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Update: Help with pully removal? Problem.

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Old Dec 27, 2009 | 10:31 PM
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Default Update: Help with pully removal? Problem.

Ok so I have an SLP underdrive that I thought I was going to install tonight, but I can't get the bolt to break free! I just spent the last 1 1/2 hours reading trying to find some way to get it to break free. I can't get this damn bolt to break free. I searched, but most people seem to have a problem getting it on, but I can't even get that far. Any help would be appreciated.

UPDATE: Ok so I got the pully on and seated using a threaded rod M16 at 2.00 same as the bolt that came out. Anyway so I put the old GM bolt in and torqued it to the specs on my instruction sheet. The bolt went in easy didn't force it. So when I go to back it out for the new bolt it won't move. Finally got it out and it looks like this one in this thread. https://ls1tech.com/forums/generatio...cs-inside.html

What the hell happened? I didn't use the bolt to seat it as I have read many times not to. Am I screwed? Any suggestions?

Last edited by Breathing Fire; Dec 30, 2009 at 07:19 PM. Reason: New issue
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Old Dec 28, 2009 | 12:31 AM
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Originally Posted by Breathing Fire
Ok so I have an SLP underdrive that I thought I was going to install tonight, but I can't get the bolt to break free! I just spent the last 1 1/2 hours reading trying to find some way to get it to break free. I can't get this damn bolt to break free. I searched, but most people seem to have a problem getting it on, but I can't even get that far. Any help would be appreciated.
Get the torch out and heat the crap outta the bolt head then hit it with an impact for bout 30 secs or more. should come out but if not reheat and try again.
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Old Dec 28, 2009 | 08:28 AM
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I used an 18" breaker bar with a 3' pipe on it and I had to put all my weight on it. They are on there good.
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Old Dec 28, 2009 | 08:43 AM
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i have a 25" 1/2 rachet and every bit of energy i had so i'd say piece of pipe and a friend i let the engine warm up first so that might help
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Old Dec 28, 2009 | 08:59 AM
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Originally Posted by massls1guy
I used an 18" breaker bar with a 3' pipe on it and I had to put all my weight on it. They are on there good.
This is the way to do it.

Do not heat the bolt head, making it bigger and softer will not aid removal.
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Old Dec 28, 2009 | 09:53 AM
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Breaker bar FTW
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Old Dec 28, 2009 | 06:50 PM
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Originally Posted by eseibel67
This is the way to do it.

Do not heat the bolt head, making it bigger and softer will not aid removal.
Heat the bolt good and the entire bolt expands and then cools and retracts helping break lose the loctite and whatever crud...heating isn't necessary though. I've take my last three out with just an impact. Not sure why everyone has a problem with these.
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Old Dec 28, 2009 | 09:55 PM
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Originally Posted by Monte LS....1
Heat the bolt good and the entire bolt expands and then cools and retracts helping break lose the loctite and whatever crud...heating isn't necessary though. I've take my last three out with just an impact. Not sure why everyone has a problem with these.
You must have a damn fine gun. My IR 231 wouldn't budge it with the air cranked up to max.
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Old Dec 28, 2009 | 10:04 PM
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year old snap on rated at 1200 ft lbs
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Old Dec 29, 2009 | 07:19 AM
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I used a breaker Bar, no issues.
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Old Dec 29, 2009 | 08:08 AM
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People have luck with heat because it breaks down the red loctite... I however feel like sticking a torch in a tight space surrounded by easily ignitable fodder is a bad idea.

Back before I had any air tools I'd stand in the engine bay and jump on the breaker bar.
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Old Dec 29, 2009 | 03:42 PM
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Hey thanks guys. I drove the crap out of the car and got it good and warm. Came off pretty easy after that. Thanks. One more thing the new pully is keyed and the crank isn't does it matter how I put it back on?
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Old Dec 29, 2009 | 04:04 PM
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No alignment necessary.
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Old Dec 29, 2009 | 04:19 PM
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Thank you pontiac fan. Off to try again...
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Old Dec 29, 2009 | 05:17 PM
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Does the engine want to turn over, when you are removing the bolt?
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Old Dec 29, 2009 | 07:32 PM
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give me a big enough bar and i can move the world....remember that lol
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Old Dec 29, 2009 | 07:38 PM
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No it was in 5th gear. Thanks guys. I have it off now just need a block of wood and or a longer bolt for the new one. I haven't gotten to it yet i'm just lazy today. Thanks for the help all.
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Old Dec 30, 2009 | 09:01 AM
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Don't bother with a longer bolt.

GET A THREADED ROD!!! With the same threads, some washeres and 2 Nuts.

Seating the rod to the bottom gives the most strength and stability and will not allow the bolt to be broken. I used McMaster for the rod but any place with the correct pitch and thread count will do the trick. I have seen countless guys strip the threads or break bolts off because they were lazy.
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Old Dec 30, 2009 | 07:36 PM
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Also if it matters it screwed out buy hand about the last 4 full turns.
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Old Dec 30, 2009 | 09:46 PM
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fill the key with sealer so no leakin oil
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