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Which balancer install tool to use

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Old Jan 28, 2019 | 12:27 PM
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Default Which balancer install tool to use

I am ready to pull my balancer and install the new one. I have read some reviews on the proform tool and it has me worried about it breaking off in the crank. There were three that had that problem.It did not say if they held a backup on it or not. Just wondering what others have used. The engine is in the car which makes it a little hard to lean over and get both hands on it to make sure to not put any downward force on it. I will try and keep the wrenches up on top and to pull and push with equal pressure. It has me worried, the last thing is to break it off in the crank.
Thanks Lars helped with which balancer to get.
Larry
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Old Jan 28, 2019 | 01:40 PM
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I found that they are very easy to install if you first put the balancer in a sink full of hot water and also wrap a plastic bag of ice over the crank snout for about 10 mins. With the temp difference there was hardly any force required at all. Certainly nowhere near enough to have to worry about breaking off the tool.

Last edited by CanadaGrant; Jan 28, 2019 at 01:44 PM.
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Old Jan 28, 2019 | 01:48 PM
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I use this one:
https://www.summitracing.com/parts/kti-70343

The heat idea is a good one......I have a portable hot plate that I stick balancers on (snout down) and heat up for a couple of minutes.......do not leave it on too long of course as not to burn up the rubber ring.
With a fair amount of heat they slide right on........also make sure it is clean insde the I.D. and no burr on the key slot. Get it to about 250 degrees or so...(infrared gun)....don't worry about damaging the seal as it is not uncommon for oil temps to be 250 degrees when running.

Jebby

Last edited by Jebbysan; Jan 28, 2019 at 01:49 PM.
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Old Jan 28, 2019 | 01:51 PM
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Another trick was to put the balancer in the oven at about 200*. Of course oven mitts will be needed when you run with it to the garage. Also, put a dab of grease in the crank snout threaded hole before installing. (You can clean that out later) In the unlikely event the tool snaps off in the crank, you will have a better chance of removing the broken off piece.
And I never put the installing tool threads all the way into the crank for the same reason. Just snug it inside, never let it bottom-out.

Last edited by HeadsU.P.; Jan 29, 2019 at 09:28 AM.
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Old Jan 28, 2019 | 08:39 PM
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I use a kit similar to the SUM-G1025 It works very good for both install and removal.
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Old Jan 28, 2019 | 09:11 PM
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I have two.
My primary damper install tool is a professional piece made by BHJ & it ain't cheap and I don't loan it.

My backup (which I've never used) is a POS ProForm. It's my second from them as the first one snapped off in a crank. I sent it back and they replaced it. I keep it around in case someone really tries to borrow one.

http://www.bhjproducts.com/bhj_conte...ooling/hd1.php
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Old Jan 28, 2019 | 09:25 PM
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I use the one from Autozone, don't heat or cool anything, lube the crank snout, damper bore and the roller bearing in the tool. Have never broke a tool or damaged a damper.
YMMV
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Old Jan 28, 2019 | 09:54 PM
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The one I used in the article/post that I did was the Summit G-1025:
https://www.summitracing.com/parts/sum-g1025/overview/
I've done dozens of R&R's with this tool with no issues or problems. I've added to the "kit" with various bolt lengths and sizes for different balancers, and I've added a bunch of different sized washers so I don't score and damage the tool with the bare heads of the bolts against the tool face. The balancer you bought will not need to be pre-heated using this tool - if you lubricate the balancer bore and assure that the bore is smooth, the tool will push it into position like butter - you'll be amazed how smoothly the old balancer comes off and how the new one goes on. Just make sure you get the crank snout key aligned with the new balancer before starting to push it on...

Ref. my post about balancer R&R here:
https://www.corvetteforum.com/forums...blem-post.html

Lars

Last edited by lars; Jan 28, 2019 at 09:55 PM.
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Old Jan 29, 2019 | 08:35 AM
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I would like to say thanks to all for the reply, I feel a little better about which one not to use. It is one of those things the last thing would be to break off the bolt. I was thinking of using anti-sieze on the snout when installing. Is that a good idea, or not. Also would use anything on the balancer bolt when I install it.
Thanks again to all, You guys and gals are the best.
Larry
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Old Jan 29, 2019 | 08:54 AM
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Originally Posted by C376FL
I would like to say thanks to all for the reply, I feel a little better about which one not to use. It is one of those things the last thing would be to break off the bolt. I was thinking of using anti-sieze on the snout when installing. Is that a good idea, or not. Also would use anything on the balancer bolt when I install it.
Thanks again to all, You guys and gals are the best.
Larry
I never put any lube on the snout because at .001 press fit...it will just wipe it off as you pull it on.
Use a moly lube on the tools threaded portion to ease install and blue loctite on the balancer bolt.....

Jebby
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Old Jan 29, 2019 | 09:13 AM
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Originally Posted by C376FL
I would like to say thanks to all for the reply, I feel a little better about which one not to use. It is one of those things the last thing would be to break off the bolt. I was thinking of using anti-sieze on the snout when installing. Is that a good idea, or not. Also would use anything on the balancer bolt when I install it.
Thanks again to all, You guys and gals are the best.
Larry
I like to use a little anti seize on the installer bolt as mentioned above. I would not use it on the crankshaft snout though many above have recommended putting on some lube. I also don’t think you need to do anything special with the balancer bolt though if you feel the need to, remember to clean out the hole with brake cleaner first.
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Old Jan 29, 2019 | 10:46 AM
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I made my installer many years ago using a lug nut and a piece of grade 8 threaded rod. I also heat the damper in the oven to about 250 degrees when my wife isn't home - it makes a big difference. A little oil on the crank snout, and a little silicone in the keyway. (Oil will leak out through the keyway.)
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Old Jan 29, 2019 | 07:52 PM
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Originally Posted by drwet
I made my installer many years ago using a lug nut and a piece of grade 8 threaded rod. I also heat the damper in the oven to about 250 degrees when my wife isn't home - it makes a big difference. A little oil on the crank snout, and a little silicone in the keyway. (Oil will leak out through the keyway.)
A number of good tips here, not the least of which is the dab of sealant on the Woodruff key as well as heating the damper when the wife is out.
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Old Jan 29, 2019 | 08:18 PM
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Originally Posted by CA-Legal-Vette


A number of good tips here, not the least of which is the dab of sealant on the Woodruff key as well as heating the damper when the wife is out.
Yeah, don't do it while she's home. Unless your couch is really comfortable.
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Old Jan 30, 2019 | 03:45 AM
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I used the loaner installer tool from O'reilly Auto Parts and had no trouble; I did not have to use heat or cold; I did use a small bit of grease.
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Old Jan 30, 2019 | 07:28 AM
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Originally Posted by jackson
I have two.
My primary damper install tool is a professional piece made by BHJ & it ain't cheap and I don't loan it.

My backup (which I've never used) is a POS ProForm. It's my second from them as the first one snapped off in a crank. I sent it back and they replaced it. I keep it around in case someone really tries to borrow one.
I have 2 toolboxes. One has my good tools in it, the other are mostly found and HF specials.

Guess which one the loaners come out of???

Rent the tool from O'Reilly's or Autozone, I've used theirs a few times without problems.

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Old Jan 30, 2019 | 09:35 AM
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I have a Kent Moore tools for the LS motors crank gear and balancer. I said I would resell them after I was done with the job but they are just too nice to give up.

I also have the Moroso balancer installerP/N=61740

with the bearing, washer and big nut. That works fine for the Gen 1 SBC. Looks a little like the Proform but has never broken on me. Warming the nose of the balancer has got to help if you worry about breaking (cheaper) tools.

Last edited by stingr69; Jan 30, 2019 at 03:12 PM.
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