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Subject: "DAMN CRANK SPROCKET!!! POS!" Previous topic | Next topic
CollenteFeb-25-07 09:57 AM
Member since Sep 20th 2002
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#103228, "DAMN CRANK SPROCKET!!! POS!"


          


I hate life right now, three months later and this thing has taken like 30 bolts and stripped a set (bolt and metal piece) of harmonic pulley pullers. I even lost a bolt inside the crank sproket and it's stripping out...


So I have two questoins guys.. 1. Has anyone successfully cut off a crank sproket? Just a metal cut wheel on a dremel or drill do the trick?

Also It's taking forever and I want to preserve my crank/bearings. There was talk about spraying wd40 all over. I want to make sure it would be safe to spray bpblaster (same type of agent) all over the crank ect while I'm taking my sweet ass time putting this thing together.

Is that a good idea? Or just wait and it should be ok?

thanks for the help guys

Peace and love

Nick
97RS

  

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Replies to this topic
RE: DAMN CRANK SPROCKET!!! POS!, Moderatorbullettdsm, Feb-25-07 01:30 PM, #1
RE: DAMN CRANK SPROCKET!!! POS!, Collente, Feb-25-07 02:13 PM, #2
RE: DAMN CRANK SPROCKET!!! POS!, ez, Feb-25-07 06:34 PM, #3
RE: DAMN CRANK SPROCKET!!! POS!, thedawg, Mar-01-07 07:40 AM, #4
RE: DAMN CRANK SPROCKET!!! POS!, Moderatorbullettdsm, Feb-25-07 11:19 PM, #5
      RE: DAMN CRANK SPROCKET!!! POS!, talon749, Feb-26-07 04:00 AM, #6
RE: DAMN CRANK SPROCKET!!! POS!, 98VengeI4, Feb-26-07 07:53 AM, #7
      RE: DAMN CRANK SPROCKET!!! POS!, Collente, Feb-26-07 02:33 PM, #8
           RE: DAMN CRANK SPROCKET!!! POS!, TeamDR1665, Feb-26-07 06:18 PM, #9
                RE: DAMN CRANK SPROCKET!!! POS!, Global Ruler Of All ThingsDarkOne, Feb-26-07 08:31 PM, #10
                     RE: DAMN CRANK SPROCKET!!! POS!, turbo8u, Mar-01-07 10:13 AM, #11
                          RE: DAMN CRANK SPROCKET!!! POS!, TeamDR1665, Mar-01-07 01:56 PM, #12
                               RE: DAMN CRANK SPROCKET!!! POS!, Slushbox, Mar-02-07 04:47 AM, #13
                               RE: DAMN CRANK SPROCKET!!! POS!, mcgyvr, Mar-02-07 05:26 AM, #14
                               RE: DAMN CRANK SPROCKET!!! POS!, Global Ruler Of All ThingsDarkOne, Mar-02-07 05:44 AM, #15
                               RE: DAMN CRANK SPROCKET!!! POS!, Chamuko, Mar-02-07 06:36 AM, #16

ModeratorbullettdsmFeb-25-07 01:30 PM
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#103231, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 0


          

It may be too late but tell me you used a puller that looks like this:

http://www.putfile.com/pic.php?img=4859997

Not a 3 jaw, but a "stubby" one. If not, try it you'll like it. Otherwise at this point I would use heat (with some water ready to put out the timing belt fire emoji )

Captain Caveman

96 RS Turbo 11.414 @ 119.62 MSNS, Crower 2 NA cams, BW366, 10.5 comp, UDP, 60mm TB, W/A intercooler, 3.55 tranny 567.9whp 430tq
97 RS NA 13.188 @ 103.87 MSnS powered 12.5 comp, Crower 3's and 219.4whp with 175tq
98 RS DD 12.5 comp on stock ECU, LTH, Crower 2's, Koni, GC, Hypercoil, DG hats
99 OZ 5sp Stocker 15.856 @ 85.97
99 GS stocker auto 17.7@77mph!

wiki home page:http://www.2gnt.com/index.php?d=bullettdsm

  

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CollenteFeb-25-07 02:13 PM
Member since Sep 20th 2002
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#103232, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 1
Feb-25-07 02:43 PM by Collente

          

Hey Thx for the advice man. It's the sproket so I need to use the harmonic balancer puller, unless that works on the sprocket too???



I didn't use an impact at first which I think is what did me in because the bolts bend. One bent and broke off inside so I drilled it out, tried to tap but it stripped my tap. I can get the bolt in that spot now but it'll hold only for so long. I've torched it, pb blasted, impacted.
I'm going to get hardened longer bolts online and I guess my only other option is to cut it off.

Is it a cast iron piece?

Anyone have suggestions on cutting it off? Cutting wheels that are kick ass, ect?

thx, soooo frustrating

Nick
97RS

  

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ezFeb-25-07 06:34 PM
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#103236, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 2


          

Yes, you need grade 10 bolts (8mm x1.0 thread) and they should be 12 - 14 cm long. The problem is sourcing those. If you had that to begin with, and heated the sprocket before trying, you probably would have been able to get that the first day. I totally feel for you man - that sprocket is probably the most difficult thing to work with on the car (and I thought the timing belt cover/engine mount issue was a headache, ha ha then it was the crank pulley!!!)

If you find a place online where you can order those grade-10 bolts, please post it too.

2gnt: '99 RS-T, killed by a toyota, pending rebuild...
Daily: Volt
Daily #2: '99 EVG ebike- STOLEN by PEDRO

  

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thedawgMar-01-07 07:40 AM
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#103273, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 3
Mar-01-07 07:48 AM by thedawg

          

Originally posted by ez
Yes, you need grade 10 bolts (8mm x1.0 thread) and they should be 12 - 14 cm long. The problem is sourcing those.

That's 120-140cm long. LONG. And they're M6 (6mmx1.0) Near impossible to find.

McMaster Carr carries them.
http://www.mcmaster.com/ctlg/DisplCtlgPage.aspx?reqtyp=catalog&CtlgPgNbr=3077&sesnextrep=777610758268953&CtlgEdition=113&k1=91287A266&t1=PN&ScreenWidth=1280&McMMainWidth=1073#scroll

91287A266 - 140mm
91287A264 - 130mm
91287A262 - 120mm

  

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ModeratorbullettdsmFeb-25-07 11:19 PM
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#103238, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 2
Feb-25-07 11:19 PM by bullettdsm

          

Originally posted by Collente
Hey Thx for the advice man. It's the sproket......

Damn, sorry. Reading comprehension > me emoji

Captain Caveman

96 RS Turbo 11.414 @ 119.62 MSNS, Crower 2 NA cams, BW366, 10.5 comp, UDP, 60mm TB, W/A intercooler, 3.55 tranny 567.9whp 430tq
97 RS NA 13.188 @ 103.87 MSnS powered 12.5 comp, Crower 3's and 219.4whp with 175tq
98 RS DD 12.5 comp on stock ECU, LTH, Crower 2's, Koni, GC, Hypercoil, DG hats
99 OZ 5sp Stocker 15.856 @ 85.97
99 GS stocker auto 17.7@77mph!

wiki home page:http://www.2gnt.com/index.php?d=bullettdsm

  

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talon749Feb-26-07 04:00 AM
Member since Jul 13th 2005
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#103239, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 5




          

hey man its ok, a few years ago i busted a bolt off in there trying to change my TB when i did my crank pulley, I ended up pressure sealing the pulley on there and it lasted me until my engine died haha, but now its time to get a new crank for the rebuild...good luck!

-Keith

'92 BMW 325i - 3.91 LSD....Cold air intake....M52 headers.....Track pipe....Remus back....Fan Delete....UUC short throw...M3 Clutch Flywheel & Drive Shaft...Tien Coil overs

I <3 the twisties

  

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98VengeI4Feb-26-07 07:53 AM
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#103245, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 1


          

Originally posted by bullettdsm
It may be too late but tell me you used a puller that looks like this: http://www.putfile.com/pic.php?img=4859997 Not a 3 jaw, but a "stubby" one. If not, try it you'll like it. Otherwise at this point I would use heat (with some water ready to put out the timing belt fire emoji )


I ordered one of these on eBay, I think it was from Miller Tools. That is the factory spec tool to get the sprocket off. Mine came with the bolts as well. I used my impact on it, and it came right off.

-Nate

___________
-88 Mercury Tracer 1.6 3spd auto
-95 Eclipse GS 5spd
-Mods: Megan Header, Megan Cat-Back, Pacesetter High-Flow Cat, AEM V2, Fluidyne Radiator, Hurst Short Shifter, Prothane Motor Mounts
-All-Motor Buildup on the way
-VIS Invader hood, R34 front, Halo Proejctors, M3 LED Mirrors, Projector Fogs, Blue Heater Hoses

  

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CollenteFeb-26-07 02:33 PM
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#103248, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 7


          

found em..

Grade 10.9 at 100mm (just under 4in) I hope to god these work!
and they are 6mx1.0 btw not 8m.

Here's the link: http://www.boltdepot.com/product.aspx?cc=20&cs=77&cm=22&cd=1327


Nick
97RS

  

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TeamDR1665Feb-26-07 06:18 PM
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#103249, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 8


          

Good luck to you, Nick! I know some guys in the rally world who rig up a liquid nitrogen "Death Ray" to freeze and quickly remove sound deadening material (tar) from the chassis before final paint. I wonder if anyone has ever tried freezing the pulley before removal...? emoji

Wish I could offer more. That thing is a major bitch.

  

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Global Ruler Of All ThingsDarkOneFeb-26-07 08:31 PM
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#103250, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 9




          

Originally posted by DR1665
I wonder if anyone has ever tried freezing the pulley before removal...? emoji Wish I could offer more. That thing is a major bitch.


Why would they? Dolt.

______________________________
If a sentence found online has 35% misspellings or greater and includes at least two racially charged expletives, chances are it is a YouTube comment.

'95 Eclipse TurboGS (garage deco)
'95 TSi AWD (restoring a survivor)
'97 Talon ESi-T (poor impulse control)
'99 Eclipse RS-T (daily beater)
'13 Evo X (mostly stock)
'17 Sienna (Middle Aged Dad Mobile)



Factory Service Manuals: http://nawdu.de/files/

  

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turbo8uMar-01-07 10:13 AM
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#103277, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 10




          

Originally posted by DarkOne
Originally posted by DR1665 I wonder if anyone has ever tried freezing the pulley before removal...? emoji Wish I could offer more. That thing is a major bitch.
Why would they? Dolt.


hahahahaha 1-0

_ _ _ _ _ _ _ _ _

96 Black ESi
91 Red TSI AWD (RIP)
02 WRX


"turnin wrenches for nine hours in the pouring rain, just to get the beast up and running again"

Aerospace Certified TIG welder for Precision Castparts in Portland, OR.

JoshSpair.com

  

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TeamDR1665Mar-01-07 01:56 PM
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#103278, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 11


          

It's just something for discussion. Grease monkeys take a torch to things to heat them up. The way it works is by the two different metals expanding at different rates. This offers an advantage where you can more easily overcome inertia, freeing the stuck part.

AT THE SAME TIME, this dolt believes that freezing a part (and I don't mean rolling the car into a meat locker), it's tendency is to shrink, meaning the sprocket might be pulling away from the crank. Much like how Energy Suspension advises freezing the individual urethane bushings prior to pressing them into their new homes. When they heat back up, they expand, making the clearances tighter.

Aside from "How would you go about freezing a sprocket on the crank?" What is so far fetched about my idea?

  

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SlushboxMar-02-07 04:47 AM
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#103282, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 12


          

I had to use a torch to cut mine off, which was very nerve racking. I you decide to use heat, replacing the oil pump seal could save you some head-aches in the future (leaks). As for putting the new one on, throw that sucker in the oven on 400 and bake for 15 min, then serve it up before it cools.

AEM cam gears, .030 over, .020 milled head, Unorthodox UDP, port match intake/head, polished exhaust manifold, e-bay CAI, Magnaflow muffler

1995 GS A/T: Crushed, what started it all
1999 RS M/T: Back to stock emoji
Mazdaspeed6: sold and quazi missed
1999 Eclipse GSX: HX35, waiting for Shep STG3

  

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mcgyvrMar-02-07 05:26 AM
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#103283, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 13


          

If you use the puller that bullettdsm showed the picture of it will come off easily.
If you use the regular 3jar you will have problems.
Its as simple as that.

No need for grade 10 bolts. no need for heat. Just get the right puller.

1998 dodge avenger 4 cyl AT
Mods are:
Not enough

  

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Global Ruler Of All ThingsDarkOneMar-02-07 05:44 AM
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#103284, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 12




          

Originally posted by DR1665
What is so far fetched about my idea?


Cold contracts. Why would you want to further adhere the pully to the crank, genius? That'd make it HARDER to remove.

______________________________
If a sentence found online has 35% misspellings or greater and includes at least two racially charged expletives, chances are it is a YouTube comment.

'95 Eclipse TurboGS (garage deco)
'95 TSi AWD (restoring a survivor)
'97 Talon ESi-T (poor impulse control)
'99 Eclipse RS-T (daily beater)
'13 Evo X (mostly stock)
'17 Sienna (Middle Aged Dad Mobile)



Factory Service Manuals: http://nawdu.de/files/

  

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ChamukoMar-02-07 06:36 AM
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#103285, "RE: DAMN CRANK SPROCKET!!! POS!"
In response to Reply # 12
Mar-02-07 06:38 AM by Chamuko



          

Originally posted by DR1665
It's just something for discussion. Grease monkeys take a torch to things to heat them up. The way it works is by the two different metals expanding at different rates. This offers an advantage where you can more easily overcome inertia, freeing the stuck part. AT THE SAME TIME, this dolt believes that freezing a part (and I don't mean rolling the car into a meat locker), it's tendency is to shrink, meaning the sprocket might be pulling away from the crank. Much like how Energy Suspension advises freezing the individual urethane bushings prior to pressing them into their new homes. When they heat back up, they expand, making the clearances tighter. Aside from "How would you go about freezing a sprocket on the crank?" What is so far fetched about my idea?


Heat up something with a hole, like a ring... does the hole get bigger or smaller?

BIG.

perfect example of having good intentions, wrong information. Or atleast the wrong interpretation of it. Its ok Driggs, better to find out now.

Member # 751


FOUNDER of the Central Cali chapter of 2GNT!
(I got kicked out after I refused to go Cow tiping) - Hehehe you know who this is for

  

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