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-   Suspension, Brakes, Drivetrain (https://www.miataturbo.net/suspension-brakes-drivetrain-49/)
-   -   Rear wheel bearing replacement, like a boss. (https://www.miataturbo.net/suspension-brakes-drivetrain-49/rear-wheel-bearing-replacement-like-boss-69048/)

StarletRick 10-21-2012 03:25 PM

Rear wheel bearing replacement, like a boss.
 
Just followed the guide on here to replace the rear wheel bearing without a press, but made one change that I thought would be worth sharing.

Instead of tapping the new bearing in with a hammer and using the old one to whack it in, I put the new bearing in the freezer overnight.

Then did this. Might be worth skipping to about 2:30.



I was expecting to have to put at least a bit of effort in. But this was quite a surprise. You could do this with the upright still in the car. Science, bitches.

For reference, the grease I wiped on is marine grade lithium, as it doesn't melt.

Anyway, hope this helps someone out.

Rick :party:

Oscar 10-21-2012 03:31 PM

Old trick. Used to do this with crankbearings on my scooter. Put the bearings in the fridge overnight, heat up the crankcase in the oven for a while and everything drops right into place.

rleete 10-21-2012 03:57 PM

Why the hell would you grease the outer race?

Savington 10-21-2012 04:32 PM

1 Attachment(s)
https://www.miataturbo.net/attachmen...ine=1350851573

NiklasFalk 10-21-2012 04:59 PM


Originally Posted by rleete (Post 941646)
Why the hell would you grease the outer race?

To get the right sloppy "plop" sound when it drops in. :)

Lowering the chances of it getting stuck skewed half way can't hurt.

Freezing spray works as well, if you don't have a freezer in your trailer.

StarletRick 10-21-2012 05:10 PM

It was such a small amount of grease, it was barely a sheen. Just to help it go in, it won't affect it in any way. After a few minutes of it being in and the temps balanced out they were in nice and tight.

GeneSplicer 10-21-2012 05:23 PM

Grease? I'd use anti-seize instead...

VagaXt 10-21-2012 05:31 PM

Like a boss. :)

Sokool 10-21-2012 05:53 PM

I've used a can of freon to do this in a pinch before. It's illegal and not cheap but works if your on a time constraint and don't have access to a press.

StarletRick 10-21-2012 06:04 PM


Originally Posted by GeneSplicer (Post 941665)
Grease? I'd use anti-seize instead...

It's not normal grease, it has some sort of anti seize compound in it according to the tube. I wouldn't use normal grease - it would probably go crusty and bind up with the heat.

flounder 10-21-2012 06:19 PM

Blowtorching on a hand towel like a bauce.

danny2747 10-22-2012 06:38 PM

A wee bit of time wasted on pulling bearing out of box and bag, a wee bit of time in applying anti-seize, too much localized heating for my taste. I just circle the torch around slightly slowing at thicker areas.

Overall awesome video. Wish I had the patience to video my work.

Thanks a bunch! Cool sh!t!

hustler 10-22-2012 07:15 PM

I've done mine the same way.

hustler 10-22-2012 07:17 PM


Originally Posted by Oscar (Post 941641)
Old trick. Used to do this with crankbearings on my scooter. Put the bearings in the fridge overnight, heat up the crankcase in the oven for a while and everything drops right into place.

I have access to liquid nitrogen, lol.

GeneSplicer 10-22-2012 07:59 PM

^^ at the sperm bank - like a baus :rofl:

Midtenn 10-24-2012 01:05 PM


Originally Posted by GeneSplicer (Post 942084)
^^ at the sperm bank - like a baus :rofl:

"While I'm dropping off my daily batch, can you drop these in the liquid nitrogen for me, I'm in hurry..."

rotary84 10-29-2012 01:57 PM

interesting, saves you quite a bit of time with this trick.


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