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Indy block repair. Thinking out of the box. #2430624
01/07/18 06:18 PM
01/07/18 06:18 PM
Joined: Jan 2005
Posts: 4,243
Charlotte, North Carolina
sgcuda Offline OP
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sgcuda  Offline OP
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Charlotte, North Carolina
So, I have a solid RB IndyMax block. At some time, it broke a rod, windowed the drivers side and also tagged #2 sleeve. I found a hole next to the sleeve that I think is the front to back oil galley that runs alongside the lifter bores. You can see a crack in the pics that shows the hole. Pete at Barton said that they don't want to touch it. They have actually repaired this type of damage before, but that "The engine wasn't right". He didn't elaborate on what he meant by that, but they tried to sell me a new engine block, if I could just give them some time to get them (Ha-ha!).

The lifters are not oil fed, but by Mopar guides, the passenger oil galley feeds the main bearings. So cutting out the damage and running pipe plugs into the ports is out. I was thinking of running a metal sleeve through the inside and JB weld it into place, along with as tight a press fit as I could reasonably get. I could plug both sides of the damaged area, and then run a crossover oil feed from the top side between the left and right oil galleys.

I'm trying to avoid a welding repair, because it will probably cause some block distortion at the cam bearing journals. The block is already sized for 55mm roller bearings, so I don't know how much room I have to correct a misalignment issue.

indy block 1.jpgindy block 2.jpg
Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2430636
01/07/18 06:32 PM
01/07/18 06:32 PM
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Milwaukee WI
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TRENDZ Offline
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I’d say you’re on the right track with tubing the galley.
Welding makes everything move around and softens the material.
I would go with tube and run it.


"use it 'till it breaks, replace as needed"
Re: Indy block repair. Thinking out of the box. [Re: TRENDZ] #2430639
01/07/18 06:38 PM
01/07/18 06:38 PM
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PA.
pittsburghracer Offline
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I personally would get a die grinder in there and slowly grind out all the bad stuff first and then get a better eye in there with the mess gone. I too would rather not start welding in there unless I had too.


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Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
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Livin and lovin life one day at a time




Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2430641
01/07/18 06:43 PM
01/07/18 06:43 PM
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Posts: 4,243
Charlotte, North Carolina
sgcuda Offline OP
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I have to come up with something to pull the sleeve out. That would allow a much better view of the damage. All of the sleeves are going to be replaced anyway.


[image][/image]
Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2430662
01/07/18 07:27 PM
01/07/18 07:27 PM
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Hot Rod Ridge
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Take vids of sleeve removal

Re: Indy block repair. Thinking out of the box. [Re: FastmOp] #2430666
01/07/18 07:35 PM
01/07/18 07:35 PM
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Charlotte, North Carolina
sgcuda Offline OP
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Originally Posted By FastmOp
Take vids of sleeve removal


I'll do my best. But it might not be pretty.

Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2430674
01/07/18 07:47 PM
01/07/18 07:47 PM
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Hot Rod Ridge
FastmOp Offline
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I'm just curious how hard it will be. A big slide hammer is what most use

Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2430680
01/07/18 08:08 PM
01/07/18 08:08 PM
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Duloc
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The Shadow Offline
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Duloc
How are you planning on fixing the drivers side window without welding

Re: Indy block repair. Thinking out of the box. [Re: The Shadow] #2430683
01/07/18 08:17 PM
01/07/18 08:17 PM
Joined: Jan 2005
Posts: 4,243
Charlotte, North Carolina
sgcuda Offline OP
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Originally Posted By The Shadow
How are you planning on fixing the drivers side window without welding


Window was previously repaired. If I can get the oil galley fixed, it will just need sleeves and decking. Oh, does anyone have a set of main cap hardware for sale? Block came with caps, but no studs, washers, nuts, crossbolts.

Last edited by sgcuda; 01/07/18 08:17 PM.
Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2430945
01/08/18 10:17 AM
01/08/18 10:17 AM
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NW Indiana
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fbs63 Offline
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NW Indiana
That's a dry sleeve block so the sleeves are hard to remove. I know my machine shop bores them out to remove.

Re: Indy block repair. Thinking out of the box. [Re: fbs63] #2430985
01/08/18 11:59 AM
01/08/18 11:59 AM
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St.Pete,Florida
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lancer493 Offline
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St.Pete,Florida
Maybe consider fabricating a sturdy, adjustable foot (rest)on the sheild of an extended reach, pneumatic cutoff wheel. You could carefully control the depth of a vertical cut up each cylinder sleeve.Mavbe a second cut 180* in bore.I think this would take the fight out of removing the sleeve, similar to removing a bushing in a stubborn place.Accidental, minor dings in aluminum, away from the top or bottom of the bore, shouldent pose a problem.A SMALL amount of pencil thin torch heat applied sparingly to the newly cut groove may help it crack and ease removal(optional). Would save a trip to the machine shop and a fair amount of cash.

Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2430999
01/08/18 12:33 PM
01/08/18 12:33 PM
Joined: Oct 2005
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Ontario, Canada
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Stanton Offline
Don't question me!
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Ontario, Canada
There is a local top fuel racer who has blocks that have been welded more times than you can count (yes, they're a low budget team!!). Their opinion is that as long as it didn't bust a main saddle then welding isn't an issue.

Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2431071
01/08/18 03:02 PM
01/08/18 03:02 PM
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Eighty Four, PA
B G Racing Offline
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Send it back to Indy.They can repair it and remachine it if necessary.We have repaired much worse and have sent many to Indy for repair also.

Re: Indy block repair. Thinking out of the box. [Re: fbs63] #2431089
01/08/18 03:26 PM
01/08/18 03:26 PM
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fla
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ss/la Offline
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weld a piece of 1 inch square stock inside the cylinder sleeve then use a big hammer and punch to drive the sleeve out. I know this sounds like a neanderthal move but it does work

Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2431150
01/08/18 05:16 PM
01/08/18 05:16 PM
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Posts: 19,363
Las Vegas
Al_Alguire Offline
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Las Vegas
Indy sleeves are tough MOFO's to remove for sure


"I am not ashamed to confess I am ignorant of what I do not know."

"It's never wrong to do the right thing"
Re: Indy block repair. Thinking out of the box. [Re: sgcuda] #2431236
01/08/18 08:30 PM
01/08/18 08:30 PM
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Posts: 4,270
Morrow, OH
markz528 Offline
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What about welding a few beads in the sleeve all the way around to draw them in some? I use that technique on antifriction bearings when they don't want to come out and after the welding bead they pop right out,


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Re: Indy block repair. Thinking out of the box. [Re: markz528] #2431259
01/08/18 08:58 PM
01/08/18 08:58 PM
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N.E. Ohio
6bblFLASH Offline
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Originally Posted By markz528
What about welding a few beads in the sleeve all the way around to draw them in some? I use that technique on antifriction bearings when they don't want to come out and after the welding bead they pop right out,


Yep.
This is what I do to get sleeves out of diesel engines
Run the welds straight up and down like a piston travels

Last edited by 6bblFLASH; 01/08/18 09:01 PM.

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