What happens if you weld your rear differential?
When a differential is welded, the axels are almost strung together and both wheels will rotate the same revolutions as each other. The wheels are now spinning at the same speed through a corner. Since the outer wheel needs to rotate a lot more than the inner wheel.
Do you have to remove diff to weld it?
For that reason, it’s a good idea to remove the differential from the housing when welding it — just be ready to reset your backlash and gear mesh pattern if you do. If you leave the carrier in the housing when you’re welding, it’s a good idea to mask off surfaces from spatter, including the ring and pinion gears.
Is welding spider gears a good idea?
Street manners of a welded unit will be that of a spool-very aggressive-and may create strange handling. For our money, welding up your spider gears is a great way to get traction fast, especially if you’re on a budget and you or your buddies have a welder handy.
Is a welded diff an MOT failure?
Welded diffs are perfectly legal, I had an MOT Tester look into it. Upto you if you inform insurance, you should do so. Welded diffs give more grip, this is fact. Many vehicles sold today have locked diffs as standard, this acts the same as a welded diff.
How many amps weld a diff?
150 amp is a bit on the weak side, nearer 200 amps would be the right setting, but if its all you have use a blow torch to heat the diff up a bit, and turn the wire feed down a little and go slow to get the penetration.
What is a Lincoln locker?
A Lincoln Locker is a homemade spool created by welding the OEM carrier so that the spider gears no longer turn. This is known as a “Lincoln Locker” by adopting the name of a popular brand of welding equipment made by Lincoln. In many cases welds thought to be strong are not and break under the stress.
Why do you weld spider gears?
When you have an open carrier off-road it sends power to the tire with the least resistance, which usually means the tire with the least traction, leaving you a one-wheeled wonder. By welding your spider gears solid, you have forced the shafts to rotate at the same speed, thereby creating a locker.