HEAD GASKET Question??

Information on the naturally-aspirated KA24E and KA24DE engines.
240nismo
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Is the Ka24e and the KA24De head gasket the same?


Aries
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nope.they're slightly different in thickness if you buy them from Nissan.

lost93
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whats the have a kit i seen whats that got in it that i would need

240nismo
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lost93 wrote:whats the have a kit i seen whats that got in it that i would need


yea that didn't make a lick of sense, anyways, what if i was getting an aftermarket metal one, that is a different thickness anyways, would it fit?

Aries
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it should, but I would ask the people you get it from just to be sure.

240nismo
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yea, i just called my friend that works at autozone and its the same part number. thanks for your help! does anybody know where i can find a metal one?

TomsMR2
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dont buy a metal one. you'll kill yourself before you ever finish properly prepping the head and block so the gasket actually seals. you REALLY need to pull the block to install a thin metal hg.

Open4Cycle
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Even though you never answered my question about the rockers. Here is a place to get a COPPER head gasket .030" and up.http://www.flatlanderracing.com/

240nismo
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what question about rockers??? i didn't do it on purpose bro

240nismo
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well im getting everything machined anyway is that what u mean by prepping?

TomsMR2
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^ no. almost ALL machine shops cant prep a block fine enough for thin metal headgaskets. everything must be lathed to a tighter tolerance than stock specs.

240nismo
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oh, well then what would you suggest...head studs? if so where could i find them?

trpower7
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You can find ARP head studs, I think there is a link to the ad on the homepage of the forums. I strongly suggest NOT doing a metal head gasket, the stock one has held up fine even under consistent boost for alot of people. I put a MHG in my MKIII and because the block deck specs were just slightly off it didn't seal correctly the first time it saw boost and caused me to flush near a grand down the drain.

TomsMR2
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^^ thats SUCH a common problem for people running metal HG's.

i suggest stock... i guess felpro is making gaskets for the ka's, so that'd work too.. i definately wouldnt get some random halfassed offbrand tho.

as for headstuds.. they do NOTHING for performance. they're cool because you can reuse them over and over.. so if you're pulling the head all the time, it saves alot of time and money. if you dont plan on tearing the head off all the time.. use OEM.

Open4Cycle
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Lathed together? What the hell does that mean? I'm a machinist and don't understand tight tolerance talk!? It is true that some people have trouble using copper head gaskets but provided both sealing surfaces are flat and you prep the HEAD GASKET properly then everything will be fine. Nice thing about a copper head gasket is that it can also be reusable. Oh by the way head studs do increase performance by decreasing cylinder distortion.

TomsMR2
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^^ how on earth do you figure it helps cylinder distorting? a distorted cylinder = rebuild. theres no performance to be gained thru studs.

if you wanna stick on a metal HG, go for it... when it blows dont come asking why.

Open4Cycle
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Head studs and copper head gaskets both work for me. If you have actually used them did you ever stop and think that you could have done something improper?If head studs are installed and tightened during the honing process then the cylinder will be closer to round than using head bolts. Studs can also be accurately tightened by measuring the stretch where as the KA and most other head bolts can't be measured because they are being screwed into a blind hole.

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C-Kwik
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Open4cycle: Tom said lather to a tighter tolerance. Not together.

Tom: Cylinders distort when you torque down the heads. I can see how tightenting the head studs might help reduce the amount of distortion. But using a torque plate when honing will make a bigger difference since even head studs will be pulling up into the head. Keep in mind, the distortion for all of these is very minor. But it's the difference between great, better and best.

silviaNE
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I know that you guys are talking about head gaskets, but i thought i would mention that sumitt is sell the copper mr exhaust manifold gaskets again. They are 19.95. I have them on my turbo kit and have reused them twice so far with no leaks. i was building a high comp ening for a motorcycle a couple of years ago. we had machined the head for the highest compression we could use. The gasket wouldnt seal properly and $800 worth of head work went down the drain.


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