I have an old Sakae loose bearing bottom bracket with steel cups from a long gone Raleigh sitting around that I could not bring myself to throw away because it was basically still good. Now I know what I am going to do with it.
Laing Delray Beach FL On Friday, March 24, 2023 at 2:11:44 PM UTC-4 JohnS wrote: > Jeff, good point, a BB tapping tool would come in handy for the types of > bikes I work on, just to chase the threads and make it that much easier to > work on them. > Bill, I considered a LBS but talked myself out of it for a few reasons. > There use to be one about a mile from my house, super convenient, knew the > staff, very helpful. Unfortunately a few years ago it became a Trek shop, > different management, different vibe. More recently they moved, so I don't > even think about them any more as an option. Also this time of year is when > people take their bikes to the shop for a tune up, so I would have had to > wait. Better to buy or make a tool to solve the problem. > > I was successful after making a couple variations of the thread chasing > tool as was shown in the u-tube video Garth provided. It did take a time > and a dental pick to get the threads cleaned out. They weren't crossed > threaded after all, just something which was very hard, maybe thread lock > or dried grease/gunk, I'm not sure which. The first iteration was to use > the Dremel cut off wheel to make slots across the threads of a sealed BB > cartridge. That cleared the threads on another frame, but did not budge the > Sequoia's threads. I figured the threads were too soft for the task, so I > did the same to loose ball BB cups since they are a harder steel. I also > bolted the drive side cup onto a 1/2 threaded rod so that I could turn it > with a wrench (see picture). I installed the left side cup to help the tool > stay aligned with the threads. This worked very well with a lot of oil and > back and forth turning of the tool. I was able to turn it in almost all of > the way in. I then removed the tool and checked the threads. This is when I > saw the hardened material in the threads and started to use the dental pick > to scratch it out. I then used the tool a couple of more times to get all > of the material out. Now I can thread a cup or sealed cartridge in by hand. > > The project is a '92 Specialized Sequoia, lugged frame, great shape, > purchased from list member Eric L a couple of weeks ago. Converting it from > 27" to 700c will allow 32mm tires and will replace my Surly Pacer as my > club ride bike. A classic sport/touring rig. Riv content: somewhere, > someone said, Grant was quoted as saying it was the best bike he had > ridden, or something along those lines, at the time of the interview. > > Thanks again Garth for the video, it really helped! > JohnS > > On Thursday, March 23, 2023 at 11:05:11 PM UTC-4 Bill Lindsay wrote: > >> I would think that if you brought a frame to a shop with the right tool, >> that shop should be able to chase your fixed cup in under 15 minutes. At >> $2 a minute, that should be $30 or less. I can't imagine that you could >> make a suitable home made tool for under $30 of headache. There's got to >> be a good shop in the eastern half of PA. >> >> I'd love to have a set of quality BB chasing (and facing) tools in my >> possession, but haven't pulled the trigger on the expense. For work of >> that type, I pay Mike Varley, which is a 80-minute drive, but it's always >> worth the trip. >> >> BL in EC >> >> On Thursday, March 23, 2023 at 10:25:21 AM UTC-7 JohnS wrote: >> >>> Rich, thank you for the offer, but I'm in eastern PA, so a road trip to >>> mid-Iowa isn't in the cards. >>> >>> Garth, thank you for the u2-video, that was very informative. I've got >>> some extra BB cups that I can sacrifice to become tools, so I'll give that >>> a try with a lot of caution. >>> >>> Eric, I'll probably go with the Hozan tools if the home made version >>> doesn't work out. >>> >>> John >>> On Thursday, March 23, 2023 at 11:05:30 AM UTC-4 Eric Daume wrote: >>> >>>> No experience with the taps, but in my experience I would pick a Hozan >>>> tool over a Park. Park tools just seem so-so to me. >>>> >>>> On Thursday, March 23, 2023, JohnS <shar...@gmail.com> wrote: >>>> >>>>> Anyone have experience with the Hozan BB tapping tool? My '82 >>>>> Specialized Sequoia drive side treads have been cross threaded and need >>>>> to >>>>> be tapped. Park tool is too expensive for me. >>>>> >>>>> >>>>> https://www.ebay.com/itm/354072136754?_trkparms=amclksrc%3DITM%26aid%3D1110013%26algo%3DHOMESPLICE.SIMRXI%26ao%3D1%26asc%3D247483%26meid%3D265aab9e5c174a48a713dd81a11fcfd5%26pid%3D101110%26rk%3D1%26rkt%3D24%26sd%3D404170894444%26itm%3D354072136754%26pmt%3D1%26noa%3D0%26pg%3D2047675%26algv%3DPersonalizedV1_7%26brand%3DHOZAN&_trksid=p2047675.c101110.m2109&amdata=cksum%3A354072136754265aab9e5c174a48a713dd81a11fcfd5%7Cenc%3AAQAHAAAA8KvVpLM%252FL%252FYbyLgq7kTmGAaB383Ythl3%252BULNz4mWdQZjQUGEBVScEzldt9pDIEwjVC9sgwCeV0gMCq3ICdfjOxVov5C3psDxws5xIkFsJd%252Bofy%252FVssNxE9YaNOke2Niw2FTLCIMN3jpraIuhLLGVWQakcU7%252FnAeSW4OR0OgcLdP0nb94Y17R90GxjWo1PpW2LR2XFF5A4NVsqQlH2ZBBBTbJp2KMYAroLUIWVLPKGDkNuJgnWaX9dIe4yRn56VtU1hM99PVpuuDhd4m%252BuiA1R9j68SiVyItHNLsJfVSMlHG5JzoQ1Tddgih52SA1NrDosw%253D%253D%7Campid%3APL_CLK%7Cclp%3A2047675&epid=5019983455 >>>>> >>>>> Thanks, >>>>> JohnS >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "RBW Owners Bunch" group. >>>>> >>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to rbw-owners-bun...@googlegroups.com. >>>> >>>> >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/rbw-owners-bunch/28e8d730-0820-45a3-8acc-37fc2cdbf85dn%40googlegroups.com >>>>> >>>>> <https://groups.google.com/d/msgid/rbw-owners-bunch/28e8d730-0820-45a3-8acc-37fc2cdbf85dn%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. 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