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Search: Posts Made By: mpetry912
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05-21-22, 05:05 PM
Replies: 204
Views: 13,205
Posted By mpetry912

it's beautiful Mark ! very nice. you now are...

it's beautiful Mark ! very nice. you now are the caretaker of a true heirloom quality bike.

Truly built for you !

be sure to ride it, not just let it sit on the wall.

Very nice
...
02-04-22, 08:07 AM
Replies: 19
Views: 823
Posted By mpetry912

Here's a twist on Phil cartridge installation: ...

Here's a twist on Phil cartridge installation:

first make sure the threads in the BB are clean, use a toothbrush and maybe some alchohol to clean any oil off the threads, so the Locktite will...
02-04-22, 07:54 AM
Replies: 8
Views: 292
Posted By mpetry912

if your rotors attach to the hubs with 6 small...

if your rotors attach to the hubs with 6 small bolts (ISO interface) then break all 6 bolts loose, wiggle the rotor around, and retorque to the 35-50 inch pounds or whatever the spec is, using a...
01-16-22, 11:09 PM
Replies: 14
Views: 2,616
Posted By mpetry912

Peter Johnson, one of the great ones, has left us

Bike builder, racer, and master craftsman Peter Johnson has passed.

he was on a trip to Bern, Switzerland and had a stroke about 4 weeks ago.

There was a question of evacuating him to the US,...
01-08-22, 08:04 PM
Replies: 18
Views: 1,017
Posted By mpetry912

the Demontable is interesting but it's heavy as...

the Demontable is interesting but it's heavy as the tube "plugs" are pretty thick. Bill Stevenson built at least 2 bikes like that as well

the Ritchey Breakaway couplers are available as a kit. ...
01-02-22, 07:29 PM
Replies: 12
Views: 534
Posted By mpetry912

we can argue all day about which grade of anti...

we can argue all day about which grade of anti seize

I finally threw away a dried out can of King Bearing "Nuclear Grade" anti seize paste, 25 + years old

had a copper % makeup, along with...
01-02-22, 11:29 AM
Replies: 12
Views: 534
Posted By mpetry912

I've bought lots of chinese made TI hardware off...

I've bought lots of chinese made TI hardware off ebay with good results. that "J&L" seller is a safe bet.

use a little grease or anti seize on the threads

/markp
01-01-22, 03:51 PM
Replies: 6
Views: 410
Posted By mpetry912

If the cone is stripped or threads compromised...

If the cone is stripped or threads compromised then it is probably not safe to ride.

any thoughts from the group about converting the stem to a wedge ? has anybody done that ?

you'd need a...
01-01-22, 01:17 PM
Replies: 10
Views: 392
Posted By mpetry912

Pretty sure it's a 5M bolt or a 10/24 can be an...

Pretty sure it's a 5M bolt or a 10/24 can be an acceptable class B fit.

/markp
12-29-21, 09:16 AM
Replies: 25
Views: 1,363
Posted By mpetry912

the comment I'd offer - and sorry if it's a...

the comment I'd offer - and sorry if it's a sweeping generalization - is that some of the earlier titanium frames are prone to cracking.

I've seen a Seven and a Merlin that cracked (one at the...
12-26-21, 02:26 PM
Replies: 63
Views: 3,643
Posted By mpetry912

I have been to SVB's cafe and bike shop in...

I have been to SVB's cafe and bike shop in Berlin. It is beautiful. I do believe they are a legit and trustworthy operation, generally speaking.

having said that, the one actual sale I knew of,...
12-26-21, 02:02 PM
Replies: 6
Views: 403
Posted By mpetry912

that is a very interesting technique ! /markp

that is a very interesting technique !

/markp
12-24-21, 02:52 PM
Replies: 13
Views: 614
Posted By mpetry912

The current Silca range is very good, and all of...

The current Silca range is very good, and all of the parts for older ones are still available.

you can find a cheap one on ebay and put a rebuild kit in it - that would still come out under 100...
12-24-21, 02:48 PM
Replies: 40
Views: 1,640
Posted By mpetry912

if you're feeling sporty just find a used Silca...

if you're feeling sporty just find a used Silca on ebay at areasonable price - under 50 bucks let's say - and put a rebuild kit in it.

the silcas do have an O ring in the base that never gets...
12-19-21, 04:17 PM
Replies: 110
Views: 4,910
Posted By mpetry912

the things you describe are little touches that...

the things you describe are little touches that show experience and attention to detail

nobody mentioned the tire label at the valve stem. Or proper orientation of the QR lever.

these things...
12-19-21, 03:56 PM
Replies: 22
Views: 566
Posted By mpetry912

you're going to have a tough time finding a...

you're going to have a tough time finding a suitable replacement, not only overall length but the correct placement of the bearing track.

I'd be thinking about a phil if you can find one that is...
12-19-21, 03:32 PM
Replies: 22
Views: 966
Posted By mpetry912

what's hooked up to what there ? I see hoses,...

what's hooked up to what there ? I see hoses, pump ends etc. Wait, I get it, that's a setup for pumping up both tires at the same time

very clever !

/markp
12-19-21, 01:26 PM
Replies: 22
Views: 966
Posted By mpetry912

It's not exactly the same mechanism. The silca...

It's not exactly the same mechanism. The silca is similar to the Hirame - I have both on different pumps.

they both work about the same, which is really positive engagement and disconnect.
...
12-19-21, 12:36 PM
Replies: 39
Views: 2,070
Posted By mpetry912

somebody noted that this is a 3-ring Campagnolo...

somebody noted that this is a 3-ring Campagnolo crank setup without the 36t inner ring.

be very careful of the chainring bolts for this combo ! will be very difficult (or expensive) to find...
12-19-21, 12:02 PM
Replies: 28
Views: 2,341
Posted By mpetry912

updated

the Jubilee rear derailleur will prolly not allow you to use a gear ratio wide enough to suit your needs. A massively over-rated part in my view.

with the campagnolo dropouts, you are looking for...
12-19-21, 11:18 AM
Replies: 7
Views: 1,238
Posted By mpetry912

did anybody mention that the Ideale saddles are...

did anybody mention that the Ideale saddles are back in production ? not a re-pop, a full on reconstitution of the original product.

they are pretty stunning IDEALE FRENCH LEATHER SADDLES |...
12-19-21, 11:01 AM
Replies: 330
Views: 26,300
Posted By mpetry912

the "original" pilot's watches were done as...

the "original" pilot's watches were done as described, a pocket watch movement, re-cased so it can be worn on the wrist.

probably in the late 20s. Of course that was a time when a timepiece was a...
12-19-21, 10:47 AM
Replies: 22
Views: 966
Posted By mpetry912

Silca also makes a very similar lever action...

Silca also makes a very similar lever action chuck which is excellent and similar priced.

HIRO Side-Lever Locking Presta Chuck- Carbon Steel – SILCA...
12-15-21, 12:23 PM
Replies: 39
Views: 2,070
Posted By mpetry912

you can buy a snap on 15mm socket on eboy for 10...

you can buy a snap on 15mm socket on eboy for 10 bucks and it will work "forever"

Grinding down a cheap socket may result in failure, busted knuckles and some bad words

/markp
12-15-21, 10:22 AM
Replies: 17
Views: 802
Posted By mpetry912

it's Jim Merz, "PortlandJim" on ebay, and his...

it's Jim Merz, "PortlandJim" on ebay, and his stuff is top of the heap, really excellent.

right now he only offers Cinelli seat bolts, but other parts are available.

really top quality items....
12-13-21, 03:11 PM
Replies: 31
Views: 1,572
Posted By mpetry912

I agree tires, inflation pressures, saddle and...

I agree tires, inflation pressures, saddle and bar tape - the critical interfaces - have a huge effect on ride experience

but I try to stay away from sweeping generalizations, especially about...
12-13-21, 11:55 AM
Replies: 31
Views: 1,572
Posted By mpetry912

this topic has been done to death with tests of 2...

this topic has been done to death with tests of 2 or more identically painted bikes, with different tubing under the paint and a/b testing with riders.

Columbus vs reynolds, thin wall vs thick...
12-13-21, 11:48 AM
Replies: 5
Views: 351
Posted By mpetry912

Careful with those disk brake adapters, I have...

Careful with those disk brake adapters, I have encountered some alignment problems with those, causing brake dragging and vibration / screeching

/markp
12-12-21, 02:47 PM
Replies: 3
Views: 449
Posted By mpetry912

has been done. See Wheel Fanatyk and others. ...

has been done. See Wheel Fanatyk and others.

some tradeoffs especially on the rear if you're running a 9-10-11 speed high dish wheel

because of limited spoke tension

/markp
12-12-21, 09:31 AM
Replies: 25
Views: 3,083
Posted By mpetry912

well you gotta love Shimano, at least they have...

well you gotta love Shimano, at least they have documentation with exploded drawings.

I don't care for the one shot threaded barrel nuts that are of indeterminant size and threading.

the...
12-11-21, 11:44 AM
Replies: 330
Views: 26,300
Posted By mpetry912

I really enjoyed this thread. Lots of...

I really enjoyed this thread. Lots of interesting and cool watches - really loved those Pie-Pan Connies !

here's one that you'll never see, pretty rare item. This is a WW2 pilots watch, made...
12-10-21, 06:18 PM
Replies: 9
Views: 827
Posted By mpetry912

there's a 3rd bolt above the seat tube water...

there's a 3rd bolt above the seat tube water bottle mount and that's the attach point for the bottom of the portage pad.

this was the old days when they were following the cyclo cross model for...
12-09-21, 03:48 PM
Replies: 330
Views: 26,300
Posted By mpetry912

by request, the Seiko "Miura", titanium spring...

by request, the Seiko "Miura", titanium spring drive GMT. This watch was the basis for the "Spacewalk" Seiko, of which 100 were made.
...
12-08-21, 06:04 PM
Replies: 23
Views: 912
Posted By mpetry912

there were a couple steps in the evolution of the...

there were a couple steps in the evolution of the International, I've had a bike like this with the "oval" decal and wonderful champagne color in my shop, I was impressed at what a nice bike it was,...
12-08-21, 02:08 PM
Replies: 4
Views: 490
Posted By mpetry912

Great pics, Nice hubs ! Magneto bearings...

Great pics, Nice hubs !

Magneto bearings were designed for high rpm and relatively low loads. Perfect for a bicycle application.

I had a set of MaxiCar hubs new from Alex Singer and the rear...
12-08-21, 11:51 AM
Replies: 12
Views: 920
Posted By mpetry912

there was a time when DT spokes had a revised...

there was a time when DT spokes had a revised radius at the elbow "to make automated wheelbuilding easier". Spokes of that era required washers under the head.

Stuart's pic showing how he...
12-07-21, 10:49 AM
Replies: 204
Views: 13,205
Posted By mpetry912

I have a recollection of seeing, back in the mid...

I have a recollection of seeing, back in the mid 80s, while riding the great western bike rally, a couple bikes with decals clearly modeled on the Singer logotype, but it said "Ringer".

I do not...
12-06-21, 10:46 PM
Replies: 9
Views: 427
Posted By mpetry912

the main thing is, if you do this, you are...

the main thing is, if you do this, you are risking a failure of the stem. Aluminum has less tolerance to fatigue cycles than does steel.

Easy to make shims from beer cans, or use brass shim...
12-06-21, 11:14 AM
Replies: 16
Views: 858
Posted By mpetry912

this is great. I have a set of dropouts that I...

this is great. I have a set of dropouts that I use for this purpose, altho pretty infrequently these days.

Modern campagnolo hubs allow adjustment on the bike with a locking set screw on the...
12-06-21, 11:00 AM
Replies: 2
Views: 367
Posted By mpetry912

it means the pedal threads for this crank arm are...

it means the pedal threads for this crank arm are 9/16 X 20 "British standard cycle" threads, not the 14mm french pedal threads

/markp
12-06-21, 10:49 AM
Replies: 18
Views: 587
Posted By mpetry912

I'd agree "most" flats are on the rear. ...

I'd agree "most" flats are on the rear.

remember especially for tall riders, the bike's weight bias is toward the rear.

I run a heavier rear tire on most bikes.

/markp
12-06-21, 10:21 AM
Replies: 18
Views: 587
Posted By mpetry912

why not get a can of Vittoria Pit Stop, it's a...

why not get a can of Vittoria Pit Stop, it's a spray in goop that will get you home !

I dread the thought of a rear flat on the Ebike, especially in cold weather. So Pit Stop is the ticket
12-05-21, 12:14 PM
Replies: 14
Views: 1,019
Posted By mpetry912

hard to imagine that anybody would top the work...

hard to imagine that anybody would top the work of Brian Baylis, the "manic master".

Some of his color choices were over the top. however, his paint technique was extraordinary
...
12-05-21, 11:13 AM
Replies: 8
Views: 402
Posted By mpetry912

it's a 1/A stem, prolly later production, that...

it's a 1/A stem, prolly later production, that Cinelli logo might be aftermarket

/markp
12-03-21, 02:25 PM
Replies: 17
Views: 1,494
Posted By mpetry912

cannot say this enough - using the center well of...

cannot say this enough - using the center well of the rim to give the bead a little more slack is critical

as is thinner rim tape. Like "tire levers" the world has moved on from cotton...
12-03-21, 11:52 AM
Replies: 11
Views: 504
Posted By mpetry912

style points are awarded for not using hose...

style points are awarded for not using hose clamps on pump hoses

use Oetiker clamps instead, they do not bite the hose, and apply clamping pressure evenly.

Made for automotive fuel injection...
12-03-21, 09:22 AM
Replies: 5
Views: 520
Posted By mpetry912

the NDS arm you are showing looks like it could...

the NDS arm you are showing looks like it could be a Zephyr or Carmina.

It is possible the NDS arm is common across all the TA parts of this era

I am a big fan of the Carmina, they are IMHO the...
11-30-21, 05:24 PM
Replies: 88
Views: 6,086
Posted By mpetry912

Herlihy interviewed Cino Cinelli back in the 90s....

Herlihy interviewed Cino Cinelli back in the 90s.

that interview can be found here. https://cinellionly.blogspot.com/2010/02/visit-with-cino-cinelli.html

I think it's an interesting project. ...
11-30-21, 12:15 PM
Replies: 88
Views: 6,086
Posted By mpetry912

I first saw a Fattic frame being ridden by Jerry...

I first saw a Fattic frame being ridden by Jerry Lorig when I was home from college on summer vacation, 1978

I remember it was very light, with Ishiwata tubes and very thin lug work.

/markp
11-30-21, 11:12 AM
Replies: 88
Views: 6,086
Posted By mpetry912

you make a very good point. "what the heck could...

you make a very good point. "what the heck could possibly be in a bike frame to make it worth $400" (in 1975)

well the answer was, craftsmanship. Not just lug filing.

Mario, Tom Ritchey,...
Showing results 1 to 50 of 584
 


 
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