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relief welds on manifold

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Old Apr 29, 2010 | 01:11 AM
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Default relief welds on manifold

as title says....

what is the best equipment to use to make these cuts?



just picked up my greddy kit and the cuts have not been done.

after its done.. i guess itll be in 3 pieces?
Old Apr 29, 2010 | 01:14 AM
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Search. Hacksaw. Might not need to do them.
Old Apr 29, 2010 | 01:22 AM
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an air cut off tool would do it easy.
Old Apr 29, 2010 | 01:23 AM
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Chop saw, hack saw, abrasive hand held cut-off wheel. About anything will work as long as you can deburr the cut when you're done.
Old Apr 29, 2010 | 01:25 AM
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oh ok.. and does it come out to 3 pieces like the pic above?
Old Apr 29, 2010 | 01:28 AM
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It won't be three separate pieces but the runners will no longer be attached at the flange. You're simply allowing the manifold to expand and contract more freely by making the cuts.
Old Apr 29, 2010 | 01:44 AM
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around...

1/8" for the width of the cut?
Old Apr 29, 2010 | 02:25 AM
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yeah
Old Apr 29, 2010 | 02:25 AM
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Width shouldn't matter, as long as you cut through it. But like I said, you might not have to cut the manifold if you have a new generation greddy manifold.

Mine was cut by the PO, and is currently warped to the point where I have no idea how I'm going to get it off. That's what she said.
Old Apr 29, 2010 | 02:31 AM
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rocket launcher

make sure to wear gloves and safety goggles
Old Apr 29, 2010 | 02:42 AM
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Fuel/ air bomb, make sure everybody around you is wearing gloves and safety goggles.
Old Apr 29, 2010 | 02:48 AM
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Walk into a harbor freight and hit the air tools wall. 1/4 of anything on the wall can do the job for cheap.
Old Apr 29, 2010 | 03:05 AM
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ic.. curly how can i tell if its new gen manifold or not?.. ill try get a pic up and my setup...

can't use air tools.. i do not have a air tank~...

either going to buy a hack saw.. or buy more blades for the dremel!
Old Apr 29, 2010 | 03:14 AM
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If it's a hack saw, use lots of used motor oil to lube the blade.

Or buy a $15 angle grinder from HF and use one or two $1.99 cut off wheels for a much faster and lazier approach.

No I cannot tell if it's a new manifold. I just know that there were chronic issues with the original that required relief cuts, and that eventually people stopped doing the relief cuts and they were fine, indicating a design change.

If it's used (as it appears to be) and it's survived this long without cracks, I'd just leave it alone. However I assume no responsibility.
Old Apr 29, 2010 | 04:17 AM
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icic.. well i rather be more conservative.. and just do the cuts.. my first setup.. so i want to boost a bit before.. getting broken parts = buying more parts
Old Apr 29, 2010 | 04:33 AM
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I have no idea what you just said. Good luck.
Old Apr 29, 2010 | 06:10 AM
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I think that he meant, Better safe than sorry? not sure
Old Apr 29, 2010 | 06:46 AM
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sawsall
Old Apr 29, 2010 | 08:43 AM
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Swiss Army knife.
Old Apr 29, 2010 | 08:55 AM
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Portable Bandsaw FTW.



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