Audi
55 models
Bentley
16 models
BMW
131 models
Buick
38 models
Cadillac
53 models
Chevrolet
127 models
Chrysler
32 models
Daewoo
5 models
Daihatsu
1 model
DeLorean
1 model
Dodge
85 models
Eagle
5 models
Ferrari
69 models
Fiat
21 models
Ford
88 models
Genesis
8 models
Geo
4 models
GMC
43 models
Honda
24 models
Hummer
6 models
Hyundai
44 models
Infiniti
32 models
Isuzu
16 models
Jaguar
22 models
Jeep
34 models
Kia
43 models
Lamborghini
30 models
Land Rover
15 models
Lexus
63 models
Lincoln
25 models
Lotus
10 models
Lucid
5 models
Maserati
21 models
Mazda
50 models
McLaren
24 models
Mercedes-Benz
256 models
Mercury
32 models
MG
12 models
Mini
14 models
Mitsubishi
26 models
Morgan
4 models
Nissan
56 models
Oldsmobile
29 models
Opel
4 models
Peugeot
5 models
Plymouth
39 models
Polestar
11 models
Pontiac
37 models
Porsche
68 models
Ram
9 models
Renault
10 models
Rivian
5 models
Rolls-Royce
25 models
Saab
9 models
Saturn
12 models
Scion
8 models
SEAT
1 model
Smart
1 model
Studebaker
9 models
Subaru
36 models
Suzuki
17 models
Tesla
8 models
Toyota
58 models
Volkswagen
65 models
Volvo
40 models
Automotive Torque Specification Guide
What are Torque Specifications?
Torque specifications (or "torque specs") represent the specific amount of rotational force required to tighten a fastener. Engineers calculate these values to stretch the bolt slightly, creating a clamping force that holds components together under stress, heat, and vibration.
Why is proper torque critical?
- Prevent Leaks: Gaskets need even pressure to seal fluids (e.g., head gaskets, oil pans).
- Avoid Warpage: Uneven tightening can warp brake rotors or cylinder heads.
- Safety: Loose wheel lug nuts or suspension bolts can cause catastrophic accidents.
Common Torque Units
- ft-lbs (Foot-Pounds): Standard unit for larger bolts (lug nuts, head bolts).
- in-lbs (Inch-Pounds): For smaller fasteners (valve covers, oil pans). 12 in-lbs = 1 ft-lb.
- Nm (Newton Meters): Metric standard used by most modern manufacturers.
⚠️ Important: What are TTY (Torque-to-Yield) Bolts?
Many modern engines (especially head bolts and connecting rod bolts) use Torque-to-Yield (TTY) fasteners. These are tightened to a specific torque and then rotated a further degree (e.g., "30 ft-lbs + 90 degrees"). This permanently stretches the bolt. TTY bolts cannot be reused and must be replaced every time they are removed.
Looking for labor times instead? Browse Labor Times →