What is the torque spec for lug nuts?
80 to 90 ft-lbs
How important is lug nut torque?
When installing the wheels on a vehicle after servicing, it is important to torque the lug nuts properly. Lug nuts that are not tightened correctly can ruin wheels, affect rotor runout and can be deadly if the wheel comes off or studs snap. Over-torqueing the lug nuts does not affect runout immediately.
Can you torque a bolt without a torque wrench?
There is a torque setting for drain plugs, but after doing it repeatedly its a feeling one gets with the wrench. To tighten a bolt without a torque wrench there is one sure fire method that works everytime. You tighten the bolt until it breaks off, then back off one turn.
Can you change a tire without a torque wrench?
A torque wrench is not explicitly necessary; the spare jack and tire iron that come in the trunk of every car are sufficient to change a tire in normal cases. If this was the case, car manufacturers would have to start including torque wrenches with the car in the event of a flat tire.
How tight should lug nuts be by hand?
Snug them down and tighten pretty much as tight as you can without blowing something out, but not so tight you can loosen it with the samw equipment. Then drive, carefully, check for loose nuts every 25 miles or so, and dont drive fast. until they break off, then back off 1/4 turn.
Is there a tightening pattern when tightening the lug nuts?
Work in a criss cross pattern, tightening the nut that is almost directly opposite from the nut that you just tightened. This will ensure that the stress is applied to the wheel evenly as the or bolts are tightened. Step 4: Lower the car. Lower the car off of the jack or jack stands and set the parking brake.
Should wheel nuts be lubricated?
Lubricating wheel nuts: so hotly debated by armchair experts. The owners manual says: clean threads and no lube (in many cases). I say: definitely use lubricant on wheel nuts (actually on the studs). The lube increases the stretch of the thread for any given amount of applied torque.
What happens if you over torque wheels?
Excessively tightened lug nuts can strip the threads, distort brake rotors, damage the wheel, and possibly shear off the lug stud. Insufficiently tightened lug nuts can come loose, with catastrophic consequences.
Is it bad to over torque bolts?
Everyone who has ever worked with fasteners has accidentally messed one up at some point. One of the most damaging ways to do that is by over-tightening, or over torquing the fastener. This can result in stripping screws, snapping screw heads and damaging pre-tapped threading.