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Search: Posts Made By: ducsingle
Forum: Thumpers 07-14-2014, 03:00 PM
Replies: 11
Views: 845
Posted By ducsingle
Thanks for the comments. Lots of good...

Thanks for the comments. Lots of good input/suggestions.
Forum: Thumpers 07-11-2014, 08:54 AM
Replies: 11
Views: 845
Posted By ducsingle
I've already decided that an Xcountry meets my...

I've already decided that an Xcountry meets my needs better than an Xchallenge. So re-phrasing my original question, what downsides would there be to Xcountry-fying an Xchallenge? More...
Forum: Thumpers 07-10-2014, 09:44 PM
Replies: 11
Views: 845
Posted By ducsingle
Geez, with all of the model specific threads on...

Geez, with all of the model specific threads on the first page, other posts drop out of site quickly. Bump.
Forum: Thumpers 07-10-2014, 04:34 PM
Replies: 11
Views: 845
Posted By ducsingle
BMW G650: Xcountry <==> Xchallenge

I've been considering buying either an Xchallenge or Xcountry. I've surfed through the various posts in this forum on both models and don't want to re-hash any of those discussions.

I have more...
Forum: Airheads 04-25-2014, 09:34 AM
Replies: 12
Views: 672
Posted By ducsingle
Unless you are racing, I would skip turning the...

Unless you are racing, I would skip turning the hubs for now.

Send your front brake shoes to Metal Frictions in Seattle for new linings. They used to do all of the drum brake shoes for Eurotech. ...
Forum: Airheads 04-24-2014, 03:15 PM
Replies: 28
Views: 1,783
Posted By ducsingle
I've read about this happening before. If I...

I've read about this happening before.

If I had the heads off, I would have those holes welded shut using an aluminum plug. Cost would be minimal.
Forum: Airheads 04-24-2014, 03:07 PM
Replies: 37
Views: 1,944
Posted By ducsingle
I have a lot of experience dealing with the...

I have a lot of experience dealing with the California DMV on various vintage vehicles.

Normally, in order to avoid registration penalties and late fees, a non-op request must be filed with the...
Forum: Airheads 04-16-2014, 09:30 AM
Replies: 48
Views: 2,974
Posted By ducsingle
What I've noticed with my R27 is that people walk...

What I've noticed with my R27 is that people walk up to it thinking it's a twin, and when they get close, they realize something is missing - - - the big cylinders sticking out of the sides.

Out...
Forum: Airheads 04-16-2014, 09:22 AM
Replies: 48
Views: 2,974
Posted By ducsingle
Sorry, I should have qualified my earlier comment...

Sorry, I should have qualified my earlier comment about R27 vibrations. The rubber mounts do a nice job of isolating the rider from engine vibrations. However, the engine, transmission, and exhaust...
Forum: Airheads 04-15-2014, 07:16 PM
Replies: 48
Views: 2,974
Posted By ducsingle
There's a big difference between bikes that were...

There's a big difference between bikes that were manufactured and bikes that survive.

BMW thumpers in Europe typically lived hard lives and were ridden into the ground. Kids converted them into...
Forum: Airheads 04-15-2014, 05:31 PM
Replies: 48
Views: 2,974
Posted By ducsingle
The Earls singles (R26, R27) seem to sell for...

The Earls singles (R26, R27) seem to sell for about the same amount of $$$ as an R50/2 in similar condition, with the R27 generally being the preferred model for various reasons.

I really enjoy...
Forum: Old's Cool 01-05-2012, 02:02 PM
Replies: 24
Views: 4,282
Posted By ducsingle
They're good for stock BMW stuff, but not...

They're good for stock BMW stuff, but not necessarily aftermarket bits. I ordered some stainless pushrod tubes from them many years ago. The outer diameter of the tubes was waaaay too small. When...
Forum: Hacks 01-03-2012, 03:05 PM
Replies: 3,384
Views: 571,216
Posted By ducsingle
FS: Ural Sidecar (San Francisco Bay Area)

I just posted this for sale in the Flea Market section:

http://www.advrider.com/forums/showthread.php?t=753504

$1500/BO.
Forum: Old's Cool 11-04-2011, 11:05 AM
Replies: 2
Views: 1,939
Posted By ducsingle
40th Anniversary Griffith Park Sidecar Rally: November 6, 2011 in Los Angeles, CA

40th Anniversary Griffith Park Sidecar Rally

November 6, 2011 in Los Angeles, California

SPECTATORS FREE !!!

Learn all about sidecars and see some of the best and most unusual sidecars in...
Forum: Old's Cool 11-03-2011, 04:52 PM
Replies: 19
Views: 1,966
Posted By ducsingle
http://www.motomelee.com http://socaltt.com ...

http://www.motomelee.com

http://socaltt.com

http://www.girodcalifornia.com

There are also a couple of East Coast motogiro events in the fall and spring. You should be able to find the...
Forum: Old's Cool 11-03-2011, 12:32 PM
Replies: 126
Views: 20,393
Posted By ducsingle
If registration fees were paid within the past...

If registration fees were paid within the past few years, the bike will still be in the DMV system. Vintage bikes (this bike qualifies because 25+ years old) are exempt from non-op requirements in...
Forum: Old's Cool 11-03-2011, 12:12 PM
Replies: 19
Views: 1,966
Posted By ducsingle
What do you mean by event? Are you...

What do you mean by event?

Are you interested in vintage motorbike shows?

Or are you interested in vintage motorbike rides? Google Moto Melee, So-Cal TT, Nor-Cal TT, California Motogiro. ...
Forum: Airheads 10-31-2011, 12:48 AM
Replies: 22
Views: 3,138
Posted By ducsingle
I'm pretty certain Ted Porter sends heads to Bob...

I'm pretty certain Ted Porter sends heads to Bob Grauer, and probably marks up the work considerably.
Forum: Old's Cool 10-18-2011, 10:59 AM
Replies: 84
Views: 7,445
Posted By ducsingle
You've only been searching for a couple of weeks?...

You've only been searching for a couple of weeks? You're not showing much patience. And it looks like others found decent bikes fairly close to you without much effort. Per my earlier post, search...
Forum: Old's Cool 10-17-2011, 10:45 PM
Replies: 84
Views: 7,445
Posted By ducsingle
Why? This bike isn't special. There are any...

Why? This bike isn't special. There are any number of similar /5's for sale at any given time in the U.S. It's only a matter of time until one comes up for sale more locally, and that's at least...
Forum: Airheads 10-16-2011, 09:07 PM
Replies: 23
Views: 2,409
Posted By ducsingle
BMW frames are comprised of mild steel tubing - -...

BMW frames are comprised of mild steel tubing - - - as in recycled cars. So deformation from welding those frame gussets/braces isn't much of a concern. Things might be different if the tubing was...
Forum: Old's Cool 10-16-2011, 08:09 PM
Replies: 84
Views: 7,445
Posted By ducsingle
You should ride a solo seat before you buy one. ...

You should ride a solo seat before you buy one. I put one on my /5 and it lasted about a month before I went back to the standard seat.

A /5 essentially has the same suspension as a /6. And if...
Forum: Old's Cool 10-15-2011, 11:31 AM
Replies: 84
Views: 7,445
Posted By ducsingle
The bike might make it, or it might blow up in...

The bike might make it, or it might blow up in the middle of nowhere and you will wind up spending in excess of the shipping estimates to get it home. If you are willing to take that chance and have...
Forum: Airheads 10-14-2011, 05:25 PM
Replies: 23
Views: 2,409
Posted By ducsingle
At low speeds the frame is generally under less...

At low speeds the frame is generally under less loading than at higher speeds over technical terrain, so the difference between a braced and unbraced frame would be significantly less noticeable.
Forum: Airheads 10-14-2011, 05:23 PM
Replies: 23
Views: 2,409
Posted By ducsingle
There's no need to "straighten" the frame after...

There's no need to "straighten" the frame after installing these types of reinforcements, although it would be wise to start with a frame that was straight to begin with.
Forum: Old's Cool 10-14-2011, 05:20 PM
Replies: 22
Views: 1,950
Posted By ducsingle
Read the fork alignment article on Duane...

Read the fork alignment article on Duane Ausherman's web-site.

A 3.25 Metzler should fit fine. Note that a 3.25 Avon is about 0.4-inches wider than a 3.25 Metzler and will rub the /6 fender...
Forum: Airheads 10-14-2011, 11:36 AM
Replies: 23
Views: 2,409
Posted By ducsingle
Any good TIG welder can do this if you can't find...

Any good TIG welder can do this if you can't find a shop that specializes in frames locally.
Forum: Old's Cool 10-12-2011, 12:04 PM
Replies: 8
Views: 1,857
Posted By ducsingle
Obviously a PO modified the bike if the swingarm...

Obviously a PO modified the bike if the swingarm is reinforced.

You can put a kickstarter on any airhead transmission if you want to spend the $$$. They're not particularly useful though.
Forum: Airheads 10-12-2011, 11:53 AM
Replies: 10
Views: 1,575
Posted By ducsingle
You must be particularly sensitive to engine...

You must be particularly sensitive to engine vibrations if your R80 bothers you after 3 hours, assuming the engine is in good running order.

R1100 and R1150 oilheads vibrate more than an R100,...
Forum: Airheads 09-29-2011, 04:41 PM
Replies: 13
Views: 1,614
Posted By ducsingle
Have you ridden either bike or a sidecar rig? If...

Have you ridden either bike or a sidecar rig? If not, that should be your first priority. You might think one or both suck.

I have several airheads from 1952 to 1993. And I have an R1100RS. ...
Forum: Old's Cool 09-23-2011, 11:39 AM
Replies: 10
Views: 1,933
Posted By ducsingle
An R100R already has an oil cooler. I'm...

An R100R already has an oil cooler.

I'm planning the same oil pan swap on my R100R.

I was considering adding an oil pan spacer so I could add an oil temperature sensor input for my Vapor...
Forum: Old's Cool 09-19-2011, 07:47 AM
Replies: 9
Views: 1,245
Posted By ducsingle
Thanks. Wouldn't having the turn-signals mounted...

Thanks. Wouldn't having the turn-signals mounted to the rack make it difficult to remove the seat/rack combination? And why would the turn-signals need to be relocated since the PD rack doesn't...
Forum: Old's Cool 09-18-2011, 11:55 PM
Replies: 5
Views: 2,198
Posted By ducsingle
R80G/S PD Solo Seat/Rack + Hepco & Becker Racks

Has anyone fitted an R80G/S solo seat/rack with a set of Hepco & Becker G/S racks?

The Hepco & Becker side racks appear to fit okay, but the Hepco & Becker center rack interferes with the PD rack....
Forum: Old's Cool 09-18-2011, 11:28 PM
Replies: 9
Views: 1,245
Posted By ducsingle
R80G/S PD Rear Rack ==> mystery brackets?

Mucho progress on my R80G/S build this weekend.

I bought a PD solo seat + rack quite some time ago. I'm not sure if it's original or a repro.

The rack has a couple of L-shaped brackets at the...
Forum: Airheads 09-16-2011, 11:49 AM
Replies: 32
Views: 5,516
Posted By ducsingle
Think about the geometry. The larger diameter...

Think about the geometry. The larger diameter rotors move the calipers more towards the rim where there is substantially more spoke/caliper clearance.

I currently have the GSXR rotors mocked up...
Forum: Old's Cool 09-15-2011, 11:15 PM
Replies: 9
Views: 1,626
Posted By ducsingle
I'm actually working on (2) transmissions. One...

I'm actually working on (2) transmissions. One is the close ratio transmission described in the OP for a sleeper /5 toaster. The other is a '79 or '80 ribbed case transmission I bought really cheap...
Forum: Old's Cool 09-15-2011, 10:56 PM
Replies: 9
Views: 1,626
Posted By ducsingle
No, I'm going the easy route and installing an...

No, I'm going the easy route and installing an '83 R80 engine in a /5 frame. The bike will be a bitza using a bunch of parts I have lying around.
Forum: Airheads 09-15-2011, 10:49 PM
Replies: 32
Views: 5,516
Posted By ducsingle
A cheaper, but non-stock alternative. Buy late...

A cheaper, but non-stock alternative. Buy late 80's GSXR-750 rotors. These have a 5-bolt, 81mm bolt circle diameter mounting pattern, but you can drill an offset BMW mounting pattern easily enough....
Forum: Old's Cool 09-15-2011, 06:24 PM
Replies: 9
Views: 1,626
Posted By ducsingle
This bike won't see much around town use. I...

This bike won't see much around town use.

I think there are (3) different '81 and later input shafts, and I'm pretty sure all are still available?
Forum: Old's Cool 09-15-2011, 06:21 PM
Replies: 9
Views: 1,626
Posted By ducsingle
Similar thread: ...

Similar thread:

http://advrider.com/forums/showthread.php?t=500464&highlight=input+shaft

Looks like I definitely need a new rear cover, clutch pushrod, and throwout bearing assembly as the...
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