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Pro-Comp Head Studs sold on Ebay

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Old Feb 26, 2013 | 04:24 PM
  #161  
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Originally Posted by 5 Liter Eater
New numbers on these studs: 928/926
Jesus, Joseph and doggy-style Mary! If that's not proof enough I don't know what is!! If that head was ever going to lift, that would've been it!
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Old Feb 26, 2013 | 05:25 PM
  #162  
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This guy runs the eBay head studs and a 4.8 block wow.143 mph yeah I would say they hold up pretty good to boost.
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Old May 22, 2013 | 05:16 PM
  #163  
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ARP doesn't show up on the vendors list so I'm assuming they are not a sponsor so it shouldn't be against any rules to post this link: http://store.procompelectronics.com/default.aspx

That's the website of the company in question, Pro-Comp. Looks like they have a rather large 75,000 square feet facility in California and claim to utilize some fairly extensive, rigorous quality control on their products. Doesn't say where any of their products are MADE per se, but my guess would be here in America. It seems their products are at least high enough quality to have won awards at SEMA for 3 consecutive years.

Have known people who have used these studs in several high power, boosted combinations with absolutely no problems whatsoever, so I suppose that's another +1 for the "Approved" team.

Bumping this because I wonder if there's anybody else who has an experience or two to share as well who may not have seen this thread.
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Old May 22, 2013 | 05:25 PM
  #164  
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fixin to use set #3 here
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Old May 22, 2013 | 06:06 PM
  #165  
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I got a set for my motor to. Still waiting on heads to come back from AI. Gonna hit it with 200+ so we will see how they do. They seem like good quality.
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Old May 22, 2013 | 08:05 PM
  #166  
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$55 or $350...crazy price diff
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Old May 23, 2013 | 06:19 AM
  #167  
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A couple weeks ago I re-torqued mine to 70 ft-lbs. without incident.
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Old May 25, 2013 | 11:12 AM
  #168  
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I have a set of ProComp head studs and for $55 you cant beat it. Its the same Product as ARP. (Procomp Head studs are made from aircraft quality 8740 high tensile strength chrome moly steel, withstanding up to 190,000 PSI. The kit comes complete with 12 point hex nuts and washers.)

CHEV LS 1997-2002 CYLINDER HEAD STUD KIT

TORQUE 5/16 STUDS- 25FT. LBS
TORQUE 7/16 STUDS- 80FT. LBS
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Old May 25, 2013 | 12:33 PM
  #169  
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I run them on mine, too. I was impressed with the quality, and will use them on future builds. I plan on hitting a 200-250 shot on mine!!
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Old May 25, 2013 | 12:41 PM
  #170  
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from what im gathering, unless your running crazy amounts of boost like 30+ on an ls motor, these studs are gonna do the job for 1/4 of the price. granted ARP is great and has great quality, but inflation of price has gotten out of hand.
Its like Nike. Your paying for a name, not the shoes.
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Old May 25, 2013 | 05:57 PM
  #171  
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Well put it this way. ARP studs have a name for them selves and great quality. The name stands for the pricing. But with arp u will most likely never have a problem with using them since they put a lot of R&D into there product. My pro comp studs had a few issues with the Allen holes on the studs. Some worked and some I had to mess around with. With ARP u would never have issues like this. You get what u pay for! But still not worth the hassle in price difference for a few extra mins of time puttin something together. Just my .02.

Besides if we keep this thread up ARP head studs just might get a lot cheaper here in the near future. How's that sound? eBay might bring ARP bolts and studs prices to where us shad tree mechanics can actually afford them. Lol
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Old May 26, 2013 | 01:11 AM
  #172  
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Originally Posted by brandon6.0
Well put it this way. ARP studs have a name for them selves and great quality. The name stands for the pricing. But with arp u will most likely never have a problem with using them since they put a lot of R&D into there product. My pro comp studs had a few issues with the Allen holes on the studs. Some worked and some I had to mess around with. With ARP u would never have issues like this. You get what u pay for! But still not worth the hassle in price difference for a few extra mins of time puttin something together. Just my .02.

Besides if we keep this thread up ARP head studs just might get a lot cheaper here in the near future. How's that sound? eBay might bring ARP bolts and studs prices to where us shad tree mechanics can actually afford them. Lol

You have problems in everything that is mass produced... you just got a bad set that was made on a Friday around Christmas!!! would be nice for ARP to lower the price but they wont to many people buy product at that cost.
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Old May 26, 2013 | 10:27 AM
  #173  
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Lol yeah it would be nice tho. Well, eBay studs it is for the win.
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Old May 26, 2013 | 11:57 AM
  #174  
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I don't know why People are calling them eBay studs??? Its ProComp internet sells department that is posting there product on eBay. I think just cause you buy something on eBay doesn't mean the quality is bad. I bought my Comp Cams valve springs w/ a shirt for $30 cheaper w/ free shipping.... But they all " Summit, Jegs, ext..."sell there products on ebay cause they sell it at a cheaper price for internet sells.
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Old May 26, 2013 | 12:25 PM
  #175  
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Originally Posted by badazz81z28
Honestly I think this one is BS, You are not going to convince me a metal stud broke before ripping the thread out of an aluminum block. Even the cheapest grade fastener is stronger than those aluminum threads. If anything the stud it self would strip on the nut.


I read this thread as well and thought the same thing cause 140 in lbs is only 11 ft lbs... I Torqued the 7/16 to 85ft lbs and didn't have a problem.
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Old May 26, 2013 | 12:37 PM
  #176  
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Originally Posted by dr_whigham
I just find it hard to believe there's not another company, hopefully made in the USA, that hasn't made a bolt that has a yeild strength of at least 170,000.

ARP is GREAT ****, no doubt, but I want studs, and 250+ is a tough pill to swallow. But as many say, buy once, cry once....

Procomp Head studs are made from aircraft quality 8740 high tensile strength chrome moly steel, withstanding up to 190,000 PSI. Made in USA

ARP Head studs are made from aircraft quality 8740 high tensile strength chrome moly steel, withstanding up to 200,000 PSI. Made in USA
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Old May 27, 2013 | 03:39 PM
  #177  
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You got me on that one. I'm currently running a set of USED 6pt studs I got here in the classifieds for pretty cheap. That's the only reason I went ARP.
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Old May 27, 2013 | 08:22 PM
  #178  
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Originally Posted by brandon6.0
My pro comp studs had a few issues with the Allen holes on the studs. Some worked and some I had to mess around with. With ARP u would never have issues like this. You get what u pay for! But still not worth the hassle in price difference for a few extra mins of time puttin something together. Just my .02.
Not trying to burst your bubble but I've seen more than 1 set of ill-machined ARP stud sets where you couldn't get an hex key in them for threading in the block. ARP isn't bulletproof and while I'm a firm believer that their products are top notch, I've yet to personally break/see one break of the "inferior" brand. I did however receive 1 stud out of the package that was only threaded for the head side, the block end was just a perfect piece of machined stock. I called them and they had 2 out the next day with additional nuts. Can't complain.
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Old May 27, 2013 | 08:27 PM
  #179  
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I ordered mine from Pro Comp yesterday.

Ron
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Old May 27, 2013 | 10:23 PM
  #180  
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I've got em, wouldnt hesitate to buy another set or to recommend a set to anybody.
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