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dash16
Joined: 22 Aug 2007 Posts: 255 Location: Cali Cali
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Posted: Tue Jun 23, 2009 8:47 am Post subject: Stripped the CHEESEHEAD..... OH SWEET JESUS HELP |
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Was trying to remove the cheesehead from the camshaft.....
I tapped the thing with a hammer several times to to "wake" the bolt as suggested in clarks garage and made especially sure that the tool was going in straight for maximum contact.
The cheesehead just stripped like butter, possibly cause of an old bolt.
It looks like I have to pull the camshaft housing and have the bolt extracted but I don't know how.
If I pull the cam housing, what special procedures, tools, or precautions do I need to take?!
Oh please someone tell me how I can mediate this!!!
oh thank you so much for your help. _________________ 1987 Porsche 924S Black/Black. 5-spd.
Options: AFX C79 261 398 423 650 651 657
1987 Mercedes 190E 2.3-16 Cosworth Pearl Black/Black. 5-spd.
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Paul

Joined: 02 Nov 2002 Posts: 9491 Location: Southeast Wisconsin
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Posted: Tue Jun 23, 2009 10:38 am Post subject: |
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From your other thread you had everything lined up, why are you trying to remove the cam gear? _________________ White 87 924S "Ghost"
Silver 98 986 3.6l 320 HP "Frank N Stein"
White 01 986 "Christine"
Polar Silver 02 996TT. "Turbo"
Owned and repaired 924s since 1977
Porsche: It's not driving, it's therapy. |
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dash16
Joined: 22 Aug 2007 Posts: 255 Location: Cali Cali
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Posted: Tue Jun 23, 2009 11:07 am Post subject: |
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| Paul wrote: | | From your other thread you had everything lined up, why are you trying to remove the cam gear? |
Need to do the cam seals, leaking heavily. _________________ 1987 Porsche 924S Black/Black. 5-spd.
Options: AFX C79 261 398 423 650 651 657
1987 Mercedes 190E 2.3-16 Cosworth Pearl Black/Black. 5-spd.
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Paul

Joined: 02 Nov 2002 Posts: 9491 Location: Southeast Wisconsin
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Posted: Wed Jun 24, 2009 1:29 pm Post subject: |
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As an act of desperation, try forcing the largest socket type Allen wrench that will fit into the damaged cheesehead with a hammer. _________________ White 87 924S "Ghost"
Silver 98 986 3.6l 320 HP "Frank N Stein"
White 01 986 "Christine"
Polar Silver 02 996TT. "Turbo"
Owned and repaired 924s since 1977
Porsche: It's not driving, it's therapy. |
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masterdave
Joined: 10 Dec 2008 Posts: 183 Location: Harrison NY
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Posted: Wed Jun 24, 2009 4:09 pm Post subject: |
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| if you have a dremel or other similar device put the metal grinding head on, cut a line across the screw, as well as fairly deep in to it, and try and remove it with a flat head screw driver |
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Rasta Monsta

Joined: 12 Jul 2006 Posts: 11733 Location: PacNW
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Posted: Thu Jun 25, 2009 2:01 am Post subject: |
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Why not drill the head off? Seems like it would be easy since you have a built-in centering hole. _________________ Toofah King Bad
- WeiBe (1987 924S 2.5t) - 931 S3
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ic932
Joined: 11 Feb 2005 Posts: 1104 Location: UK
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Posted: Sat Jun 27, 2009 6:49 am Post subject: |
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There should be a thick washer behind the bolt... get out the angle-grinder an sacrifice it. Grind between the bolt and washer, once the tension is released it will unbolt by hand. 15sec job....might be a 15 dollar spacer so check first lol.  |
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dash16
Joined: 22 Aug 2007 Posts: 255 Location: Cali Cali
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Posted: Sat Jun 27, 2009 12:37 pm Post subject: |
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thanks for the reply guys.
I decided that I am first going to drill a hole into the bolt so that i may stick a bolt extractor in there
then i will drill off the head
if the bolt shank really has bonded with the cam shaft, then the bolt extractor will be used.
otherwise, unscrewing by hand will be preferable.
I will let you guys know how it goes. _________________ 1987 Porsche 924S Black/Black. 5-spd.
Options: AFX C79 261 398 423 650 651 657
1987 Mercedes 190E 2.3-16 Cosworth Pearl Black/Black. 5-spd.
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Paul

Joined: 02 Nov 2002 Posts: 9491 Location: Southeast Wisconsin
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Posted: Sun Jun 28, 2009 9:55 am Post subject: |
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My allen wrench trick works 90% of the time.... _________________ White 87 924S "Ghost"
Silver 98 986 3.6l 320 HP "Frank N Stein"
White 01 986 "Christine"
Polar Silver 02 996TT. "Turbo"
Owned and repaired 924s since 1977
Porsche: It's not driving, it's therapy. |
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dash16
Joined: 22 Aug 2007 Posts: 255 Location: Cali Cali
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Posted: Sun Jun 28, 2009 9:26 pm Post subject: |
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| Paul wrote: | | My allen wrench trick works 90% of the time.... |
ok, since i am tackling the cam last out of all the seals, i will be sure to attempt your OS allen trick just for you
believe me, I would really prefer that you are right! _________________ 1987 Porsche 924S Black/Black. 5-spd.
Options: AFX C79 261 398 423 650 651 657
1987 Mercedes 190E 2.3-16 Cosworth Pearl Black/Black. 5-spd.
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Min

Joined: 04 Nov 2002 Posts: 2368 Location: Vernon, British Columbia, Canada
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Posted: Mon Jun 29, 2009 4:06 am Post subject: |
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Paul is correct, I've done it many times myself. Give it a go, doesn't take long.
Min _________________ Custom means it didn't come from a box.
1980 n/a with EDIS and Megasquirt II Injection. 7 different colors and counting. |
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ic932
Joined: 11 Feb 2005 Posts: 1104 Location: UK
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Posted: Mon Jun 29, 2009 4:35 am Post subject: |
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| This particular bolt is very shallow, similar to the flywheel bolts. I would also try an oversize allen socket but I would also source that large spacer for when the grinder is needed. |
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derg
Joined: 16 Aug 2009 Posts: 4 Location: Durham UK
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Posted: Sun Aug 16, 2009 5:55 pm Post subject: fixing removal |
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..we use Irwin bolt removal sockets..they work well. _________________ "there are more stars in the sky than grains of sand on this planet" |
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Timmay!
Joined: 22 Jul 2006 Posts: 243 Location: San Diego, CA
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Posted: Thu Aug 20, 2009 2:54 pm Post subject: |
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I've stripped a couple out myself. Don't know why they're so weak. I just drill the head off the bolt. _________________ Current project 1981 931
944 spec # 22 924S
77 924 Martini. Rescued. Sold
88 924S SE. Rescued. Sold
PCA since 1985 |
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