Are ARP Head bolts a must with this setup? Searched!

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sileighty_91
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Joined: Fri Apr 25, 2003 3:26 pm

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I have searched and didn't come up with a conclusive answer to whether or not I need the ARP head bolts. I have 95% of the parts for my swap and am trying to come to a conclusion about these. The reason I hesitate to get them is that I have read ARP recommends you retorque the bolts three times, letting the engine warm up in between. I'm not about to go to this trouble of taking the cams out each time to retorque the bolts. What have you guys done?

My setup is as follows:

1991 240sx Super HICAS with Redtop SR20DETHKS GT2530 turbo upgradeGreddy 1.2mm metal headgasketGreddy Valve SpringsTomei RASACT street/strip with HKS chromoly flywheelGreddy V-SPL FMICBlitz Super Sound BOVKoyo aluminum radiator and dual electric fansWalbro 255lph fuel pumpApexi AVC-R & SAFC-IIHKS Turbo Timer5 lug conversion300zx brake conversion

Just need injectors, fpr, downpipe, 300zx maf sensor, and a few other misc. things I'm forgetting and I'll be ready.


Nathan
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Joined: Fri Mar 07, 2003 6:43 am

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I dont think they are necessary if you use enough duct tape. The trick is to get it ALL the way around the engine, under the oil pan and up over the valve cover, wrap it all the way around and use at least two rolls. That should help hold the head down and keep it from lifting under periods of high boost.

sileighty_91
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Joined: Fri Apr 25, 2003 3:26 pm

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Thank you for the informative post. You are a wealth of knowledge. I appreciate your helping out a newb like me. (Humbly bows)

soilwork240sx
Posts: 130
Joined: Sun Jun 29, 2003 4:26 pm

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hey bro in my opinion, upgrading anything in your car is never a bad thing. i say if you have the money go for it.

Nathan
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Thank you for the respect, I am glad for once that a newbie is showing a board member the respect that they deserve ;)

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SWIFT_DRIFT
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Nathan wrote:Thank you for the respect, I am glad for once that a newbie is showing a board member the respect that they deserve ;)
Dude you are an idiot. You registered 6 months ago Nathan and you have MORE posts then even I do. Sil_91 has been registered for 5 months with little posts so I am going to assume he either never checks the boards, or he's considerate and never posts but just reads. His question is very legitimate and there is no need for the retarded flame. Sil_91 has an SR, do you? No, so stfu.

Back to the real question. Sil do you absolutely need the head bolts? No. Save the money for maintenance or something.

S13240
Posts: 1908
Joined: Fri Jul 26, 2002 8:06 am

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SWIFT_DRIFT wrote:Dude you are an idiot. You registered 6 months ago Nathan and you have MORE posts then even I do. Sil_91 has been registered for 5 months with little posts so I am going to assume he either never checks the boards, or he's considerate and never posts but just reads. His question is very legitimate and there is no need for the retarded flame. Sil_91 has an SR, do you? No, so stfu.

Back to the real question. Sil do you absolutely need the head bolts? No. Save the money for maintenance or something.


WORD! I also agree about the second part of what SWIFT_DRIFT said too.

Cyberkreig
Posts: 3048
Joined: Sun Sep 01, 2002 4:40 pm
Car: 1993 Nissan 240SX SR
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GT2530 isnt a monster.. i doubt you will be seeing head-lifting psi off of it..

That said.. overbuilt is never bad.

Nathan
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Joined: Fri Mar 07, 2003 6:43 am

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Hey...Swift, can you not tell a joke when you read one? I was OBVIOUSLY joking with my first post in this thread, and I was just returning sarcasm for sarcasm in my second one. I dont know what your problem is but I dont think there is anything wrong with a lighthearted response from time to time. Consider it a courtesy bump if you want too. As for the number of posts you have versus the number I have...who cares? I participate in discussions in the General section (something you dont do often) and have been through buying several different motors now (none of which have worked out, no I dont care to explain...search if you want to know why I have had issues) and have been trying to learn about each one as well as helping other people. Whenever I see a post of yours, you are being an ******* to someone. If your so courteous that you dont post much, dont post just to call someone an idiot such as you just did.

Edit: here, I'll contribute...Nissan is known for having strong headbolts ie: CA and KA headbolts. Following this rule, if you follow the torque specs and torque them down properly I dont forsee a problem occuring. As Cyberkreig said the 2530 is not such a huge turbo that you will be making insane amounts of horsepower.

robbbby
Posts: 585
Joined: Thu Sep 26, 2002 12:41 pm

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Uh s13240's post was more useful than the stuff you posted, he stated that he AGREED to the second part of what swift_drift said which was....

"Back to the real question. Sil do you absolutely need the head bolts? No. Save the money for maintenance or something. "

I know when I go out looking for opinions or help it is always nice to hear what more than just 1 person thinks.

Nathan
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Oops, you are correct, my mistake...I was angry about Swift and didn't read s13240's post very well. Althought he W3rd was unnecessary :D I will take that out of my previous post now.

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SWIFT_DRIFT
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Edit: here, I'll contribute...Nissan is known for having strong headbolts ie: CA and KA headbolts. Following this rule, if you follow the torque specs and torque them down properly I dont forsee a problem occuring. As Cyberkreig said the 2530 is not such a huge turbo that you will be making insane amounts of horsepower.

Nathan all you had to do was add this to your first post and I would have never replied in the first place. The real problem here is it's a simple question and deserves a simple answer. Don't string someone along with sarcastic posts over and over again. Give them an answer and get the thread over with.

I H8 UR DSM
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I would call wayne (phase2motortrend.com)...i know some people recently have had problems w/ arp studs or something, and have chosen to stay with the stockers, which hold up fine....i know he said i should use stockers and im going over 600whp.

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RobDET
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Do you really have to take the cams out to remove the head? That's pretty lame if it's true.

sileighty_91
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Joined: Fri Apr 25, 2003 3:26 pm

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Thanks for your valid opinions guys, they are helpful. I was thinking along the same lines. I don't plan on running it at a high psi for my daily driving. I just didn't want to shoot myself in the foot after carefully picking the other parts for my swap.

I don't have many posts because I keep my mouth shut about things I don't know. I read what other people who know what they are talking about say. I think more people should follow this rule.

At least I didn't come in here and post, "What can I beat with a mostly stock sr?" or one of the other newb questions asked about 50 times a week.

Thanks again guys.

sileighty_91
Posts: 24
Joined: Fri Apr 25, 2003 3:26 pm

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Sorry to double post.

RobDET, yes you do have to take the cams out to get the head off. The bolts are underneath the cams. That's just the postion of the head bolts, it's not lame.

Cyberkreig
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NO problem.. sounds like your building a heck of a car. Lebanon is not so far from where i live.. You get this all together maybe i'll see you out somewhere.. I should get to drive for being so helpful.

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RobDET
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Dude having to take the cams out to remove the hed IS lame. I've only really torn apart 2 honda motors and a toyota 4AGE but none required removal of the cams to remove the head. Also if you didn't have to remove the cams you wouldn't be worring so mutch about the head studs...


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