- 1. Re: Brake Caliper Conspiracy (score: 1)
- Author: Unknown
- Date: Fri, 30 Dec 2005 17:19:29 -0000 reply-type=original
- Guy Huggins asked: No, I doubt they're keeping it secret. Personally, while I'm competent to service any component on my Triumph, there are one or two elements I view as safety-critical and brake cal
- /html/triumphs/2005-12/msg00751.html (9,515 bytes)
- 2. Brake Caliper Conspiracy (score: 1)
- Author: "Guy D. Huggins" <guy@genfiniti.com>
- Date: Thu, 29 Dec 2005 21:02:37 -0600
- Seems to be a lot of talk about us simple layman rebuilding our own brake calipers lately.. I can't help but wonder if there isn't some conspiracy surrounding this one component of the car. I mean, w
- /html/triumphs/2005-12/msg00729.html (8,574 bytes)
- 3. RE: Brake Caliper Conspiracy (score: 1)
- Author: "Randall" <tr3driver@comcast.net>
- Date: Thu, 29 Dec 2005 23:04:19 -0800
- I don't _know_. But certainly one reasonable theory is that there IS no "proper torque" figure. Torque is a very imprecise way of measuring what we're really interested in, which is how much clampin
- /html/triumphs/2005-12/msg00733.html (9,361 bytes)
- 4. Re: Brake Caliper Conspiracy (score: 1)
- Author: "Nolan" <foxtrapper@ispwest.com>
- Date: Fri, 30 Dec 2005 05:52:48 -0500
- Torque values are for the nuts and bolts, not the pieces holding them together. It's simply a matter of determining the size and grade of the bolt(s), and then looking up the torque values for them.
- /html/triumphs/2005-12/msg00736.html (8,138 bytes)
- 5. Re: Brake Caliper Conspiracy (score: 1)
- Author: "Michael Marr" <mmarr@notwires.com>
- Date: Fri, 30 Dec 2005 07:39:47 -0600
- Whoa! I have to disagree with you on this one, Nolan. It's not that simple. The tightening torque for a threaded fastener is only one, very imprecise, way of measuring the clamping force of the fast
- /html/triumphs/2005-12/msg00738.html (10,183 bytes)
- 6. Re: Brake Caliper Conspiracy (score: 1)
- Author: "Nolan" <foxtrapper@ispwest.com>
- Date: Fri, 30 Dec 2005 10:44:27 -0500
- I was just talking about a bolt. Never said that was all there was to torque. For almost all applications of standard threaded fasteners (bolts), the fastener manufacturer gives a recommended and max
- /html/triumphs/2005-12/msg00744.html (8,865 bytes)
- 7. Fw: Brake Caliper Conspiracy (score: 1)
- Author: "Michael Marr" <mmarr@notwires.com>
- Date: Fri, 30 Dec 2005 10:00:42 -0600
- This was supposed to go to the list! (bolts), If you go the first website you referenced, it says in red letters: "In all cases, the specifications of the manufacturer of the equipment should be pref
- /html/triumphs/2005-12/msg00745.html (9,284 bytes)
- 8. RE: Brake Caliper Conspiracy (score: 1)
- Author: "Randall" <tr3driver@comcast.net>
- Date: Fri, 30 Dec 2005 08:05:58 -0800
- While I agree with everything else Michael said, I will say that there IS a "standard" torque value for a given bolt and one can find tables of such in many references. For example http://www.engine
- /html/triumphs/2005-12/msg00746.html (9,343 bytes)
- 9. RE: Brake Caliper Conspiracy (score: 1)
- Author: "JPG" <jpg2@comcast.net>
- Date: Fri, 30 Dec 2005 10:25:30 -0600
- All the previous comments on the calipers are enlightening. However, they are also a bit perplexing. I recently had the calipers on my TR3A rebuilt by a supposedly reputable local shop. Now I wonder
- /html/triumphs/2005-12/msg00747.html (8,919 bytes)
- 10. Re: Brake Caliper Conspiracy (score: 1)
- Author: "Michael Marr" <mmarr@notwires.com>
- Date: Fri, 30 Dec 2005 10:41:20 -0600
- I guess what I meant was that the "Standard" is simply a recommendation that will fit the average situation, but that it is not a guarantee of a threaded fastener's perfromance in every application.
- /html/triumphs/2005-12/msg00749.html (9,396 bytes)
- 11. Re: Brake Caliper Conspiracy (score: 1)
- Author: spamiam@comcast.net
- Date: Fri, 30 Dec 2005 17:25:11 +0000
- Randall, and everyone else. I completely understand the logic of these bolt fasteners, and I completely understand the idea of never re-using them. ANd understand the issues of safety and liability.
- /html/triumphs/2005-12/msg00752.html (10,701 bytes)
- 12. Re: Brake Caliper Conspiracy (score: 1)
- Author: TR250Driver@aol.com
- Date: Fri, 30 Dec 2005 12:50:36 EST
- Hey Guys, I have rebuilt a few calipers in my days and I have never taken the two halves apart. Why would you do that? Just Curious, Darrell == This list supported in part by The Vintage Triumph Regi
- /html/triumphs/2005-12/msg00753.html (8,576 bytes)
- 13. Re: Brake Caliper Conspiracy (score: 1)
- Author: Windoseat@aol.com
- Date: Fri, 30 Dec 2005 13:09:10 EST
- Makes perfect sense. In fact I believe it would benefit all of us on this list to create a "How To" prodecure to rebuild calipers and any other critical safety components. In many cases bolts can be
- /html/triumphs/2005-12/msg00754.html (9,623 bytes)
- 14. Re: Brake Caliper Conspiracy (score: 1)
- Author: spamiam@comcast.net
- Date: Fri, 30 Dec 2005 18:14:51 +0000
- I agree completely. All we need to know is the required clamping force, and what degree of pre-load on a particular bolt will give us that amount of force. I think these are the only issues. I may be
- /html/triumphs/2005-12/msg00755.html (10,022 bytes)
- 15. Re: Brake Caliper Conspiracy (score: 1)
- Author: Windoseat@aol.com
- Date: Fri, 30 Dec 2005 13:21:49 EST
- No guts no glory! Greg Wolf KC/79747-L 1970 GT6+ Laurel Green Bridgewater, Michigan == This list supported in part by The Vintage Triumph Register == http://www.vtr.org
- /html/triumphs/2005-12/msg00756.html (8,544 bytes)
- 16. Re: Brake Caliper Conspiracy (score: 1)
- Author: "Nolan" <foxtrapper@ispwest.com>
- Date: Fri, 30 Dec 2005 13:40:50 -0500
- Porsche, Wilwood and a number of other manufacturers have standard in their caliper rebuild kits the o-rings you need to replace when you split the caliper, which their rebuild procedures call for. G
- /html/triumphs/2005-12/msg00759.html (9,404 bytes)
- 17. Re: Brake Caliper Conspiracy (score: 1)
- Author: spamiam@comcast.net
- Date: Fri, 30 Dec 2005 18:52:20 +0000
- I agree that this may be a tempest in a teacup. !5,000 pounds seems like a lot. But even one of these bolts is more than capable of holding 15,000 pounds with little elongation. I do not know the exa
- /html/triumphs/2005-12/msg00760.html (10,618 bytes)
- 18. RE: Brake Caliper Conspiracy (score: 1)
- Author: "Randall" <tr3driver@comcast.net>
- Date: Fri, 30 Dec 2005 11:33:35 -0800
- It probably is. Are you willing to bet your life on it ? Just a thought experiment : Take an ordinary paper clip and try to pull it apart with your hands. Can't do it, the tensile strength is far be
- /html/triumphs/2005-12/msg00761.html (9,460 bytes)
- 19. RE: Brake Caliper Conspiracy (score: 1)
- Author: "Randall" <tr3driver@comcast.net>
- Date: Fri, 30 Dec 2005 11:54:39 -0800
- That is the "torque-angle" approach I mentioned earlier, and while it is more accurate than simple torque, it's still not terribly accurate. Could be as simple as a micrometer to measure the bolt le
- /html/triumphs/2005-12/msg00763.html (10,641 bytes)
- 20. Re: Brake Caliper Conspiracy (score: 1)
- Author: "Nolan" <foxtrapper@ispwest.com>
- Date: Fri, 30 Dec 2005 15:04:49 -0500
- That's not a true statement. Failure happens when you go into plastic deformation. Simply flexing below that level doesn't result in failure. That's why your cars springs sit there going "boing boing
- /html/triumphs/2005-12/msg00764.html (9,298 bytes)
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