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O-ring blocks and heads questions #1081233
09/24/11 12:13 AM
09/24/11 12:13 AM
Joined: Nov 2003
Posts: 6,293
Rock Springs
Bob_Coomer Offline OP
master
Bob_Coomer  Offline OP
master

Joined: Nov 2003
Posts: 6,293
Rock Springs
What if a cylinder head has a O-ring receiver groove machined into the heads, and your not going that route. I know decking will take care of it, but what if you dont want to deck out the groove?
The block will not have the groove in this case. I dont see how it can effect the seal as long as the O-ring is inside or even out side the head gasket fire ring?


[color:"red"]65 Hemi Belvedere coming soon [/color]
[color:"#00FF00"]557" Indy engine 1.07 60ft 144mph in the 8th 2100 lbs package [/color]
Re: O-ring blocks and heads questions [Re: Bob_Coomer] #1081234
09/24/11 12:31 AM
09/24/11 12:31 AM
Joined: Jun 2004
Posts: 6,780
Alabama
Mopar-Al Offline
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Mopar-Al  Offline
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Joined: Jun 2004
Posts: 6,780
Alabama
Mine is used with a copper head gasket, I never thought about what to do if useing like a cometic or 1009 or anyother type. Good question. Seems it would have to be inline close to the fire ring tho, not sure. I will see if I can find a pic of my block for viewing for other guys posting. It may help






Re: O-ring blocks and heads questions [Re: Mopar-Al] #1081235
09/24/11 01:01 AM
09/24/11 01:01 AM
Joined: Feb 2005
Posts: 20,147
PA.
pittsburghracer Offline
"Little"John
pittsburghracer  Offline
"Little"John

Joined: Feb 2005
Posts: 20,147
PA.
When I assembled my 572 Keith Black I removed the o-ring wire from my set of Indy 440-1's and used a standard Felpro gasket.


1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time




Re: O-ring blocks and heads questions [Re: Bob_Coomer] #1081236
09/24/11 03:30 AM
09/24/11 03:30 AM
Joined: Aug 2003
Posts: 43,097
Bend,OR USA
C
Cab_Burge Offline
I Win
Cab_Burge  Offline
I Win
C

Joined: Aug 2003
Posts: 43,097
Bend,OR USA
Quote:

What if a cylinder head has a O-ring receiver groove machined into the heads, and your not going that route. I know decking will take care of it, but what if you dont want to deck out the groove?
The block will not have the groove in this case. I dont see how it can effect the seal as long as the O-ring is inside or even out side the head gasket fire ring?


Been there done that more than once, go for it Make absolutely sure that the head gasket will seal up before the O ring groove, don't have the O ring groove in the combustion chamber area and cross over under the gasket


Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: O-ring blocks and heads questions [Re: Cab_Burge] #1081237
09/24/11 05:25 AM
09/24/11 05:25 AM
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
Leon441 Offline
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Leon441  Offline
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Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
You could always use copper wire in the O-ring groove. Then file the wire down flat.

Leon


Career best 8.02 @ 169 at 3050# and 10" tires small block power.
Re: O-ring blocks and heads questions [Re: Leon441] #1081238
09/24/11 09:18 AM
09/24/11 09:18 AM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
Master
MR_P_BODY  Offline
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Joined: Jun 2003
Posts: 52,972
Romeo MI
Quote:

You could always use copper wire in the O-ring groove. Then file the wire down flat.

Leon




I've done that on the block before... never did a head
that way







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