Jerry,
As near as I can tell the hole spacing would be 120mm+-. Now that I am critically checking over the bike, I found that it has a Regina Extra BX freewheel with an 86 stamped on it. Is that a date?
P. Lynn Miller
Sydney, Australia
http://members.optusnet.com.au/
> That is a Solida alloy cotterless crank. Never knew they made one. See
if
> you can measure the diameter of the circle formed by the holes in the
> chainring, or just measure the distance between adjacent holes. Those hole
> are for mounting a second chainring. If it is a common bolt circle size,
> you can probably buy an extra Campy, Stronglight or TA chainring to fit.
If
> not, since the crank is cotterless, you might be able to use the BB with a
> Stronglight or TA crank. Might even be able to use it with a Campy crank,
> but this is less likely as the axle taper on most French cranks was
> different from Campy.
>
> Regards,
>
> Jerry Moos
> Houston, TX
>
> ----- Original Message -----
> From: "P. Lynn Miller" <lynnmiller@optusnet.com.au>
> To: "jerrymoos" <jerrymoos@sbcglobal.net>
> Cc: "Classic Rendezvous" <classicrendezvous@bikelist.org>
> Sent: Monday, October 13, 2003 5:50 PM
> Subject: Re: [CR]Campagnolo Advice Needed
>
>
> > Jerry,
> >
> > Thanks for the reply.
> >
> > I have posted a picture of the crank here -
> >
>
http://www.members.optusnet.com.au/
> -
> > as you can see, it is not a particularly good crankset, with a pressed
> steel
> > chain ring, and no "spider". Here is a poor picture of the bike -
> > http://www.members.optusnet.com.au/
> > bought it. I do not think the bike is top-drawer or even close, but my
> wife
> > loves it and I must it admit it rides very well.
> >
> > I was thinking Campy simply because I have no love for Shimano(personal,
> > they make very good stuff). It has 170mm cranks at the moment, if I can
> find
> > a pair of 167.5mm, I will change them since my wife is around 5' 6".
> >
> > Thank you
> >
> > P. Lynn Miller
> > Sydney, Australia
> > http://members.optusnet.com.au/
> >
> > ----- Original Message -----
> > From: "jerrymoos" <jerrymoos@sbcglobal.net>
> > To: "P. Lynn Miller" <lynnmiller@optusnet.com.au>; "Classic Rendezvous"
> > <classicrendezvous@bikelist.org>
> > Sent: Tuesday, October 14, 2003 7:24 AM
> > Subject: Re: [CR]Campagnolo Advice Needed
> >
> >
> > > That sounds like an old French steel Solida cottered crank, so the BB
> cups
> > > "S" is probably Solida also. Is it steel with the arms held on with
> cotter
> > > pins? If so, this crank was pretty heavy and not rare or valuable, so
> it
> > > would probably be better to replace the crank and BB. With a French
> > crank,
> > > one is always afraid the BB cups are French threaded, but if it is a
> > > Coventry Eagle frame, it is almost certainly English BB thread, which
is
> > > essentially the same as modern ISO, so finding a new BB to fit the
frame
> > > should not be a problem. Personally, on an English mixte frame, I'd
use
> a
> > > TA or Stronglight crank, but a Campy crank and BB will be easy to
find
> if
> > > you are willing to pay the price. As to crankarm length, 175 is
> > noticeably
> > > different from 170. Also, unless your wife is quite tall, 175 is
> probably
> > > too long for her. Most average sized American women would ride 165
> > cranks,
> > > rarely more than 170.
> > >
> > > Regards,
> > >
> > > Jerry Moos
> > > Houston, TX
> > >
> > >
> > >
> > > ----- Original Message -----
> > > From: "P. Lynn Miller" <lynnmiller@optusnet.com.au>
> > > To: "Classic Rendezvous" <classicrendezvous@bikelist.org>
> > > Sent: Monday, October 13, 2003 9:09 AM
> > > Subject: Re: [CR]Campagnolo Advice Needed
> > >
> > >
> > > > Jerry,
> > > >
> > > > I do not know kind of crank it is, but here are the markings on it.
On
> > the
> > > > crank arms, outside - SOLIDA, inside - D6 21 Made in France, on the
> > > > chainring - Made in France, the BB caps - a capital S, Made in
France.
> > So
> > > I
> > > > am going to assume it is Simplex. There looks to be provision for an
> > > inside,
> > > > smaller chainring, but finding one could be a trick. I do not have a
> > > problem
> > > > changing the whole bottom bracket, if I need to.
> > > >
> > > > This is the first time I am going to attempt a complete rebuild, so
I
> > > > appreciate any advice given. I have decided to stay with a 5 speed
> > > > freewheel, that should make our choices a bit easier.
> > > >
> > > > P. Lynn Miller
> > > > http://members.optusnet.com.au/
> > > >
> > > > ----- Original Message -----
> > > > From: "jerrymoos" <jerrymoos@sbcglobal.net>
> > > > To: "P. Lynn Miller" <lynnmiller@optusnet.com.au>; "Classic
> Rendezvous"
> > > > <classicrendezvous@bikelist.org>
> > > > Sent: Monday, October 13, 2003 11:54 PM
> > > > Subject: Re: [CR]Campagnolo Advice Needed
> > > >
> > > >
> > > > > You can't usually fit a 6-speed FW in 120 rear spacing, but
SunTour
> in
> > > the
> > > > > early 80's made "Ultra-6" narrow spaced FW's that would fit 6 cogs
> in
> > > > 120mm
> > > > > rear spacing. A few others copied the idea. If you don't go
bigger
> > > than
> > > > 26
> > > > > or 28T tops on the large rear cog, you can use the Campy Nuovo
Sport
> > > > > derailleurs. You can certainly buy a Campy Nuovo Record or Super
> > Record
> > > > > crankset, but these are expensive. You can buy Campy Grand Sport,
> > > > Victory,
> > > > > or Triomphe cranks cheaper, but the Victory, Triomphe and some
> > versions
> > > of
> > > > > Grand Sport used unique sized chanirings which are now difficult
to
> > find
> > > > in
> > > > > all the sizes you might want. A modern Campy Mirage is relatively
> > > > > inexpensive and chainrings are easily available. It is possible
you
> > > could
> > > > > add another chainring to the crank on the bike. What kind of
crank
> is
> > > it?
> > > > > Note that if you change to a different crankset, and possibly even
> if
> > > you
> > > > > just add a chainring, you will probably need to change the baootom
> > > bracket
> > > > > axle or perhaps the whole botom bracket.
> > > > >
> > > > > Regards,
> > > > >
> > > > > Jerry Moos
> > > > > Houston, TX
> > > > >
> > > > >
> > > > > ----- Original Message -----
> > > > > From: "P. Lynn Miller" <lynnmiller@optusnet.com.au>
> > > > > To: "Classic Rendezvous" <classicrendezvous@bikelist.org>
> > > > > Sent: Monday, October 13, 2003 8:14 AM
> > > > > Subject: [CR]Campagnolo Advice Needed
> > > > >
> > > > >
> > > > > Good day,
> > > > >
> > > > > I am in the process of reworking my wife's mixte, which is a
> Coventry
> > > > Eagle,
> > > > > a very nice light lugged steel frame made from Tubi Oria Cro-Moly.
> It
> > > > > currently is a five speed using mostly Simplex parts in the drive
> > train,
> > > > > Maillard? hubs with no name 700C rims, and Wienmann brake levers
and
> > > side
> > > > > pulls. I am not sure what year it is, but it is a very nice
looking
> > and
> > > > > handling bike.
> > > > >
> > > > > I want to add a chain ring or change the crank set to have 2 chain
> > rings
> > > > up
> > > > > front. It has 120mm spacing on the rear, so I am not sure what the
> > > maximum
> > > > > amount of cogs I can get in that space. I want to use all
Campagnolo
> > > > parts,
> > > > > does not need to be from the same vintage as the frame or even all
> > need
> > > to
> > > > > be a certain group. This choice is the result of me picking a bike
> up
> > > > along
> > > > > side the road with Campagnolo parts. The frame is too large for
> anyone
> > > in
> > > > my
> > > > > household but it does have Campagnolo Gran Touring Novou front and
> > rear
> > > > > derailleurs with down tube shifters.
> > > > >
> > > > > So can anyone tell what groups or vintages to look for that would
> > allow
> > > me
> > > > > to build a high quality yet economical bike for her. There seems
to
> be
> > a
> > > > > huge array of groups, names and vintages out there. I planning to
> > > replace
> > > > > the parts in this order -
> > > > >
> > > > > Drivetrain - I have the front and rear derailleur and shifters,
need
> > to
> > > > find
> > > > > the crankset and freewheel. Can I fit a 6 speed in 120mm?
> > > > >
> > > > > Hubs and rims - Need to source all parts. Since this is mostly a
> > touring
> > > > > bike, what the best spoke count? Front & rear?
> > > > >
> > > > > Brakes - Levers and callipers - need to source all parts
> > > > >
> > > > > Also how difference is there practically between 170mm cranks and
> say
> > > > 175mm?
> > > > >
> > > > > Thank you for your time
> > > > >
> > > > > P. Lynn Miller
> > > > > http://members.optusnet.com.au/