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Search: Posts Made By: Jeff Wills
Showing results 1 to 50 of 1000
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Forum: Classic & Vintage
04-15-24, 09:46 PM
Replies: 10
Views: 192
Posted By Jeff Wills

Campagnolo offered blue and gold anodized hubs,...

Campagnolo offered blue and gold anodized hubs, pedals, and cranks for the BMX market. I think these were Pista cranks and Tipo hubs, offered for a year or two around 1983.
Forum: Bicycle Mechanics
04-14-24, 09:45 PM
Replies: 13
Views: 308
Posted By Jeff Wills

I have a similar setup (granny, “middle”, &...

I have a similar setup (granny, “middle”, & chainguard) with 9-speed on my cargo bike, albeit with ‘80’s Deore crankarms. I used the same BB as used on a triple crank. It works perfectly- to the...
Forum: Classic & Vintage
04-14-24, 02:33 PM
Replies: 7
Views: 277
Posted By Jeff Wills

The Sheldon Brown pages are still there: ...

The Sheldon Brown pages are still there:
https://www.sheldonbrown.com/sturmey-archer.html
but I didn’t see anything about removing and reinstalling the rear wheel.

That being said, I learned...
Forum: Bicycle Mechanics
04-14-24, 01:26 PM
Replies: 13
Views: 308
Posted By Jeff Wills

You are. Cartridge BB’s allow the crankarm to...

You are. Cartridge BB’s allow the crankarm to recess into the BB shell slightly where a cup-and-cone BB does not.

Are you using three chainrings or two? What positions are you going to put them...
Forum: Classic & Vintage
04-12-24, 12:05 PM
Replies: 2
Views: 133
Posted By Jeff Wills

After 1980 (ish), Le Tours were made in Chicago,...

After 1980 (ish), Le Tours were made in Chicago, transitioning to Greenville in 1985 (ish).

The made-in-Japan Le Tours were early to late ‘70’s. I had a Le Tour III I bought with paper route...
Forum: Classic & Vintage
04-10-24, 08:09 PM
Replies: 69
Views: 1,732
Posted By Jeff Wills

Da Vinci: ...

Da Vinci:
https://www.davincitandems.com/components/

Origin8:
https://www.amazon.com/Origin8-Triple-Alloy-Crankarms-Silver/dp/B002I7MAKG/ref=asc_df_B002I7MAKG/

Zinn:...
Forum: Classic & Vintage
04-10-24, 07:49 PM
Replies: 69
Views: 1,732
Posted By Jeff Wills

“Different” in that a 10mm longer crank puts the...

“Different” in that a 10mm longer crank puts the pedal 10mm closer to the ground. The common 2.5mm (or 2%) increment is almost irrelevant when people vary 20% in height.

There’s a fair amount of...
Forum: Classic & Vintage
04-09-24, 06:53 PM
Replies: 69
Views: 1,732
Posted By Jeff Wills

Bicycle cranks are available in lengths from...

Bicycle cranks are available in lengths from 140mm to 220mm… if you know where to shop.

Part of the problem with experimenting with different crank lengths is that radical changes in length...
Forum: Classic & Vintage
04-07-24, 11:18 AM
Replies: 12
Views: 599
Posted By Jeff Wills

Well… an early ‘70’s Super Sport in perfect shape...

Well… an early ‘70’s Super Sport in perfect shape might be worth that. That item looks dusty but in good shape. I bought one (without the wheels) for $75 a few years ago. It’s my 3-speed town bike...
Forum: Bicycle Mechanics
04-07-24, 08:44 AM
Replies: 28
Views: 916
Posted By Jeff Wills

I love thread drift (sometimes). We started out...

I love thread drift (sometimes). We started out talking about recumbent trike hubs and ended up talking about Miata option packages. Serendipity.

FWIW: I sat in a first generation Miata once. The...
Forum: Classic & Vintage
04-05-24, 07:51 PM
Replies: 79
Views: 2,358
Posted By Jeff Wills

Hey, you don’t learn anything unless you ask...

Hey, you don’t learn anything unless you ask questions. It also helps us old farts blow the dust off old memories.
Forum: Classic & Vintage
04-05-24, 03:51 PM
Replies: 79
Views: 2,358
Posted By Jeff Wills

Yeah, this went toward “mountain bike” when the...

Yeah, this went toward “mountain bike” when the OP mentioned gravel riding,
The thing is, in that era bicycle design was really divergent: either a “mountain bike” for off-road or a “road bike” for...
Forum: Bicycle Mechanics
04-05-24, 03:36 PM
Replies: 28
Views: 916
Posted By Jeff Wills

The usual way around this (with conventional...

The usual way around this (with conventional spoked wheels) is to build the outside with radial spokes and the inside with tangential spokes to resist braking torque.

Most commercial trike...
Forum: Classic & Vintage
04-04-24, 01:36 AM
Replies: 79
Views: 2,358
Posted By Jeff Wills

Don’t forget the Schwinn “Paramount” PDG Series...

Don’t forget the Schwinn “Paramount” PDG Series 30/50/70 bikes. All the same attributes of the other bikes and interesting from a historical perspective: they were the last gasp of the “old” Schwinn...
Forum: Bicycle Mechanics
04-03-24, 12:50 PM
Replies: 28
Views: 916
Posted By Jeff Wills

Not quite. Many recumbent trikes used...

Not quite. Many recumbent trikes used “through-axle” mountain bike hubs with 15mm or 20mm diameter axles when they first appeared. Now they are specifically manufactured for trike wheels with disk...
Forum: Bicycle Mechanics
03-30-24, 02:20 AM
Replies: 7
Views: 264
Posted By Jeff Wills

I hope you plan to keep all of that together....

I hope you plan to keep all of that together. Usable Dura-Ace Uniglide cogs are rare nowadays and 14-tooth first-position cogs were rare back when they were new.
Forum: Bicycle Mechanics
03-27-24, 03:20 PM
Replies: 17
Views: 378
Posted By Jeff Wills

This is what I do also and my initial adjustment...

This is what I do also and my initial adjustment is usually very close. Many times I don’t have to touch the cable adjustment afterwards.

I think Shimano derailleurs “like” a little bit of...
Forum: Classic & Vintage
03-25-24, 07:31 PM
Replies: 53
Views: 2,842
Posted By Jeff Wills

You need the Portland gang to make another visit....

You need the Portland gang to make another visit. It was 44 degrees and raining yesterday and I joined a big, organized ride.
Forum: Classic & Vintage
03-22-24, 01:00 PM
Replies: 18
Views: 320
Posted By Jeff Wills

I was concerned with theft so I replaced my QR...

I was concerned with theft so I replaced my QR skewers with hex bolts. So there.
Forum: Classic & Vintage
03-16-24, 05:40 PM
Replies: 146
Views: 5,978
Posted By Jeff Wills

It’s an expensive hotel and tourist trap. If you...

It’s an expensive hotel and tourist trap. If you want to see more of it, go see “The Stunt Man”:
https://m.imdb.com/title/tt0081568/
Forum: Classic & Vintage
03-15-24, 12:59 PM
Replies: 16
Views: 522
Posted By Jeff Wills

As above, this thread links to instructions on...

As above, this thread links to instructions on how to homebrew an adapter:

https://www.bikeforums.net/classic-vintage/1107141-71-schwinn-sports-tourer-dropouts-derailleur-options.html
Forum: Classic & Vintage
03-14-24, 05:52 PM
Replies: 16
Views: 522
Posted By Jeff Wills

This thread has a link I added years ago about...

This thread has a link I added years ago about how to home brew an adapter washer.
Forum: Classic & Vintage
03-13-24, 07:07 PM
Replies: 146
Views: 5,978
Posted By Jeff Wills

I believe they did. The Portland weathercreatures...

I believe they did. The Portland weathercreatures are predicting “freezing to fabulous” tomorrow and temperatures in the 70’s for this weekend’s bagel ride.
Forum: Classic & Vintage
03-12-24, 09:35 AM
Replies: 17
Views: 651
Posted By Jeff Wills

As above, there were lots of attempts at index...

As above, there were lots of attempts at index shifting, some dating back to the turn of the century. Shimano’s SIS combined several enhancements that made it successful:

The Uniglide sprockets...
Forum: Classic & Vintage
03-04-24, 09:11 AM
Replies: 683
Views: 109,243
Posted By Jeff Wills

Golly! I had one of those yellow-to-orange fade...

Golly! I had one of those yellow-to-orange fade Giro helmets 30 years ago. I’m having flashbacks…
Forum: Classic & Vintage
03-04-24, 09:08 AM
Replies: 683
Views: 109,243
Posted By Jeff Wills

Looks like y’all had a wonderful time. I miss...

Looks like y’all had a wonderful time. I miss riding those roads.

Portland guys: we had snow showers in the low hills (West Hills, West Linn) this morning. It’s nice to see photos of riders in...
Forum: Classic & Vintage
03-04-24, 08:53 AM
Replies: 13
Views: 590
Posted By Jeff Wills

In the early-mid ‘90’s there were a number of...

In the early-mid ‘90’s there were a number of Taiwan-made knockoffs of US-built CNC products.
Here’s what I see: rust spots in the mounting bolts, so they’re chrome-plated, not stainless. The...
Forum: Bicycle Mechanics
03-04-24, 08:25 AM
Replies: 17
Views: 573
Posted By Jeff Wills

Ditto to all of the above. A practical example: ...

Ditto to all of the above. A practical example:

A couple decades ago, I rebuilt a Campy C-Record to fit 135mm OLD spacing* with a Wheels Mfg. axle. After using it a while, I reconverted the hub...
Forum: Classic & Vintage
03-02-24, 08:31 PM
Replies: 683
Views: 109,243
Posted By Jeff Wills

Dang… I really really really need to get down...

Dang… I really really really need to get down there with a bike some day.

Portland friends: we’ve had intermittent rain & snow today. The high temperature was 41 degrees…
Forum: Classic & Vintage
03-02-24, 08:22 PM
Replies: 7
Views: 321
Posted By Jeff Wills

Need to see a side view, but I’d guess yes. ...

Need to see a side view, but I’d guess yes.

Original catalog page:

https://www.sheldonbrown.com/shimano1982/pages/34.html
Forum: Classic & Vintage
03-01-24, 10:56 PM
Replies: 9
Views: 429
Posted By Jeff Wills

I would like to see the rest of the crank but I...

I would like to see the rest of the crank but I suspect it’s a Shimano FFS crank and its backwards Octa-joint bottom bracket. In order to remove the cups, you need an early Shimano freewheel tool,...
Forum: Bicycle Mechanics
02-25-24, 09:17 PM
Replies: 44
Views: 1,857
Posted By Jeff Wills

I found that the 24/34 low gear was usable on my...

I found that the 24/34 low gear was usable on my loaded touring recumbent on a 15% slope. My wife just got off and pushed hers…
Forum: Bicycle Mechanics
02-22-24, 04:02 PM
Replies: 15
Views: 469
Posted By Jeff Wills

The last. Riveting the ferrule in the spoke hole...

The last. Riveting the ferrule in the spoke hole distorts the rim a tiny amount. This causes a smidgen of extra brake wear near the spoke hole. Obviously those rims have not seen a lot of use in the...
Forum: Bicycle Mechanics
02-22-24, 03:57 PM
Replies: 13
Views: 396
Posted By Jeff Wills

Nope. I’ve worked on recumbent bikes for 40+...

Nope. I’ve worked on recumbent bikes for 40+ years, some of them with miles-long chains. I’ve never had a chain come off, either inside or outside, that didn’t go away after some careful adjustment.
Forum: Bicycle Mechanics
02-22-24, 01:14 PM
Replies: 44
Views: 1,857
Posted By Jeff Wills

My bike has a 24 tooth chainring and a 34 tooth...

My bike has a 24 tooth chainring and a 34 tooth cog.
Get off my lawn. :crash:
Forum: Classic & Vintage
02-21-24, 01:39 PM
Replies: 50
Views: 2,173
Posted By Jeff Wills

Google says the Cub House is actually in San...

Google says the Cub House is actually in San Marino, next door to South Pasadena.

(We expat South Pasadeneans are a bit sensitive about the border. ). :p
Forum: Classic & Vintage
02-13-24, 10:07 PM
Replies: 146
Views: 5,978
Posted By Jeff Wills

I grew up there. (South Pasadena, actually,) The...

I grew up there. (South Pasadena, actually,) The Rose Bowl guys may take you down Mission Street in South Pas so you’ll pass right by where my old bike shop used to be, right up the street from Fair...
Forum: Bicycle Mechanics
02-08-24, 10:06 PM
Replies: 23
Views: 750
Posted By Jeff Wills

In the late ‘80’s some ATBers were rolling down...

In the late ‘80’s some ATBers were rolling down Mavic MA-2 and MA-40 rims from 622mm BSD to 559mm BSD. (If you start with a 36-hole 700C rim you end up with a 32-hole 26” rim.) 13.5mm internal width,...
Forum: Bicycle Mechanics
02-08-24, 09:45 PM
Replies: 12
Views: 289
Posted By Jeff Wills

Dia-Compe 287-V brake levers: ...

Dia-Compe 287-V brake levers:
https://www.rivbike.com/products/brake-levers-drop-bar-dc-v-linear-long-pull

They pull the right amount of cable for V-brakes. I’ve used them and they’re dandy.
Forum: Bicycle Mechanics
02-02-24, 02:44 AM
Replies: 6
Views: 345
Posted By Jeff Wills

That’s a 1 millimeter difference in diameter… not...

That’s a 1 millimeter difference in diameter… not “minor”. The handlebars will rock side to side, which can be unpleasant.

Fortunately, this was a common occurrence years ago so there’s a shim...
Forum: Classic & Vintage
01-29-24, 01:10 AM
Replies: 57
Views: 2,738
Posted By Jeff Wills

Just today I was climbing in my 24/34 low gear on...

Just today I was climbing in my 24/34 low gear on a hill that I’ve “cleaned” in that gear… and I had to get off and walk. Bear in mind, though, that it was my first “real” ride in about two months,...
Forum: Classic & Vintage
01-26-24, 10:25 PM
Replies: 57
Views: 2,738
Posted By Jeff Wills

The Shimano 700CX group was the “hybrid”...

The Shimano 700CX group was the “hybrid” equivalent of Deore XT or Ultegra. Pretty light for its era.
That group and its 400CX cousin were only made for 2 or 3 years in the ‘90’s. Apparently the...
Forum: Bicycle Mechanics
01-23-24, 04:15 PM
Replies: 95
Views: 4,120
Posted By Jeff Wills

I think that’s spelled “D’oh!” :D And if...

I think that’s spelled “D’oh!” :D

And if you’re ever in Oregon, visit Springfield… they have a series of Simpsons murals.
...
Forum: Bicycle Mechanics
01-23-24, 10:59 AM
Replies: 95
Views: 4,120
Posted By Jeff Wills

Yep, that’s some sticky mud for sure. Where...

Yep, that’s some sticky mud for sure.

Where are you? Oregon & Washington got snow & ice last week so I can’t see the mud getting that soupy here.
Forum: Classic & Vintage
01-23-24, 10:54 AM
Replies: 15
Views: 709
Posted By Jeff Wills

I see spokes crossing over the heads of the...

I see spokes crossing over the heads of the opposing spokes. It’s 4-cross.
Forum: Bicycle Mechanics
01-21-24, 07:37 PM
Replies: 18
Views: 524
Posted By Jeff Wills

It was Shimano marketing-speak: “For Fred’s...

It was Shimano marketing-speak:
“For Fred’s Sake.”

:lol: :lol: :D
Forum: Classic & Vintage
01-21-24, 05:33 PM
Replies: 57
Views: 2,738
Posted By Jeff Wills

A modern-ish alternative: Peter White lists TA...

A modern-ish alternative: Peter White lists TA Carmina cranks. Lots of crank lengths, lots of chainring spiders. His website might be a bit out-of-date:

https://www.peterwhitecycles.com/carmina.php
Forum: Classic & Vintage
01-21-24, 05:15 PM
Replies: 57
Views: 2,738
Posted By Jeff Wills

With those requirements you’re looking at an...

With those requirements you’re looking at an early-mid-‘90’s crank from the beginning of the “compact drive” period. That means the SunTour XC Pro Microdrive or the Sugino or Specialized-badged...
Forum: Bicycle Mechanics
01-18-24, 03:13 PM
Replies: 18
Views: 524
Posted By Jeff Wills

The FFS came in cottered, cotterless, and...

The FFS came in cottered, cotterless, and one-piece crank versions. In theory it could be used without Positron shifting but I think the selling point was easy shifting for beginners. The FFS and...
Forum: Bicycle Mechanics
01-17-24, 09:00 AM
Replies: 18
Views: 524
Posted By Jeff Wills

Well, I went to Schwinn School in 1980 so...

Well, I went to Schwinn School in 1980 so rebuilding FFS cranks was required. I don’t think I ever worked on one in the shop after that.
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