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02-27-2006, 01:41 PM | #1 |
'71 Chevy Blazer
Join Date: Jan 2005
Location: San Leandro, CA (near Oakland)
Posts: 96
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need help sealing valve covers...
i've got vortec heads and i'm using those adapters out of the summit catalog to run older style perimeter bolt valve covers. i think they are by trick flow... is anybody else running these? i cant seem to get them to seal. i have a steady but slow oil leak... thanks for any input
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'71 K5 Blazer (new project / daily driver) "If you are not working to improve the situation, you have no business complaining" |
02-27-2006, 03:16 PM | #2 |
Registered User
Join Date: Feb 2000
Location: Modesto, CA
Posts: 1,842
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Re: need help sealing valve covers...
I use Felpro double cork gaskets. The ones with a piece of steel wedged inbetween the cork. They are thicker and seam to keep the leaks away. Just don't squeese them too hard. Like any vavle cover gasket..if you over tighten the gasket will deform and leak.
I do not have the same setup, this was just a random thought on what you could do... .02c Good Luck Burt
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1972 K5 MPFI454/Sm465/Np205/D60/14FFd/Re-Centerd H1s w/Swamper Iroks |
02-27-2006, 10:50 PM | #3 |
Registered User
Join Date: Aug 2005
Location: Scottsdale, AZ
Posts: 215
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Re: need help sealing valve covers...
try a cast aluminum valve cover, or atleast some spreaders.
-Cameron
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1972 Dark blue, Cst, Highlander |
02-28-2006, 01:14 AM | #4 |
'71 Chevy Blazer
Join Date: Jan 2005
Location: San Leandro, CA (near Oakland)
Posts: 96
|
Re: need help sealing valve covers...
thanks for the input guys... i think i overtightened the stamped steel valve covers and bent them... i've lined up some cast aluminum ones. i'll let you all know how that goes.
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'71 K5 Blazer (new project / daily driver) "If you are not working to improve the situation, you have no business complaining" |
02-28-2006, 03:19 PM | #5 |
Registered User
Join Date: Mar 2003
Location: Northern Illinois
Posts: 2,181
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Re: need help sealing valve covers...
Crispy,
Those old style valve covers are notorious for leaking -- especially the thin after market ones. One of the reasons they made that change was to improve on that issue. For my vortec heads I bought a beautiful set of ribbed cast aluminum covers that have center-bolt mounting! I don't even have to use adapters. Brian |
02-28-2006, 05:25 PM | #6 | |
Registered User
Join Date: Sep 2003
Location: Evergreen, CO
Posts: 494
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Re: need help sealing valve covers...
Quote:
What make did you get? I've been looking for a set... are they Moon by any chance?
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71 Blazer / GMPP ZZ383 / MPFI / 700R4 / 4-Wheel Disk / Ground-up frame off almost completed resto-mod |
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02-28-2006, 08:07 PM | #7 |
'71 Chevy Blazer
Join Date: Jan 2005
Location: San Leandro, CA (near Oakland)
Posts: 96
|
Re: need help sealing valve covers...
i was told that i have to use the adapters because i have roller rockers and the new style wont fit down over them... i wish i didn't have to tho
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'71 K5 Blazer (new project / daily driver) "If you are not working to improve the situation, you have no business complaining" |
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