What size are the lower control arm bolts?
What size are the lower control arm bolts?
The problem arises because the holes for the tracks bars (TB) and lower control arms (LCA) are 9/16” while the factory bolts are 14mm.
Do you need an alignment after replacing control arm bushings?
You need to get an alignment after you have your bushings replaced. Go to your local MINI mechanic (not the dealer) and see how much it’ll cost you to have the bushings replaced. Unless your control arms are damaged, you should not need to replace them.
What is a seized bolt?
Sometimes referred to as “cold welding,” galling occurs when a fastener expands because of the pressure or friction that results during the tightening of a screw upon installation. This causes adhesion in the fastener’s mating threads that can, in more severe cases, lead to seizing.
Why does heating a bolt make it easier to remove?
If you’re talking about a nut on a bolt, heating the nut more than the bolt will cause the nut to enlarge relative to the bolt. This action is simple and straight-forward — you should simply take care to concentrate the heat on the nut, not the bolt.
How do you heat a seized bolt?
Torch Your Stuck Bolt Using a flame to loosen the bolt. Now heat the bolt and nut. Put the flame directly over the stuck part, or the part you can get to safely. Heat it for 30 seconds or so and it should free up easily.
What tools do you need to change a control arm?
What Tools Do You Need to Replace Your Front Lower Control Arm?
- Ball joint separator (optional)
- Breaker bar.
- Jack and jack stands.
- Long-handled diagonal cutting pliers (optional)
- Large hammer.
- Pickle fork (optional)
- Pry bar.
- Ratchet and appropriate size sockets and wrenches.
Why does heating a bolt help remove it?
Does heating a bolt weaken it?
Do I need an alignment after replacing a control arm?
Get a new mechanic, it has been proven that changing any front end part even the ball joint, let alone a entire control arm can alter the toe in, the most important most critical part of the alignment. We would recommend that the alignment be checked.
Should you do an alignment after replacing control arms?
Yes, when you do any major work to the front suspension, you need to have the alignment done. Even though the parts are “basically” the same, they are not exact. Newer parts will be tighter than old (less deflection and no wear), so will put the alignment into a different position.
