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Dumb question. Reuse new head gaskets? #1360025
12/28/12 01:12 AM
12/28/12 01:12 AM
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Tri-Cities, Washington
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VITC_GTX Offline OP
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Tri-Cities, Washington
Installed and torqued heads on my 383 last week using composite head gaskets. I need to remove the heads to do some work on the valves. Can I reuse the gaskets since the engine hasn't been run?

Re: Dumb question. Reuse new head gaskets? [Re: VITC_GTX] #1360026
12/28/12 01:26 AM
12/28/12 01:26 AM
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Posts: 36,040
Lincoln Nebraska
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RapidRobert Offline
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Lincoln Nebraska
Not a dumb Q at all just unfortunate circumstances. Myself I would spring for a set of new ones


live every 24 hour block of time like it's your last day on earth
Re: Dumb question. Reuse new head gaskets? [Re: RapidRobert] #1360027
12/28/12 01:56 AM
12/28/12 01:56 AM
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Posts: 18,493
Granite Bay CA
Kern Dog Offline
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Granite Bay CA
I would still use them. I have had this happen before and have never had a head gasket failure.
I once had a GM 350. Upon torquing the very last head bolt, the threads stripped out. I knew that it would need a Helicoil or something like it, so I pulled both heads so the engine would be light enough for me and my brother to hand load it into my truck! I reused the gaskets and had no problems.
Other times I had the heads on and then had a moment of panic..."Did i put the pistons in with the valve reliefs pointing the right direction?"
Once again, no troubles.

Re: Dumb question. Reuse new head gaskets? [Re: Kern Dog] #1360028
12/28/12 01:59 AM
12/28/12 01:59 AM
Joined: Jan 2004
Posts: 27,347
Today? Who Knows?
1_WILD_RT Offline
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I too have gotten away with it, to be save I did spray them with a couple passes of Permatex Copper Coat...


"The Armies of our ancestors were lucky, in that they were not trailed by a second army of pencil pushers."
Re: Dumb question. Reuse new head gaskets? [Re: 1_WILD_RT] #1360029
12/28/12 02:09 AM
12/28/12 02:09 AM
Joined: Feb 2010
Posts: 18,493
Granite Bay CA
Kern Dog Offline
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Granite Bay CA
I guess the Permatex may be added insurance, but for some reason, and I must just be lucky, I never have used the stuff. I currently have an aluminum headed 440 stroked to 493. Dry Fel Pro perma-torque gaskets torqued to Edelbrock specs.

Re: Dumb question. Reuse new head gaskets? [Re: VITC_GTX] #1360030
12/28/12 03:37 AM
12/28/12 03:37 AM
Joined: Aug 2003
Posts: 43,190
Bend,OR USA
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Cab_Burge Offline
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Bend,OR USA
Quote:

Installed and torqued heads on my 383 last week using composite head gaskets. I need to remove the heads to do some work on the valves. Can I reuse the gaskets since the engine hasn't been run?


I've reused the Fel Pro 8519PT composite head gaskets on more than one motor after dyno testing them. I've pulled the heads and oil pan to look at the piston flame travel and check the rod and main bearings, go for it I have a SB Chevy motor in the shop right now that has a special set of Fel Pro head gaskets that require a .010 deep reciever groove in the heads for the lockring wire in the head gaskets, this motor has a 6:71 roots blower on it and is street driven. I had the heads cut to raise the mechanical compression ratio from 7.5 to 8.3 to 1, that removed the original receiver groove and the shop that did that work didn't machine them back in. I didn't notice that it had them originally, long story on this minor rebuild I took them back off after reading the instruction that come with the head gaskets to get them machined, I sure hope the gaskets work correctly now


Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: Dumb question. Reuse new head gaskets? [Re: VITC_GTX] #1360031
12/28/12 03:48 AM
12/28/12 03:48 AM
Joined: Dec 2005
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State of retirement
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52savoy Offline
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I wouldn't worry about it. I've reused shim gaskets and they held up.

currently..I have to take a new motor apart that has COMETIC's and will keep them in place.

X

Re: Dumb question. Reuse new head gaskets? [Re: 52savoy] #1360032
12/28/12 09:35 AM
12/28/12 09:35 AM
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Posts: 1,558
Midwest
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Chargerfan Offline
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Midwest
I've done it on a 350. Just torqued them a couple more ft lbs than it called for. Those were just Felpro gaskets.


2011 Challenger R/T
2017 Ram 1500 BIG HORN Edition
Re: Dumb question. Reuse new head gaskets? [Re: VITC_GTX] #1360033
12/28/12 02:20 PM
12/28/12 02:20 PM
Joined: Dec 2007
Posts: 18,157
Mass
DAYCLONA Offline
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I always subscribe to the motto: "better safe than sorry", toss them in the trash, start fresh...

Re: Dumb question. Reuse new head gaskets? [Re: DAYCLONA] #1360034
12/28/12 07:42 PM
12/28/12 07:42 PM
Joined: Jan 2003
Posts: 20,788
A collage of whims
topside Offline
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A collage of whims
"Manliest Response" so far goes to Frankenduster: 2 guys lifting a complete short-block into a pick-up?!

I probably couldn't carry your sandwich, sir.

Re: Dumb question. Reuse new head gaskets? [Re: topside] #1360035
12/28/12 07:55 PM
12/28/12 07:55 PM
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bethlehem pa
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mikemee1331 Offline
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Quote:

"Manliest Response" so far goes to Frankenduster: 2 guys lifting a complete short-block into a pick-up?!

I probably couldn't carry your sandwich, sir.


i've gotta second that! that's some 'studly' stuff right there. (p.s. - i would spring for a new set simply out of the aggrevation factor of having to tear it all down yet again)

Re: Dumb question. Reuse new head gaskets? [Re: mikemee1331] #1360036
12/28/12 08:11 PM
12/28/12 08:11 PM
Joined: Oct 2005
Posts: 4,945
WI
Dcuda69 Offline
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I lost a cam after 800 mi in my 470" low deck. Disassembled cleaned installed new cam(roller this time )and reinstalled original head gaskets(Fel-pro). It's still fine 3+ yrs and a few thousand miles later. Go for it

Re: Dumb question. Reuse new head gaskets? [Re: VITC_GTX] #1360037
12/28/12 08:42 PM
12/28/12 08:42 PM
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Posts: 462
santa anna, Tx.
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charles6970 Offline
mopar
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the people that would not reuse them are the people that have more $$$
than common sense.

theres nothing wrong with them if you haven't run the engine.

Re: Dumb question. Reuse new head gaskets? [Re: charles6970] #1360038
12/28/12 09:57 PM
12/28/12 09:57 PM
Joined: Jan 2003
Posts: 1,801
McGregor,Iowa 52157
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500ciDuster Offline
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McGregor,Iowa 52157
With no heat cycles I think it would be just fine but make sure it goes backe where it came from, don't swap sides

Mitch

Re: Dumb question. Reuse new head gaskets? [Re: 500ciDuster] #1360039
12/28/12 11:04 PM
12/28/12 11:04 PM
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Posts: 216
E. Okla line
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m88mark Offline
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E. Okla line
Back in the day when my diet cosisted of ramen noodles & brown derby beer, I did it all the time. Sprayed with silver paint & bolted back on. I'd do it again with a 10:1 motor, Mark

Re: Dumb question. Reuse new head gaskets? [Re: charles6970] #1360040
12/28/12 11:23 PM
12/28/12 11:23 PM
Joined: Sep 2007
Posts: 14,889
up yours
Supercuda Offline
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Quote:

the people that would not reuse them are the people that have more $$$
than common sense.

theres nothing wrong with them if you haven't run the engine.




Common sense? You have a funny definition.

I have reused steel shim gaskets (with copper coat) back in my no $$$$ days and they worked, mostly. Had one blow out between two cylinders.

Lots of common sense used up that day pulling the heads and intake (all cast iron) with the engine in the car cause I save a few $$$ by reusing head gaskets.

Common sense tells me that if you don't want to chance having to pull the heads off with the engine in the car buy new gaskets. That said, I doubt the OP would have an issue with never fired composite head gaskets.

BTW, the most expensive composite head gasket listed at Rock Auto is $48. Not $$$ when considering the back strain involved in doing it again.


They say there are no such thing as a stupid question.
They say there is always the exception that proves the rule.
Don't be the exception.
Re: Dumb question. Reuse new head gaskets? [Re: VITC_GTX] #1360041
12/28/12 11:36 PM
12/28/12 11:36 PM
Joined: Mar 2003
Posts: 4,929
Tri-Cities, Washington
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VITC_GTX Offline OP
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Good responses from all. I appreciate the opinions.

I was lucky in the fact that I didn't have to remove the heads after all.


Re: Dumb question. Reuse new head gaskets? [Re: topside] #1360042
12/28/12 11:37 PM
12/28/12 11:37 PM
Joined: Jun 2008
Posts: 10,847
Oakdale CT
gdonovan Offline
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Oakdale CT
Quote:

"Manliest Response" so far goes to Frankenduster: 2 guys lifting a complete short-block into a pick-up?!

I probably couldn't carry your sandwich, sir.




"Back in the day" I loaded shortblocks into car trunks, alone.

No wonder my back is poop now!

Re: Dumb question. Reuse new head gaskets? [Re: topside] #1360043
12/29/12 06:40 PM
12/29/12 06:40 PM
Joined: Feb 2010
Posts: 18,493
Granite Bay CA
Kern Dog Offline
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Kern Dog  Offline
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Granite Bay CA
Quote:

"Manliest Response" so far goes to Frankenduster: 2 guys lifting a complete short-block into a pick-up?!

I probably couldn't carry your sandwich, sir.




Well, it was only a small block Chevy....
Working as a Carpenter means lifting heavy things daily. Thanks for the nice words though!

Re: Dumb question. Reuse new head gaskets? [Re: Kern Dog] #1360044
12/29/12 07:23 PM
12/29/12 07:23 PM
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Posts: 685
Bismarck, ND USA
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cageman Offline
mopar
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Bismarck, ND USA
I have a set of cometic head gaskets I have reused 10 times since 2004 when I bought them. I love those things.

Just mark which side is up and which side is r or l and reuse them.







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