927 OTC

thomas g. warner

New member
Mar 24, 1998
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I have used both the OTC927 and the bearing set to do both of my front
bearings. Worked fine on both. Both of them are really overkill for these
bearings. They should last a lifetime. Won't say whose lifetime that it though.

>Hey Netters!
>
>Has anybody actually used an OTC-927 to do their bearings yet? If so how
>did it work?
>
>Scott NEHODA'S
>BACK YARD
>
>
>
 
Hi Scott -

See my 09/05/99 post under the subject "Sears bearing replacement" re the
puller.

I am going to look for the longest 1" box end I can find and a 1/2" 8-point
socket for the forcing screw.

BTW, the "grrrnnn grrrrrnnn" drivetrain noise I was complaining about when
we last visited went away with the new driver's side bearing set (yay!!).
And to think I drove around 1800 miles or so on it (with it getting
progressively louder) since I first noticed the (then intermittent and
faint) noise on right turns after the Marion rally.

Definitely dodged the bullet on this one. The outer bearing rollers were
showing signs of overheating (discoloration) and 2 roller load bearing
shoulders were chipped. Race was trashed.

>Has anybody actually used an OTC-927 to do their bearings yet? If so how
>did it work?
>
>Scott
 
The split shell is a very close tolerance fit to both the inside bearing
cone, the outside hub shaft, and the outside bearing race. Once the puller
split shell is bolted around the bearing there is no discernable play. The
small button than goes in the center hole of the hub and used to place the
OTY center screw against. The 2 OTC 927 legs are screwed into the
appropriate holes in the split shell. The whole assembly self centers when
pulling as long as you start the center shaft of the OTC 927 in the center
of the button.

When the OTC927 and the insert is usedd to press the bearing back on, it is
also automatically centered by the close tolerance insert.

>In a message dated 9/8/99 6:51:50 PM Eastern Daylight Time, warner
>writes:
>
>> I have used both the OTC927 and the bearing set to do both of my front
>> bearings.
>Hi Tom!
>I was hoping someone else was going to say they used an OTC927. For the life
>of me I tried to find your puller site but can't find it. So I will ask a
>possible stupid question. I did find Thoma's website at Patricks and noticed
>Thoma used a 3 leg puller. He attached the puller to the 3 retainer holes.
>The OTC 927 is two legged,
>how do you line it up for three holes and push/pull and be centered on the
>bearing?
>
>Scott NEHODA'S BACK
>YARD
>
>
 
> Tom!
> Thanks for the reply-- I still can't picture it--what website is your
puller
> on? --I need to get a handle on what you are explaining.
>
> Scott

Scott, if you're still up, the details are on Billy Massey's site. I'll be
reading email for a bit longer; email me if you need a link.

Travis
 
Scott,

The GM service procedure requires using a slide hammer to pull the hub out
of the knuckle. You can probably use a harmonic balancer puller to push it
out like the Thoma tool if you make a push-plate to fit inside the knuckle.

Patrick

>
> Tom!
> Thanks for the reply-- I still can't picture it--what website
> is your puller
> on? --I need to get a handle on what you are explaining.
>
> Scott
>