View Full Version : ka24de rethreading exhaust manifold
supasan
09-12-2013, 10:10 AM
How would I rethread the egr pipe hole on the exhaust manifold, if possible. I guess mine stripped somehow when I loosened it, or when I tried putting it back on. Anyway the hole is fairly large so would it be better to just buy a used oem exhaust manifold?
Mikester
09-12-2013, 10:16 AM
You could try retapping it.
dawagarage
09-12-2013, 10:34 AM
you could just put the male end in the female end and then use something like epoxy/jb weld/similar if all else fails.
supasan
09-12-2013, 10:41 AM
I don't even know the size I would need to retap it. I never thought about using jb weld on it. My first thought was fuck now I gotta buy an exhaust manifold. Thanks. I will keep that in mind.
mewantkouki
09-12-2013, 10:54 AM
Or delete your egr like everyone else on this site. lol
supasan
09-12-2013, 11:19 AM
I need smog lol. I took the egr system out to clean it cause my nox was almost 3000 at 15mph.
s14boy
09-12-2013, 11:49 AM
weld a new nut on the manifold
-Mike
Mikester
09-12-2013, 12:08 PM
I need smog lol.
That's the spirit! :rofl:
Driftwire
09-12-2013, 12:27 PM
I would just Jb weld it and call it a day.
supasan
09-12-2013, 01:05 PM
Yeah I'm gonna stop by an auto parts store on the way home and pick up some jb weld.
Mikester
09-12-2013, 01:12 PM
^^There is stuff that holds up even better on exhaust components called Liqui-Steel. Should suit your needs nicely.
supasan
09-12-2013, 01:31 PM
I can't post the pic but is it called liquid metal filler. Thats what I found when I searched on google
supasan
09-12-2013, 01:44 PM
I've just been told that putting jb weld on the manifold will catch on fire...what that liquid metal filler.
dawagarage
09-12-2013, 03:54 PM
I've just been told that putting jb weld on the manifold will catch on fire...what that liquid metal filler.
when you go to the parts store, the max operating temp of the fillers/etc should be on the package
supasan
09-12-2013, 04:17 PM
when you go to the parts store, the max operating temp of the fillers/etc should be on the package
What temp would be best on the manifold.
Chaluska
09-12-2013, 04:49 PM
What temp would be best on the manifold.
id make sure it can take at least 1000f
supasan
09-12-2013, 05:05 PM
High temp exhaust sealant- PERFECT for turbo manifolds (http://www.driftworks.com/forum/parts-sale-private-sales/115415-high-temp-exhaust-sealant-perfect-turbo-manifolds.html)
something along these lines?
mechanicalmoron
09-12-2013, 05:15 PM
JB weld will probably work for a while, but bake out and crumble. If you just need it to pass smog, it will probably work for that long.
See if you can get a muffler shop to weld the right size nut on.
supasan
09-12-2013, 05:39 PM
JB weld will probably work for a while, but bake out and crumble. If you just need it to pass smog, it will probably work for that long.
See if you can get a muffler shop to weld the right size nut on.
I heard jb weld catches on fire. I guess he experienced it. I need it more than smog lol. Either seal it, weld it, re-thread or buy another manifold.
Adhesives, Applicators, Heat, & Glue Guns | Caulk, Sealants, & Adhesives | VersaChem® Exhaust System Joint Sealer, 00160, 5 Oz. | B967578 - GlobalIndustrial.com (http://m.globalindustrial.com/m/p/tools/Applicators/Caulk-Sealants/exhaust-system-joint-sealer-00160-5-oz?gclid=CJqF69eCx7kCFap7QgodNBEAkw)
I might get this.
Chaluska
09-12-2013, 06:21 PM
No... JB weld melts when it gets too hot.
supasan
09-12-2013, 07:46 PM
Well I've been misinformed. Anyway I'm gonna try the versa chem sealant and see if it'll hold temporarily
s14boy
09-12-2013, 08:54 PM
fix it right and weld a nut(or the correct bung for best results) on it like I stated before a muffler shop would charge less then 10 if you just took them the manifold and nut and had it ready to go. yes I agree you can put some metal miller and call it a day but what happens when you need to remove the pipe again.
supasan
09-12-2013, 11:45 PM
Yeah that is true. I'll take the manifold apart and take it to an auto parts store to find the correct nut tomorrow morning since I don't have school.
dawagarage
09-13-2013, 12:14 AM
fix it right and weld a nut(or the correct bung for best results) on it like I stated before a muffler shop would charge less then 10 if you just took them the manifold and nut and had it ready to go. yes I agree you can put some metal miller and call it a day but what happens when you need to remove the pipe again.
in a perfect world that would be the primary solution... but the world is imperfect.
i needed just a few tacks worth of welding on a broken exhaust pipe and the shop charged me $60 to stick weld it! (after shopping around)
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