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Revolver Cams + Valvetrain Upgrade Finally Going In

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Old Apr 26, 2007 | 09:20 AM
  #226  
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sounds like ****

Originally Posted by Pd1
http://www.youtube.com/watch?v=QWG2LrGEFhE

Here's another car with Revolvers that make the same valvetrain noise. I suppose some people are willing to live with it, but I can't bear to hear my engine sound like this.

Again, yes, it's the cams.
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Old Apr 26, 2007 | 09:45 AM
  #227  
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Originally Posted by 4G63>OOOO
The issue isn't with the cams per se, but rather with the stock EMS & MAS. I love these cams on my car, but I have an AEM and while it idles around 1200, midrange torque is pretty awesome for a 2.0L.
Buy a IX and then you'll know what good midrange torque feels like .

If Revolver were a legitimate company with office space and customer service department, I'd suggest that everyone follow the advice of Soon2BEVO:

Originally Posted by Soon2BEVO
I would take those Revolver cams out and go to Revolver's headquarters and break the intake cam over the designer's head and the exhaust cam over the sales manager's head.
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Old Apr 26, 2007 | 11:40 AM
  #228  
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There is not necessarily a correlation between a business going under (or disappearing off the radar) and the quality of their product. It is not a linear conclusion.

I don't really have a dog in this fight (I have the S1's on my car and previous to that I had the GSC 272's), just understand that some have had great success with the Revolvers. Maybe, since things seem to be hit or miss, there was a bad batch somewhere...but without Revolver around to answer questions, it's kind of hard to deduce exactly what's going on.
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Old Apr 26, 2007 | 11:59 AM
  #229  
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Originally Posted by atlvalet
There is not necessarily a correlation between a business going under (or disappearing off the radar) and the quality of their product. It is not a linear conclusion.

I don't really have a dog in this fight (I have the S1's on my car and previous to that I had the GSC 272's), just understand that some have had great success with the Revolvers. Maybe, since things seem to be hit or miss, there was a bad batch somewhere...but without Revolver around to answer questions, it's kind of hard to deduce exactly what's going on.
Alright, this is way off topic, but I'll say this.

Good quality product + market demand + "fair" price = successful business

Lacking any one of those elements will result in something less than a successful business. Revolver *had* market demand and reasonable pricing for their cams (assuming they performed as promised). The other factor not mentioned in the equation is "supply." It was intentionally left out because "high demand" created by "good quality" and "fair price" will usually solve the "supply" concern (unless you're dealing with extremely rare raw materials...which isn't the case here).

Bottom line is that Revolver had a chance to be great, and failed miserably. Making some intelligent posts about cam physics and having the support of Buschur does not make up for horrible customer service and a substandard product...as evidenced by their disappearance from the market.
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Old Apr 26, 2007 | 01:25 PM
  #230  
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I heard that Revolver is going to be coming out with a new line of cams for EVO's.
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Old Apr 26, 2007 | 01:31 PM
  #231  
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Originally Posted by Pd1
Good quality product + market demand + "fair" price = successful business
I think that is a vast oversimplification of what it takes to be successful. And I think you created the off-topic by insinuating that bad products = going out of business. I can think of plenty of crap products and businesses that are still around...some are even vendors on this site.
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Old Apr 26, 2007 | 03:05 PM
  #232  
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Originally Posted by Pd1
Buy a IX and then you'll know what good midrange torque feels like .
Haha, I already have enough in my VIII to not want to start all over with a car that you can't put big cams (11.5mm lift) in. The variable cam timing is nice, but it won't get you that big kick in the *** that a big cam will.

And being a guy who knows what exactly it takes to succeed as a business owner, it's not all that simple. You could make the best product in the world that's highly in demand at a great price, but if you don't have the office backend & procedure to deliver said product profitably, you can fail. And a million other reasons as well. Read "The E Myth" by Michael E. Gerber. Great book for anyone looking to start their own business.

Last edited by 4G63>OOOO; Apr 26, 2007 at 03:09 PM.
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Old May 2, 2007 | 03:28 PM
  #233  
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Documented quality control problems with Revolver valvetrain "upgrade."

Shocker
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Old Nov 16, 2010 | 07:37 PM
  #234  
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Originally Posted by Pd1

While ogwv has explained to me that this is simply a 8mm 1.25 threaded bolt which is approximately 1.5" in length,
Dear God, I hate to bump an old thread, but I've got a set of Revolvers on the way, without this bolt. Can anyone verify this is correct? I'd assume I can find something like this at a hardware store?!?
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Old Nov 16, 2010 | 09:38 PM
  #235  
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Originally Posted by LV///R
Dear God, I hate to bump an old thread, but I've got a set of Revolvers on the way, without this bolt. Can anyone verify this is correct? I'd assume I can find something like this at a hardware store?!?
Yes, it's correct. However I wouldn't recommend a standard hardware store bolt because they aren't made to withstand the heat/pressures found inside of an engine. Any mechanical shop that works on imports should have one of these for you.

Good luck making those cams work -- I know I sure couldn't.
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Old Nov 17, 2010 | 03:59 PM
  #236  
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Originally Posted by Pd1
Yes, it's correct. However I wouldn't recommend a standard hardware store bolt because they aren't made to withstand the heat/pressures found inside of an engine. Any mechanical shop that works on imports should have one of these for you.

Good luck making those cams work -- I know I sure couldn't.
Thank you, good sir. I've read your thread multiple times and can feel your frustration man...

Supposedly the guy who's selling me his, had great results on the stock turbo with his revolvers. So I'm hoping I'm getting a "good" set. I've wanted these cams for the longest time, despite some of the problem threads I've read through...Willing to take a shot and risk it.
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Old Nov 20, 2010 | 12:58 AM
  #237  
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Yea, don't mean to beat a dead horse into the ground but I have had my revolvers now for close to a year and they seem to work great but the valvetrain noise is pretty horrendous at idle. Sorry to read about your situation Pd1, you showed way more patience than I would have. Seems like these cams are definitely a hit or a miss which is a shame. Happy Motoring
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Old Nov 20, 2010 | 06:04 AM
  #238  
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Originally Posted by BlownIncome
Yea, don't mean to beat a dead horse into the ground but I have had my revolvers now for close to a year and they seem to work great but the valvetrain noise is pretty horrendous at idle. Sorry to read about your situation Pd1, you showed way more patience than I would have. Seems like these cams are definitely a hit or a miss which is a shame. Happy Motoring
What springs/retainers are you running by chance?
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Old Nov 20, 2010 | 05:00 PM
  #239  
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I am using Supertech springs and retainers, and my head has been ported which may or may not make a difference. I'm also running these on a Buschur Racing 35r turbo kit.
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