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06-14-19, 01:27 PM
Replies: 55
Views: 1,542
Posted By Road Fan

10k miles at 1 hour a day is 10000days, or 27.4...

10k miles at 1 hour a day is 10000days, or 27.4 years, 10 miles a day.

Ok, it's not normal vehicle engineering.

I still don't want to talk about high loading or low loading without some kind of...
06-14-19, 01:22 PM
Replies: 55
Views: 1,542
Posted By Road Fan

Anybody wanna talk about chain lube now?

Anybody wanna talk about chain lube now?
06-14-19, 07:26 AM
Replies: 55
Views: 1,542
Posted By Road Fan

Well, as you know, neither of us is likely have...

Well, as you know, neither of us is likely have another 50 years of pedaling. My main point is that if we are going to talk about "heavy load" et cetera, I want some solid concept. I know bearings...
06-14-19, 05:58 AM
Replies: 30
Views: 936
Posted By Road Fan

Very pretty! I don't see many pics of the...

Very pretty!

I don't see many pics of the non-drive side rear dropout. I think yours has the steel horn or tab hanging down from it in the same location as the derailleur mounting tang. I think...
06-14-19, 05:35 AM
Replies: 55
Views: 1,542
Posted By Road Fan

I don't think torque is the issue for the...

I don't think torque is the issue for the bearings. I think the issues are bearing speed, radial contact pressure, and axial force, calculated in consideration of worst-case static misalignment...
06-14-19, 05:00 AM
Replies: 26
Views: 900
Posted By Road Fan

I have a friend who converted a 1983 610, and...

I have a friend who converted a 1983 610, and could not fit 42's. On my 1984 610 I can fit 700x31 (actual) with fenders, but I think it would be quite tight with 35's.

Mine is low trail (64 mm...
06-13-19, 08:30 PM
Replies: 17
Views: 576
Posted By Road Fan

If your 620 did not have canti posts changing to...

If your 620 did not have canti posts changing to 700c would be no problem at all. As it is, I don't know what kind of canti or linear brake would be workable. You might be stuck with what Trek...
06-10-19, 08:50 PM
Replies: 51
Views: 2,201
Posted By Road Fan

I was thinking about writing an opera about that...

I was thinking about writing an opera about that thread.
06-09-19, 10:21 AM
Replies: 60
Views: 1,900
Posted By Road Fan

One of the things I got from Berto's assessments...

One of the things I got from Berto's assessments in his "Upgrades" book is that tooth shape has a lot to do with shifting quality, because it controls how fast the chain will be picked up by the...
06-09-19, 07:48 AM
Replies: 42
Views: 1,505
Posted By Road Fan

I wonder if the Army would want them to see if...

I wonder if the Army would want them to see if they lasted? I wouldn't eat them, but I'm not sure I'd eat even a fresh one unless there was a nuclear war.
06-09-19, 07:24 AM
Replies: 40
Views: 9,711
Posted By Road Fan

One of the best ways to avoid problems with weird...

One of the best ways to avoid problems with weird parts like the seatpost, BB and headset (and others) is, don't lose the originals or their bolts/nuts! Also buy a cheap (Harbor Freight) digital...
06-09-19, 06:45 AM
Replies: 14
Views: 722
Posted By Road Fan

Or a fountain pen fanatic ...

Or a fountain pen fanatic ...
06-09-19, 06:21 AM
Replies: 14
Views: 713
Posted By Road Fan

Selle Italia makes its own leather saddles, other...

Selle Italia makes its own leather saddles, other than Brooks?
06-09-19, 06:19 AM
Replies: 15
Views: 765
Posted By Road Fan

This suggests a new critical point - one can...

This suggests a new critical point - one can focus on reach, but you also need to understand how far behind the BB the saddle can be placed. This is limited by seat tube angle, setback of available...
06-09-19, 05:52 AM
Replies: 14
Views: 713
Posted By Road Fan

Yes, they are different and teh S-As are unique...

Yes, they are different and teh S-As are unique in a few ways, but so what? One can always ask, "which one works better for me?" and in more detail compare the riding experiences. You can even...
06-08-19, 07:07 AM
Replies: 20,717
Views: 1,973,356
Posted By Road Fan

Very smart! What derailleur and how would you...

Very smart! What derailleur and how would you attach it? A claw could be bolted to the dropout on the outer face of the dropout, but then the long axle nut with the hole would be displaced outward....
06-08-19, 05:26 AM
Replies: 27
Views: 886
Posted By Road Fan

Also, the spacing at the fork ends. Not the same...

Also, the spacing at the fork ends. Not the same era, but my 1952 Rudge clubman-type has a front fork that wants 89 mm hub spacing, as close as I can tell. For my '73 Super Course frame I can't...
06-08-19, 04:59 AM
Replies: 593
Views: 33,711
Posted By Road Fan

Living in Ann Arbor, MI, we have pretty quick...

Living in Ann Arbor, MI, we have pretty quick access to Windsor, ON and points east in Ontario, such as Sarnia, London, Stratford, Toronto and Niagara. We've found that the wine world in southern...
06-07-19, 07:43 PM
Replies: 29
Views: 1,314
Posted By Road Fan

Ok, assume it's a Brit. First, if it's any of...

Ok, assume it's a Brit. First, if it's any of the options, $100 is a decent price for the frame, front mech, seatpost (American Classic installed backwards), HS, chainset, regardless of whether it's...
06-07-19, 07:21 AM
Replies: 71
Views: 3,695
Posted By Road Fan

Well no, even a great surgeon needs a sharp...

Well no, even a great surgeon needs a sharp scalpel - a butter knife won't cut it (lol!).
06-07-19, 07:19 AM
Replies: 12
Views: 440
Posted By Road Fan

Probably the two most common racks from my old...

Probably the two most common racks from my old days ('60s) are the Blackburn and the Pletcher with mousetrap. Prior to those there were steel racks by Wald and others on the market. Tubus is...
06-06-19, 03:56 PM
Replies: 20,717
Views: 1,973,356
Posted By Road Fan

What about a wide double in the front, maybe 9...

What about a wide double in the front, maybe 9 tooth spread, with just the original 17 tooth on the Sturmey Archer hub?

Is there any vintage-style derailleur that could handle a wide double?
...
06-06-19, 03:43 PM
Replies: 20,717
Views: 1,973,356
Posted By Road Fan

About 20 mm, it certainly could be a lot,...

About 20 mm, it certainly could be a lot, depending on your needs to get a good position.
06-05-19, 03:00 PM
Replies: 20,717
Views: 1,973,356
Posted By Road Fan

For my Rudge Aero Special return to road build...

For my Rudge Aero Special return to road build (or after), I've been daydreaming about supplementing the gear range of a Sturmey AW, FW, or FM with some kind of derailleur to add range for local...
06-05-19, 01:37 PM
Replies: 33
Views: 1,697
Posted By Road Fan

Did you try a similar rotation to the right? ...

Did you try a similar rotation to the right?

One idea is that perhaps you have an imbalanced muscular development between the left and right sides. Exercise of some sort would seem to be a...
06-05-19, 01:28 PM
Replies: 33
Views: 1,697
Posted By Road Fan

Did you try a similar rotation to the right? ...

Did you try a similar rotation to the right?

One idea is that perhaps you have an imbalanced muscular development between the left and right sides. Exercise of some sort would seem to be a...
06-05-19, 07:16 AM
Replies: 8
Views: 360
Posted By Road Fan

If they’re both turning and not extracting, that...

If they’re both turning and not extracting, that suggests there’s no thread engagement.
06-04-19, 06:27 PM
Replies: 10
Views: 589
Posted By Road Fan

Contact Information Bicycle Classics LLC ...

Contact Information

Bicycle Classics LLC
2724 N. Overland Trail #1468 (https://www.bikeforums.net/usertag.php?do=list&action=hash&hash=1468)
Laporte, CO 80535

gpvb1@comcast.net

Untitled...
06-04-19, 05:53 PM
Replies: 102
Views: 6,210
Posted By Road Fan

Tough.

Tough.
06-04-19, 05:52 PM
Replies: 102
Views: 6,210
Posted By Road Fan

I'm right in there with ya! I have never bought...

I'm right in there with ya! I have never bought an Asian bike, since my first bike of my own around 1963. Closest I came was to buy Mrs. Road Fan a 2003 Breezer Liberty, which was MUSA back then. ...
06-04-19, 05:23 PM
Replies: 102
Views: 6,210
Posted By Road Fan

You mean like the SunTour and Shimano fan boys...

You mean like the SunTour and Shimano fan boys have started to do? Come on!
06-04-19, 05:17 PM
Replies: 102
Views: 6,210
Posted By Road Fan

You mean like the SunTour and Shimano fan boys...

You mean like the SunTour and Shimano fan boys have started to do? Come on!
06-03-19, 06:20 PM
Replies: 468
Views: 83,071
Posted By Road Fan

If you have it painted professionally or at least...

If you have it painted professionally or at least a good imitation, the old paint will be stripped away using sandblasting. Bye Bye, black paint! Also any lead or bondo fillers that may have been...
06-03-19, 05:13 PM
Replies: 4
Views: 465
Posted By Road Fan

The first generation Dura-Ace brakes were easily...

The first generation Dura-Ace brakes were easily as good as Campagnolo, except perhaps for the levers, cable clamping hardware, and the outer cables. I used a set of the calipers with Campagnolo NR...
06-03-19, 04:59 PM
Replies: 129
Views: 4,254
Posted By Road Fan

The Tesla should also have detected and assessed...

The Tesla should also have detected and assessed the state of the driver and tried to make the driver alert or brought the car into a safer condition (perhaps stopped!) than driving at a fatal...
06-03-19, 04:49 PM
Replies: 129
Views: 4,254
Posted By Road Fan

I've read in several literature sources that such...

I've read in several literature sources that such transponders are under development, using transmissions similar to WiFi. These have range of 100's of meters, if not a km or two. So perhaps kids,...
06-03-19, 04:29 PM
Replies: 129
Views: 4,254
Posted By Road Fan

This makes sense - the radar was not pulsed. ...

This makes sense - the radar was not pulsed. Pulsed radar directly reads back the distance to a metal object in front of it. Doppler, at least "pure" doppler directly reads back speed. I'm not sure...
06-03-19, 02:30 PM
Replies: 129
Views: 4,254
Posted By Road Fan

Totally agree! Actual safety is also needed to...

Totally agree! Actual safety is also needed to minimize actual crashes, which minimizes not only loss of life and health, but corporate and societal cost in the form of class-action suits. The...
06-03-19, 02:06 PM
Replies: 129
Views: 4,254
Posted By Road Fan

Safety arguments? Useless dates? obsolete...

Safety arguments? Useless dates? obsolete formulae? So no crafts of argumentation or logic, no history (it's rather more than dates, doncha know?), and no quantitative physical science? Perhaps...
06-03-19, 01:50 PM
Replies: 129
Views: 4,254
Posted By Road Fan

I can't agree, because I am a person involved in...

I can't agree, because I am a person involved in the design of autonomous vehicles and helping to decide how decisions are made, and I have not run over any cyclists ever in my life.

It's...
06-03-19, 01:20 PM
Replies: 20,717
Views: 1,973,356
Posted By Road Fan

Yes, I think that's correct that the frame angle...

Yes, I think that's correct that the frame angle cannot be duplicated

But at the same time, the effect of seat tube angle is setback of the seat tube lug from the BB plumbline. That added...
06-02-19, 08:16 PM
Replies: 20,717
Views: 1,973,356
Posted By Road Fan

Yes, I like that, too! You saw the picture of...

Yes, I like that, too! You saw the picture of mine, I think it was in the Sport-Tour discussion?

Actually in the Rudge/SC comparison post, my point was that a Super Course could make a fantastic...
06-02-19, 08:11 PM
Replies: 20,717
Views: 1,973,356
Posted By Road Fan

This does veer off topic, but as one who works in...

This does veer off topic, but as one who works in autonomous vehicles, I think the big benefit is to minimize the negative effects of human drivers who do not always make good decisions.

But the...
06-02-19, 08:00 PM
Replies: 20,717
Views: 1,973,356
Posted By Road Fan

[QUOTE=BigChief;20953426]The Super Course was a...

[QUOTE=BigChief;20953426]The Super Course was a medium priced model. The important factor is that it has a Reynolds 531 tube frame like the original club bikes. What you're talking about is what we...
06-02-19, 08:01 AM
Replies: 593
Views: 33,711
Posted By Road Fan

Had a nice Veltin's Pilsener last night - typical...

Had a nice Veltin's Pilsener last night - typical light crispness of beers in the Ruhr or Lippe valleys.
06-02-19, 06:54 AM
Replies: 23
Views: 848
Posted By Road Fan

You're welcome! PM me anytime.

You're welcome! PM me anytime.
06-02-19, 06:53 AM
Replies: 23
Views: 848
Posted By Road Fan

I'm pretty sure Neuron is steel, not aluminum.

I'm pretty sure Neuron is steel, not aluminum.
06-01-19, 06:17 PM
Replies: 44
Views: 1,848
Posted By Road Fan

Agree, I think the green one has Nervex lugs and...

Agree, I think the green one has Nervex lugs and the brown one has Capella. I don't think there's any difference in quality, just a different ornamentation.
06-01-19, 03:28 PM
Replies: 23
Views: 848
Posted By Road Fan

As far as making a comfy bike out of it, I think...

As far as making a comfy bike out of it, I think the Merkcx is ahead. The frame geometry used by EM usually has the seat tube angled less upright than other road bikes by a few degrees. This could...
06-01-19, 06:48 AM
Replies: 29
Views: 971
Posted By Road Fan

I don't know where it's confusing that 27" rims...

I don't know where it's confusing that 27" rims are equivalent to 630 rims in terms of bead seat diameter, as long as the inner rim wall designs will safely mount the same tire bead designs. I think...
Showing results 1 to 50 of 1000
 


 
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