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03-09-2010 | #1 |
Join Date: Nov 2008
Location: Grand Rapids, MI
Posts: 384
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Removing Cam Cover Bolts
Looking for some how to info. I have several stripped heads on the drivers side cam cover. T40 doesn't work and T45 won't fit!
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03-09-2010 | #2 |
Join Date: Aug 2009
Location: South Dakota/California
Posts: 3,797
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Re: Removing Cam Cover Bolts
Those look like combination Torx and Allen Head
I used the T-40 Torx-3/8 socket and apply lots of pressure down on top of Torx socket when applying torque to the Torx bolt to remove. If the Torx bolt head is stipped.......... Appears to me you have to drill (bit diameter of bolt) so heads pop off. Then remove the cam cover and take a vice grips or as some suggest 8 inch pipe wrench to get a better grip on the remaining stud for removal. If the Torx are not completely stripped, you might try tapping the Torx in place then push hard (pressure down on Torx) as you turn the Torx wrench. those are T-40s and you can use a 9/32 drill bit Trying "other" tricks might mess up those aluminum cam covers By the way....you do NOT have to remove Brake Booster to get drivers side cam covers off. See Removing Cam Cover Bolts the Hard Way TIPS See Removing and Painting Cam Covers TIPS
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Left Clickable links -Solutions- LT5 Modifications/Rebuild Tricks Low Mileage ZR-1 Restoration 1990 Corvette (L98) Modifications LT5 Eliminated Systems LT5 Added Systems LT5/ZR-1 Fluids 1995 LT5 SPECIFIC TOP END REBUILD TRICKS Last edited by Dynomite; 03-09-2014 at 11:36 PM. |
03-09-2010 | #3 |
Join Date: Dec 2003
Location: Chicagoland,IL
Posts: 2,679
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Re: Removing Cam Cover Bolts
Use the T45 hammer it in basicly making the head of the screw T45
Get yourself a low cost hammer driver local parts store or Sears,put the T45 on the hammer driver give it a few good whacks,always works for me. Pete
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'91 #1635 PoloGreen 350 LT5 11.09 @ 129.27 11.04 @ 128.86 474RWHP 400RWTQ http://www.youtube.com/watch?v=SFNFOhGGlR4 http://www.youtube.com/watch?v=ZlRIOMwaDYY https://sites.google.com/site/peteszr1garage |
03-09-2010 | #4 | |
Join Date: Aug 2009
Location: South Dakota/California
Posts: 3,797
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Re: Removing Cam Cover Bolts
Quote:
The trick there is to have a good quality T-45 Torx and once you get it hammered into place keep a lot of pressure on it as you turn. I used the T-40 Torx-3/8 socket. It is also easy to hammer in a T-45 Torx-3/8 socket just using a regular hammer on the socket or the impact driver if you have room. Hopefully the stripped T-40 Torx are not over by the brake booster Last edited by Dynomite; 03-09-2010 at 02:18 PM. |
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03-09-2010 | #5 |
Join Date: Dec 2003
Location: Chicagoland,IL
Posts: 2,679
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Re: Removing Cam Cover Bolts
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'91 #1635 PoloGreen 350 LT5 11.09 @ 129.27 11.04 @ 128.86 474RWHP 400RWTQ http://www.youtube.com/watch?v=SFNFOhGGlR4 http://www.youtube.com/watch?v=ZlRIOMwaDYY https://sites.google.com/site/peteszr1garage |
03-09-2010 | #6 | |
Join Date: Aug 2009
Location: South Dakota/California
Posts: 3,797
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Re: Removing Cam Cover Bolts
Quote:
It appears that scholtmj was just replacing T-40 Torx bolts with new Allen Head bolts without removing the cam covers? Some of those Allen Head bolts look beat on also Last edited by Dynomite; 03-09-2010 at 02:26 PM. |
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03-09-2010 | #7 | |
Join Date: Nov 2008
Location: Grand Rapids, MI
Posts: 384
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Re: Removing Cam Cover Bolts
Quote:
I'm actually moving to powder coating with some color. The crinkle paint did not adhere well and was only rated to 200F. All the black under to hood was too much as I'd like the motor to stand out. |
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03-09-2010 | #8 |
Join Date: Aug 2008
Location: Houston 90 Red ZR-1
Posts: 2,320
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Re: Removing Cam Cover Bolts
Yep. Get yourself a hammer drive. Even if the torx is stripped it will dig in the head and still get it out.
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