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Search: Posts Made By: bulgie
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Forum: Framebuilders
02-03-23, 07:41 PM
Replies: 15
Views: 238
Posted By bulgie

Don't forget, when drilling thru the far side of...

Don't forget, when drilling thru the far side of each hole, all the chips created are going into the interior of the fork and you'll need to get them out somehow. When you have just a blade, not...
02-02-23, 02:22 PM
Replies: 29
Views: 547
Posted By bulgie

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/640x480/c_stay_rollercam_4408000ef976fe6e5115d234992432e1284efcf6.jpg
Above is a frame made at UBI, by one of the instructors.

This one...
02-02-23, 01:53 PM
Replies: 29
Views: 547
Posted By bulgie

The first-ever rollercams were exclusively...

The first-ever rollercams were exclusively under-chainstay mounted. Made by Charlie Cunningham for his uber-custom aluminum MTBs. Then sold as WTB brand and anyone could use them, but many people...
02-02-23, 01:23 AM
Replies: 29
Views: 547
Posted By bulgie

Thanks, I just realized I don't really have a...

Thanks, I just realized I don't really have a gallery for that bike, just a few snapshots at the mo. The baby pictures from when it was new are on 35 mm slides, never got around to scanning them....
02-02-23, 12:23 AM
Replies: 30
Views: 1,012
Posted By bulgie

And durable too. I like that in a bog roll.

And durable too. I like that in a bog roll.
02-01-23, 05:03 PM
Replies: 30
Views: 1,012
Posted By bulgie

Yet another toilet roll holder: ...

Yet another toilet roll holder:
https://cimg0.ibsrv.net/gimg/bikeforums.net-vbulletin/1026x1068/toilet_roll_holder_3ea34168ff97f1480545b8fe0e6250442f7eff78.jpg

The hub was cracked at a spoke...
02-01-23, 01:23 PM
Replies: 29
Views: 547
Posted By bulgie

Stop me if you've heard this one... I won a race...

Stop me if you've heard this one... I won a race thanks to chainstay rollercams!

Early days of NORBA, I'm pretty sure it was the first Norba-sanctioned race in Washington state. The entry form...
01-31-23, 09:40 PM
Replies: 29
Views: 547
Posted By bulgie

Yes, U-brakes go on Rollercam bosses and...

Yes, U-brakes go on Rollercam bosses and vice-versa, by design.
Maybe there is some exception, but definitely normal U-brakes like Shimano do fit.
Forum: Framebuilders
01-27-23, 04:55 AM
Replies: 14
Views: 533
Posted By bulgie

Sorry to totally hijack the thread, but I...

Sorry to totally hijack the thread, but I mentioned having to winch the mill down, and today I disassembled it enough that each piece can be hand-carried. No winching, maybe some wincing. :eek: But...
01-27-23, 03:42 AM
Replies: 12
Views: 541
Posted By bulgie

I don't know the brand of his bike but the crown...

I don't know the brand of his bike but the crown is a Zeus. The bike could be a Zeus, but any builder could buy that crown (I have a couple of them for example).

Mark B
Forum: Framebuilders
01-26-23, 02:57 PM
Replies: 14
Views: 533
Posted By bulgie

I've told this story here before, skip if you've...

I've told this story here before, skip if you've heard it!

When I worked elbow-to-elbow with Glenn Erickson at R+E Cycles in the early '80s, we filed all the miters at first. Naturally we got good...
01-26-23, 01:51 PM
Replies: 12
Views: 541
Posted By bulgie

Glad you're all sorted. Just wanted to add, I...

Glad you're all sorted. Just wanted to add, I think it's so cool we've got a member from northern Finland. And, luckily for us monolinguistic Americans, your English is perfect, better than most of...
01-24-23, 06:08 PM
Replies: 3
Views: 230
Posted By bulgie

Does he also go by "Solman" or is that a typo? ...

Does he also go by "Solman" or is that a typo? I've only known him as Salmon.

He also made excellent custom decals for me. Made suggestions that improved them over what I was asking for.

Mark B
01-24-23, 03:15 PM
Replies: 12
Views: 541
Posted By bulgie

Yes I believe the springs are. Lots of the...

Yes I believe the springs are. Lots of the little parts are different between the clamp-on and BO style (why would they do that? sigh.) But the springs stayed the same I believe. Sorry I'm not...
01-24-23, 03:02 PM
Replies: 51
Views: 1,470
Posted By bulgie

I don't think KE is useful in this scenario, and...

I don't think KE is useful in this scenario, and it doesn't change the direction of the force vector.

Remember when you're going say 100 mph, the tire where it touches the road is going very close...
01-24-23, 01:21 PM
Replies: 4
Views: 183
Posted By bulgie

Tapping French to English is very easy with the...

Tapping French to English is very easy with the right taps. It's important to get long-taper taps, and I believe these are only made for bicycle cranks, not generic machine-shop stuff. Small enough...
01-24-23, 02:34 AM
Replies: 51
Views: 1,470
Posted By bulgie

Only true for large bumps. For evidence, I...

Only true for large bumps.

For evidence, I offer the track bikes I've seen with minuscule space between the tire and the downtube. They didn't develop paint scratches on the underside of the DT...
01-23-23, 06:50 PM
Replies: 4
Views: 258
Posted By bulgie

There's only one tool for this: ...

There's only one tool for this:

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/1450x593/headset_pin_tool_257e2991c730bda0fa32d22d378bf19d4de92e7b.png

Kidding! Those are super rare and...
01-23-23, 03:21 PM
Replies: 81
Views: 2,015
Posted By bulgie

Not a framebuilder question. I mean, some FBs...

Not a framebuilder question. I mean, some FBs might have opinions on that, but I'd rather not water down this forum with bike-mechainic questions. Try the general forum, you'll get more eyes on it...
01-23-23, 01:12 PM
Replies: 12
Views: 541
Posted By bulgie

That looks like a left-side spring/clutch, if I'm...

That looks like a left-side spring/clutch, if I'm thinking this through correctly. That direction of winding should loosen its grip when shifting forward (on the right), the opposite of what you...
01-23-23, 01:03 PM
Replies: 51
Views: 1,470
Posted By bulgie

Luckily, bumps make the tire move away from the...

Luckily, bumps make the tire move away from the DT, not towards it. That's for bumps that hit the bottom of the wheel, more or less straight down from the hub, which is most bumps, but the bigger an...
01-21-23, 03:22 PM
Replies: 68
Views: 1,342
Posted By bulgie

Yeah but alloy usually means aluminum, to bikies...

Yeah but alloy usually means aluminum, to bikies anyway. Not technically correct but a verbal shortcut.

When you hear "alloy rims", you don't think they're alloy steel, or bronze or anything but...
01-21-23, 03:01 PM
Replies: 51
Views: 1,470
Posted By bulgie

I didn't get into tubulars until about '73-74, my...

I didn't get into tubulars until about '73-74, my first were skinny D'Alessandro, but as soon as I saw some fat Clements I went for them. I raced in the late '70s early '80s on Del Mondos, which I...
01-21-23, 04:16 AM
Replies: 51
Views: 1,470
Posted By bulgie

IMHO a half-round file is the correct tool for...

IMHO a half-round file is the correct tool for that, it makes a smooth continuous arc automatically, versus making it with a Dremel by taking a little off here, a little there, by eye. Oops too much...
01-20-23, 10:41 PM
Replies: 49
Views: 1,846
Posted By bulgie

Oh and for the record, yes I am 753-certified. ...

Oh and for the record, yes I am 753-certified.


https://cimg3.ibsrv.net/gimg/bikeforums.net-vbulletin/846x1164/reynolds_753_diploma_93453e75c11897a97aec554668cf91f59b515845.jpg
..tho if I repair...
01-20-23, 10:25 PM
Replies: 49
Views: 1,846
Posted By bulgie

OK I got the frame from RustyJames (thanks man!)...

OK I got the frame from RustyJames (thanks man!) and disassembled the frame patches. Incredibly, both places had tight-fitting solid aluminum bars, not hollow or tubular. Lathe-turned to a diameter...
01-20-23, 09:31 PM
Replies: 8
Views: 396
Posted By bulgie

Just to close the loop, in case future...

Just to close the loop, in case future generations (!) are reading this: Roypercy dtermined his sockets are 23.35, and I sent him the plastic caps I had on hand. Happy ending?

Mark B
01-20-23, 06:45 PM
Replies: 68
Views: 1,342
Posted By bulgie

OK last one, I promise! (...unless I find some...

OK last one, I promise! (...unless I find some more...)

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulletin/582x359/morrow_dirt_club_e367d29ce63cee5a02b0ae9b36bb643add482e6b.jpg

The Morrow...
01-20-23, 06:26 PM
Replies: 68
Views: 1,342
Posted By bulgie

Ooh more Morrow ephemera I just found ...

Ooh more Morrow ephemera I just found
https://cimg3.ibsrv.net/gimg/bikeforums.net-vbulletin/1220x2000/morrow_1920_201_3162283be9d552acb73ef440118332212694371f.jpg...
01-20-23, 06:20 PM
Replies: 68
Views: 1,342
Posted By bulgie

Here's a NIB 1948 Morrow...

Here's a NIB 1948 Morrow (https://thecabe.com/forum/threads/morrow-hub-mostly-n-o-s-boxed-w-wrench.203642/) that sold a year ago on the CABE (click the link for more pics)
...
01-20-23, 05:26 PM
Replies: 68
Views: 1,342
Posted By bulgie

I do believe the repack riders settled on...

I do believe the repack riders settled on pre-WWII Morrow coasters as the most effective and reliable of all the brands they tried. You know who would know? BF's own Repack Rider who was not only...
Forum: Framebuilders
01-20-23, 02:46 PM
Replies: 20
Views: 616
Posted By bulgie

I was gearing up to build a frame with no jig. I...

I was gearing up to build a frame with no jig. I have a flattish plate, which is actually the hot-rolled steel base of a Park double-sided repair stand. Not aerospace-flat, but definitely...
01-20-23, 01:45 PM
Replies: 9
Views: 307
Posted By bulgie

After I buff an old alloy part to a mirror...

After I buff an old alloy part to a mirror polish, it doesn't look right on an old bike, so I knock back the shine with Aluminum Jelly. It's an acid that etches the aluminum, so there is some risk,...
01-19-23, 01:05 PM
Replies: 12
Views: 318
Posted By bulgie

You tease! Is there a story there? What...

You tease! Is there a story there? What framebuilder?

Mark B
01-19-23, 03:16 AM
Replies: 12
Views: 318
Posted By bulgie

Yeah come any time. My setup is "ample" in some...

Yeah come any time. My setup is "ample" in some ways like the Campy toolkit, and rudimentary in some others. Like most of the shop being outdoors in my driveway under an awning. Not much of an...
01-18-23, 10:48 PM
Replies: 12
Views: 318
Posted By bulgie

My kit came to me with all 3* sets of taps, and...

My kit came to me with all 3* sets of taps, and the matching pilots for the facer. Plus the reamer to go from French or English to Italian, and the 45 chamfer cutter for Mavic BBs! Oh and a Silva...
01-18-23, 04:57 PM
Replies: 7
Views: 319
Posted By bulgie

Jim Merz is good at this. I have done it without...

Jim Merz is good at this. I have done it without any specialized tools, but Jim has the right punches to peen the ends to look like factory. He even put a Rally top knuckle on a NR for me, and a...
Forum: Framebuilders
01-18-23, 01:55 PM
Replies: 16
Views: 553
Posted By bulgie

Q: did you miter the dropout to fit the boss so...

Q: did you miter the dropout to fit the boss so there was a decent amount of surface area in contact?

I've seen lots of frames where the roughly-cylindrical boss was just placed on the compound...
01-16-23, 05:13 PM
Replies: 54
Views: 1,203
Posted By bulgie

Not great at riding no-hands, was he? Below a...

Not great at riding no-hands, was he? Below a certain speed that gets difficult, but I bet I could coast to a stop with just grabbing the headset locknut with my hand. Hmm, have to try that to...
01-16-23, 03:05 PM
Replies: 54
Views: 1,203
Posted By bulgie

Huh, it never occurred to me that an aluminum...

Huh, it never occurred to me that an aluminum stem-quill bolt needed any special treatment. Been using them without issue since the '70s, as have generations of pros. Never heard of one breaking,...
01-15-23, 02:53 PM
Replies: 54
Views: 1,203
Posted By bulgie

Then you are using grease on your tapers! Unless...

Then you are using grease on your tapers! Unless you degrease with solvent or detergent, any grease means greased tapers. Even a thick wad of grease gets squished out until there is only the...
01-15-23, 02:10 PM
Replies: 8
Views: 396
Posted By bulgie

Yeah those are the ones I offered for half as...

Yeah those are the ones I offered for half as much as this ebayer is asking with shipping.

I would never use plastic dustcaps myself because I'm a snob and I associate them with a cheapening or...
01-15-23, 01:59 PM
Replies: 44
Views: 1,454
Posted By bulgie

LOL, finally something we can agree on!

LOL, finally something we can agree on!
01-14-23, 06:24 PM
Replies: 8
Views: 396
Posted By bulgie

In my experience there are only two...

In my experience there are only two possibilities, 22.0 and 23.35 mm. Someone here has said he's seen Stronglight canks that took a 23 mm extractor, but I've never seen that myself and I've worked on...
01-14-23, 06:08 PM
Replies: 54
Views: 1,203
Posted By bulgie

I don't retighten, don't even check, because I've...

I don't retighten, don't even check, because I've never seen a need to. Never had one come loose. I'm not saying this is advice for others, but it has worked for me.

I think I tighten them...
01-14-23, 02:55 PM
Replies: 44
Views: 1,454
Posted By bulgie

BTW your statement that "steel is an alloy" is...

BTW your statement that "steel is an alloy" is only true for alloy steel. Plain steel (which is most steel) has only iron and a small amount of carbon, no other metals needed.

Also your statement...
01-14-23, 01:29 PM
Replies: 30
Views: 892
Posted By bulgie

Super cool bike, much to my liking. If I could...

Super cool bike, much to my liking. If I could make one suggestion though, it'd be to shorten those dropout adjuster screws or replace them with shorter ones. I hate seeing those bent over. Unless...
01-13-23, 02:25 PM
Replies: 4
Views: 281
Posted By bulgie

Does anyone know if current-production S-A...

Does anyone know if current-production S-A 3-spline cogs listed as "for 5-speed hub" fit the old drivers like on classic AW? They must, right? It'd be crazy to come out with a new, incompatible...
01-10-23, 08:37 PM
Replies: 7
Views: 296
Posted By bulgie

What an awesome resource. Perfect reading for...

What an awesome resource. Perfect reading for sitting around getting fat in winter.

For any of you who don't know, Charlie is the real deal. Nobody else can claim such an all-encompassing...
01-10-23, 07:46 PM
Replies: 20
Views: 663
Posted By bulgie

Not necessarily; you can buy Campy replacement...

Not necessarily; you can buy Campy replacement cups for old Record hubs, it's part #738. EAI has them (https://www.euroasiaimports.com/productcart/pc/Campagnolo-738-Rear-Hub-Inserted-Race-p22006.htm)...
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