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Need hints on removing crankshaft pully.

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Old Nov 12, 2005 | 12:10 PM
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From: Dry Branch
Default Need hints on removing crankshaft pully.

OK, I've been trying to get the crankshaft pully off the car for 3-1/2 hours, and am not any closer now than when I started. We are using the Honda tools, and long breaker bars, but the bolt holds fast. Is it threaded backwards, or is it threaded normally? Is there some trick to breaking the bolt lose? I have four helpers, and we've all four pried on the bolt, but that sucker isn't moving. Any suggestions as to how to get this thing off. I know it is not suppose to be this hard or nobody would have a SC installed on an S2k. What are we doing wrong?

Thanks.
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Old Nov 12, 2005 | 12:54 PM
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It is a PITA! Just make sure you have something to cushion the breaker bar flying down when it does finally let go. I broke a snap-on extension trying to get mine off.

Heres a tip if you have a STB- leave the STB brackets on and use them to anchor the Honda tool down. Now you can focus all of your energy on breaking that thing lose.
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Old Nov 12, 2005 | 01:03 PM
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The bolt has standard threads. You need to hold the pulley with the special tool, roll up a towel to protect the body from the handle.

A 4 foot pipe on a ratchet or breaker bar does the trick. Don't use an extension on the socket, use the shortest possible socket that allows the ratchet to clear the holder.

I can break the bolt loose, while picking up a 160lb coworker holding the pulley holder. It helps to have a decent amout of upper body strength.
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Old Nov 12, 2005 | 02:41 PM
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See here: https://www.s2ki.com/forums/index.ph...=325803&st=200

I did mine the other day. Honda pulley holder over the pulley, then a 1/2" breaker bar with 19mm socket over the nut.

Moved the pulley so the Honda tool was resting on the wing, with a cushion over it.

Then put a 5ft scaffold pole over the breaker bar and pulled like hell!

It will go with a crack, or the tool might go first!

MB
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Old Nov 12, 2005 | 09:45 PM
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From: Dry Branch
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Thanks guys. We finally got the thing off; here's what worked. Two large breaker bars with two "cheaters" (5' pipes), plus two very large helpers prying on the cheaters. It took at least 500 Ft.Lbs. of torque to break the bolt lose. I wonder if it was over-torqued, or of they might tighten up over time? Anyway, it was a PITA, but with the help of a couple large friends we finally got it.

Got the supercharger mounted, the belt installed, and the oil feed and return lines connected. Tomorrow we have to install the aftercooler, fuel pump, water pump, etc., but since we're done taking things apart we shouldn't run into any more bolts I can't break lose, and perhaps we'll actually finish the install.

Thanks for the tips. Honestly, if I'd had to break the bolt lose myself, it would still be on the car. Guess I'm totally weak.
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Old Nov 12, 2005 | 11:39 PM
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Good luck!

If you look through my link above, you might find some tips on the fuel pump (page 7) etc...

MB
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Old Nov 13, 2005 | 05:00 AM
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It wasn't overtightened, but corrosion on the washer behind the bolt head increases the force required to break it loose.
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Old Nov 13, 2005 | 06:54 PM
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From: Dry Branch
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Originally Posted by Dark Blue Mark,Nov 13 2005, 03:39 AM
Good luck!

If you look through my link above, you might find some tips on the fuel pump (page 7) etc...

MB
Thanks man. I printed out the fuel pump section of the thread and took it to the shop with me today. Most helpful. With any luck at all we'll have everything wrapped up by tomorrow night. Except for getting that pesky crankshaft pully bolt lose, this has been a straightforward install. So far I haven't even skinned any knuckles (knock wood).
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