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9 votes

How do I get modern foldable clincher tires round to fit on my 50-year old French racing bike?

I've always done as Andrew suggests in his answer and simply persevered with mounting folding tyres despite the strange shapes they sometimes make. But if it's hard for you to keep the bead under ...
DavidW's user avatar
  • 5,183
8 votes
Accepted

Should there be grease in my steel frame's tubes?

Some mechanic might have put a liberal amount of grease in the BB shell and also in the head-tube prior to assembly. Then copiously greased the seat-post as well. Grease has a tendency to migrate, ...
Carel's user avatar
  • 8,299
6 votes
Accepted

Pitted Cups - Can I get away with this level of pitting?

My life has been such, living in this corner of the world, where it simply hasn't been an option to buy new. And growing up here in a world before internet, if Lakeside Cyclery or Sears didn't have ...
Jeff's user avatar
  • 10.5k
5 votes

How do I get modern foldable clincher tires round to fit on my 50-year old French racing bike?

I'll unfold the tire by hand, getting it as round as I can. I then usually have to turn at least parts of the tire "right-side-out" because there are likely sections of the unfolded tire ...
Andrew Henle's user avatar
  • 10.6k
3 votes

Pitted Cups - Can I get away with this level of pitting?

Not really, given you presumably only got this far in the first place because you want things working right. It will never be able to take a good adjustment again and it will get gradually worse, even ...
Nathan Knutson's user avatar
3 votes

Identifying 1970s-80s Motobecane Special Sport

The frame is a 70-73 motobecane. This head badge was used during this year. in 74 it was changed to the round version I however dont see a frame in their catalogs called a super sport, so not to sure ...
John Burgess's user avatar
2 votes
Accepted

Tire rubbing on frame

I am unfamiliar with this brand of bike, but two possibilities come to mind. Wheel is untrue (ie dented) which should be visible if you free spin the wheel with the bike in the air, and look at the ...
Criggie's user avatar
  • 125k
2 votes

Vintage Motobecane ID

Gorgeous bike! I'd guess it as being an `80s bike based on the overall look. The chain clearly needs outright replacement due to rust, and its hanging weird or maybe mis-routed. The front tyre in ...
Criggie's user avatar
  • 125k
1 vote

Vintage Motobecane ID

It's a pretty good match for a 1981 Grand Record. Specifications page 1 Specifications page 2 Here is the link to the Motobecane catalog collection
David D's user avatar
  • 21.5k
1 vote

Fixed cup bottom bracket removal

A large vice can be used to clamp the cup and the frame should provide enough leverage, especially since you've almost completely disassembled the bike. Use some penetrating oil from the inside of the ...
Carel's user avatar
  • 8,299
1 vote

Identifying 1970s-80s Motobecane Special Sport

I also have a Motobecane Sp├ęcial Sport and believe it must date back to somewhere between 70 - 73. I've seen a couple more of them here & there on the web but none of them in catalogue scans!
Efthymis K's user avatar
1 vote

Remove Maillard freewheel

You're probably not going to find the freewheel remover for a reasonable price easily for this freewheel (and its probably going to be a 1-time use item). Though it probably doesn't hurt to ask around....
Batman's user avatar
  • 46.2k

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