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View Full Version : Bolt for the top idler belt pulley is broken off into the cover!



HappyMerc
07-09-2017, 05:23 PM
Hello all,

The bolt for the top idler belt pulley is broken off into the cover. My question is

Can I tap to a bigger bolt?
If I drill out to bigger will metal greet into motor??
or
Do I have to Change cover?

Thank you
Jeff 850 381 3133

RubberCtyRauder
07-09-2017, 06:03 PM
use an e z out to extract bolt, it will require drilling a smaller size hole into the bolt.

larryo340
07-09-2017, 06:09 PM
It shouldn't be too hard to get out as now there is no load on the threads, but go easy so you don't damage the cover threads.

stevengerard
07-09-2017, 08:48 PM
It shouldn't be too hard to get out as now there is no load on the threads, but go easy so you don't damage the cover threads.







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HappyMerc
07-09-2017, 10:26 PM
very tight i dont want to break of ez out.

RubberCtyRauder
07-10-2017, 05:17 AM
Aluminum cover,steel bolt..dissimiliar metals create it's own corrosion. Good e z outs dont break as easily as cheap ones. going to need to use a penetrant to help free up the corrosion..pb blaster, Kroil. I don't know if the hole is a thru hole, most likely not..it's most likely a blind hole with wall stock being how much is at the bottom of the hole before breaking into the inside of cover.

Turbov6Bryan
07-10-2017, 07:39 AM
Aluminum cover,steel bolt..dissimiliar metals create it's own corrosion. Good e z outs dont break as easily as cheap ones. going to need to use a penetrant to help free up the corrosion..pb blaster, Kroil. I don't know if the hole is a thru hole, most likely not..it's most likely a blind hole with wall stock being how much is at the bottom of the hole before breaking into the inside of cover.

Excellent advice!

I would use a torch to heat it up and add nut buster, let it cool, heat again hit it with nut buster and try a ez out

If you have a welder, weld the center of a 3/8 nut to the shaft, let it cool for 1 minute and hit it with a electric impact, that's the fastest way

RubberCtyRauder
07-10-2017, 08:18 AM
welding a nut on a broken bolt can work, heat as well, but i would not use an impact on a steel bolt into cast aluminum, easily could just tear the aluminum threads right out.

Turbov6Bryan
07-10-2017, 08:25 AM
Then install nut zert and away he goes:coolman::banana2::beer:

mm svt
07-10-2017, 09:08 AM
I use left hand drill bit, center punch the bolt use small bit and move up in bit size as you go the drilling will get it hot and it will screw right out. Left hand drills are available at harbor freight. I've tried every easy out and never success

justbob
07-10-2017, 11:26 AM
Heat the cover not the bolt. You know, that whole expand and contract thing..


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FordNut
07-10-2017, 11:55 AM
If it is broken flush it will have to be drilled and then either left-hand tap or easy out. If it has a stub, you can put a nut on it and weld the nut to the stub, then unscrew it. I did this one with an exhaust manifold bolt broken off in an aluminum head.

ByronRACE
07-10-2017, 04:35 PM
Heat it with torch, then apply birthday candle to thread area. Let cool, remove with ez out.

Agent2006
07-10-2017, 05:11 PM
X2 on the wax trick:

https://video.search.yahoo.com/yhs/search?fr=yhs-SGMedia-sgmedia_emailmoji&hsimp=yhs-sgmedia_emailmoji&hspart=SGMedia&p=using+candle+wax+to+remove+r usted+bolt#id=3&vid=7f709536b0020fc4c4bfe191b4 b8a31e&action=click

Turbov6Bryan
07-10-2017, 05:28 PM
Either of you two ever physically try the wax candle treatment?

Like real life, not youtube?

Just asking for a friend.

MyBlackBeasts
07-10-2017, 07:04 PM
Either of you two ever physically try the wax candle treatment?

Like real life, not youtube?

Just asking for a friend.


Are you trying to say that something on Utube might be fake?!? :eek:

Noooooo, say it ain't so! :bigcry:

Everything on the internet is true or it wouldn't be there - Right??? :dunno:

Turbov6Bryan
07-10-2017, 08:59 PM
Are you trying to say that something on Utube might be fake?!? :eek:

Noooooo, say it ain't so! :bigcry:

Everything on the internet is true or it wouldn't be there - Right??? :dunno:

I havnt tried it, i dont think hot wax eats away rust.

Heating something till its glowing red and then putting a birthday candle on it just seems backwards, i heard about it when that lugnut guy said it works. I cant say it doesnt work. Heat works. So does the welder.

Taking a lighter and melting candle wax on it with no heat, lmmfao omg wtf what has the world come to, aliens and Illuminati, we live in the matrix i have to poop.

Zack
07-10-2017, 09:17 PM
I recently used a candle and it worked incredibly well

Turbov6Bryan
07-11-2017, 08:32 AM
I recently used a candle and it worked incredibly well

Did she have burn marks for a few days afterwards?