Author Topic: What Did You Did To Your Motobrick Today ?  (Read 2998708 times)

Offline Scott

  • ^ Motobrick Curious
  • Posts: 77
Re: What Did You Did To Your Motobrick Today ?
« Reply #3925 on: October 12, 2019, 06:45:19 PM »
Just went for a ride, 80 F, just too nice not to.  The brick just purred along nicely.

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  • SoCal
  • bmw R100r, bmw k75, hondapotamus G/W, XT 500 enduro

Offline Laitch

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Re: What Did You Did To Your Motobrick Today ?
« Reply #3926 on: October 17, 2019, 09:57:23 AM »
I lubed the final drive pinion gear shaft and driveshaft splines with the last of my Staburags NBU30 PTM supply. I'll probably replace the pinion gear shaft and driveshaft next fall. I cleaned and lubed the rear brake pad hardware.


I also installed one screw into each tragkorb securing it to the z-rack for prevention of launch during pothole navigation here. When I'm satisfied it works as intended, I'll post a Workshop thread about it. It isn't very complicated. :-)
  • Along the Ridley in Vermont.
  • 1995 K75 89,000 miles

Offline Chaos

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Re: What Did You Did To Your Motobrick Today ?
« Reply #3927 on: October 17, 2019, 10:17:46 AM »
I'll probably replace the pinion gear shaft and driveshaft next fall.
I'm going to need to do that sometime.  Let us know if you find and economic way
  • sw ohio
1987 K75S    VIN 0231
Original owner, Original litter
200,000 miles (plus or minus) and 5 paint jobs
sold 6/23
2023 Ural 2WD sidecar (BMW's bastard step child)

Offline Past-my-Prime

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  • All of us are better when we're loved.
Re: What Did You Did To Your Motobrick Today ?
« Reply #3928 on: October 17, 2019, 08:40:35 PM »
I'm going to need to do that sometime.  Let us know if you find and economic way

Me too!!!!! sooner rather than later in my case but I don't want to take the whole FD apart to send just the gear to Hansens, otherwise it's very very expensive by my standards:

If you send the complete rear end the cost is $759.20 to $1,374.93.  If you send the Pinion Gear only, the repair is $240. Plus a new DS which is $374.18, it adds up!

On Ebay, DS plus FD is very rare to find together. Most DS's they don't show you the spline if you just get that although that might get me a few more miles, cheaply. I have some longer distances I'd like to travel.

I'm looking forward to when I can post: I changed the driveshaft and pinion gear on my bike.
  • North Shore of Lake Superior (in my garage)
  • BRICK: 1989 K75 RT - Rocinante; NON-BRICK: 2007 F650 GS Dakar - Betty Blue

Offline Soggz

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  • 2 wheels are better than 4,but 4 wheels,2 bikes...
Re: What Did You Did To Your Motobrick Today ?
« Reply #3929 on: October 18, 2019, 09:14:48 AM »
Me too!!!!! sooner rather than later in my case but I don't want to take the whole FD apart to send just the gear to Hansens, otherwise it's very very expensive by my standards:

If you send the complete rear end the cost is $759.20 to $1,374.93.  If you send the Pinion Gear only, the repair is $240. Plus a new DS which is $374.18, it adds up!

On Ebay, DS plus FD is very rare to find together. Most DS's they don't show you the spline if you just get that although that might get me a few more miles, cheaply. I have some longer distances I'd like to travel.

I'm looking forward to when I can post: I changed the driveshaft and pinion gear on my bike.
I just got a new spline set and a 23,000mile final drive. Splines on the FD are really good, and I can get the splines welded on for free! Total cost, £190.00.
  • Down in Selwood Forest
  • 1986 K75C, 1982 Honda CX500EC Eurostreetbrat
One More Of These,One Less Of Those...

Offline volador

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  • Posts: 1167
  • NEEDS MORE CHROME
Re: What Did You Did To Your Motobrick Today ?
« Reply #3930 on: October 18, 2019, 11:38:32 AM »
I just got a new spline set and a 23,000mile final drive. Splines on the FD are really good, and I can get the splines welded on for free! Total cost, £190.00.
Place your bets! How many miles will this cheddar last?
  • NYC NY
  • 1991 K100RS 1993 K75S ABS
5 BOROUGHS SISYPHEAN SOCIETY  MAINTAINING THE OBSESSION

Offline Soggz

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  • 2 wheels are better than 4,but 4 wheels,2 bikes...
Re: What Did You Did To Your Motobrick Today ?
« Reply #3931 on: October 18, 2019, 01:30:23 PM »
Place your bets! How many miles will this cheddar last?
lol. I bought some of that German grease too. I might just fix it all up and sell the pos!
  • Down in Selwood Forest
  • 1986 K75C, 1982 Honda CX500EC Eurostreetbrat
One More Of These,One Less Of Those...

Offline Laitch

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Re: What Did You Did To Your Motobrick Today ?
« Reply #3932 on: October 18, 2019, 02:10:06 PM »
When life hands you a lemon, make lemonade! Of course, needing to run a lemonade stand might not be that enjoyable :-) unless you enjoy meeting people and striking bargains.
  • Along the Ridley in Vermont.
  • 1995 K75 89,000 miles

Offline Soggz

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  • Posts: 789
  • 2 wheels are better than 4,but 4 wheels,2 bikes...
Re: What Did You Did To Your Motobrick Today ?
« Reply #3933 on: October 18, 2019, 05:09:05 PM »
When life hands you a lemon, make lemonade! Of course, needing to run a lemonade stand might not be that enjoyable :-) unless you enjoy meeting people and striking bargains.
German lemonade is more expensive and troublesome than Japanese lemonade, or so I am finding! Lol
  • Down in Selwood Forest
  • 1986 K75C, 1982 Honda CX500EC Eurostreetbrat
One More Of These,One Less Of Those...

Offline Idonthaveaclue

  • ^ Motobrick Curious
  • Posts: 53
  • Veni, vidi, vici
Re: What Did You Did To Your Motobrick Today ?
« Reply #3934 on: October 20, 2019, 06:38:58 PM »
After lubing the clutch splines, I took off the tank to see why the rad fan wasn't working (spoiler it's FUBAR). Ran across some interesting stuff I'm hoping you all can help with?



Random switch that isn't connected. Not the "choke", or brake switch? Was just hanging?


Connects up here.


This breather was pinched off. But why?


Also what is this?


thx for the guidance.

Its a super easy bike to work on, just like to ride it more!  :johnny




  • Queen Creek, AZ
  • 87' K75S | 16' H-D Road Glide Special
1987 K75S

Offline volador

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Re: What Did You Did To Your Motobrick Today ?
« Reply #3935 on: October 21, 2019, 12:28:35 AM »
#2,3 pictures- Clutch perch- Brake/clutch switch https://shop.maxbmw.com/fiche/DiagramsMain.aspx?vid=51745&diagram=32_1962&partnumber=61311459569

#4 pic- Emission tube/stub found on the front of the block. A design change states to plug off the tube/stub how ever you chose, fold over the hose, insert a proper sized screw, a golf tee...
This thread shows the check valve that once upon a time was connected to the folded over hose Reply #7 and associated service bulletin Reply #13

http://www.motobrick.com/index.php/topic,12374.msg109367.html#msg109367

#5 pic- looks like a aftermarket accessory plug for most likely heated clothing, cocktail blender, etc...
  • NYC NY
  • 1991 K100RS 1993 K75S ABS
5 BOROUGHS SISYPHEAN SOCIETY  MAINTAINING THE OBSESSION

Offline Idonthaveaclue

  • ^ Motobrick Curious
  • Posts: 53
  • Veni, vidi, vici
Re: What Did You Did To Your Motobrick Today ?
« Reply #3936 on: October 21, 2019, 03:07:42 PM »
Thanks Volador!

Really need to look into the cocktail blender.  bmp

What's weird is the clutch and brake switches are present (also one by the throttles). This one is an Extra?
  • Queen Creek, AZ
  • 87' K75S | 16' H-D Road Glide Special
1987 K75S

Offline The Mighty Gryphon

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Re: What Did You Did To Your Motobrick Today ?
« Reply #3937 on: October 21, 2019, 04:01:51 PM »
The first photo looks like something was done to eliminate the rev limiter.  Possible aftermarket ECU or ignition module?
  • In my garage in Marilla, NY
  • '91K100RS White/Blue
Current:
'91 K100RS16V "Moby Brick Too"

Past:
'94 K75RT "Ilsa, She Wolf of the SS"
'92 K100RS16V "Moby Brick" (RIP, deceased in a vehicular assault)
'94 K75S Special Edition Dakar Yellow "Cheetos"
'89 K100RS Special Edition "Special Ed"

Offline volador

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  • Posts: 1167
  • NEEDS MORE CHROME
Re: What Did You Did To Your Motobrick Today ?
« Reply #3938 on: October 21, 2019, 04:15:41 PM »
#2 pic is used for front brake light switch, clutch safety switch, choke light switch pre~1991, rear brake light switch pre-1986/1987

Main harness connects
Choke switch: Violet/White and Brown

Clutch switch: Green/Black and Black/Green

4th possibility for pre-1986/1987 is depending on the right foot rest/peg plate type used the plunger type switch later changed to lever type brake switch
http://www.motobrick.com/index.php/topic,12979.msg115340.html#new
  • NYC NY
  • 1991 K100RS 1993 K75S ABS
5 BOROUGHS SISYPHEAN SOCIETY  MAINTAINING THE OBSESSION

Offline Skunky

  • ^ SuperNatural Motobricker
  • Posts: 525
Re: What Did You Did To Your Motobrick Today ?
« Reply #3939 on: October 24, 2019, 07:47:33 AM »
New fork seals and oil. Puncture repair and a three hour blast around the Peak District. This is living 🏍🏍🏍🏍
  • Derby GB
  • BMW K100lt
Rebuild it and they will come..
90 K100lt
Triumph Thruxton 900
Honda CB400F
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Offline Martin

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Re: What Did You Did To Your Motobrick Today ?
« Reply #3940 on: October 30, 2019, 01:37:37 AM »
My Stebel Nautilus air horn 139Db lost it's bellow and started to just squawk. I removed it and pulled the horn part off the compressor as it didn't seem to be putting out much air. I sprayed some lube into the air intake but still no joy. The compressor is a sealed unit so out of curiosity I decided to bust it open and I still couldn't see why it was not working. The motor span up fine and the vanes were intact. I bought it in 2015 for $35.00 Au the current price is $39.95 Au.

 I had a look at the place where I got it originally and they had heaps of horns. https://www.onlineautoparts.com.au/ This time I decided to try a different approach. You can buy high power magnums diaphragm horns 136 Db $32.95 Au a pair or buy them individually without the relay which works out  $16.45 Au for the low tone and $13.70 for the high tone.

 I decided to go one at a time and bought the low note first, which was pretty good but I decided to go for the second high note. I just pulled off the pathetic OEM horn and the magnum bolted straight on.  The way I originally wired them I had the choice of the nautilus or the OEM. Now I have the choice of one magnum or two.
Regards Martin.
  • North Lakes Queensland Australia
  • 1992 K75s Hybrid, Lefaux, Vespa V twin.

Offline Past-my-Prime

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  • Posts: 581
  • All of us are better when we're loved.
Re: What Did You Did To Your Motobrick Today ?
« Reply #3941 on: October 30, 2019, 06:50:24 PM »
My Stebel Nautilus air horn 139Db lost it's bellow and started to just squawk. I removed it and pulled the horn part off the compressor as it didn't seem to be putting out much air. I sprayed some lube into the air intake but still no joy. The compressor is a sealed unit so out of curiosity I decided to bust it open and I still couldn't see why it was not working. The motor span up fine and the vanes were intact. I bought it in 2015 for $35.00 Au the current price is $39.95 Au.

 I had a look at the place where I got it originally and they had heaps of horns. https://www.onlineautoparts.com.au/ This time I decided to try a different approach. You can buy high power magnums diaphragm horns 136 Db $32.95 Au a pair or buy them individually without the relay which works out  $16.45 Au for the low tone and $13.70 for the high tone.

 I decided to go one at a time and bought the low note first, which was pretty good but I decided to go for the second high note. I just pulled off the pathetic OEM horn and the magnum bolted straight on.  The way I originally wired them I had the choice of the nautilus or the OEM. Now I have the choice of one magnum or two.
Regards Martin.

Loud pipes just annoy people.  Loud horns WAKE THEM UP:  :usesearchahole
  • North Shore of Lake Superior (in my garage)
  • BRICK: 1989 K75 RT - Rocinante; NON-BRICK: 2007 F650 GS Dakar - Betty Blue

Offline Martin

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Re: What Did You Did To Your Motobrick Today ?
« Reply #3942 on: October 30, 2019, 09:33:28 PM »
They're good for getting people off their mobile phones.
Regards Martin.
  • North Lakes Queensland Australia
  • 1992 K75s Hybrid, Lefaux, Vespa V twin.

Offline alabrew

  • ^ Proficient Motobricker
  • Posts: 288
Re: What Did You Did To Your Motobrick Today ?
« Reply #3943 on: December 23, 2019, 02:17:04 PM »
Been a while since this gots a post.

Damn rear tyre on the RS is flat AGAIN! Took it off and put it a tub a water and quickly found the 2" trim nail I haven't been able to see. Really fought to not be removed. A small hole, had to really work to git my Stop & Go plugger. I always mess up with the first mushroom, but gots it with the second. Stopped to pick up some hex head bolts to make removing the silencer easier to git the tyre out and should have it back together this evening so I can ride it tomorrow.
  • Birmingham, Alabama
  • 1985 K100, 1991 K100RS
Also:
2005 K1200LT
1979 R65
200,000 miles on BMW motorcycles

Offline alabrew

  • ^ Proficient Motobricker
  • Posts: 288
Re: What Did You Did To Your Motobrick Today ?
« Reply #3944 on: December 26, 2019, 11:35:14 AM »
Well, went out Tuesday to ride to work and the tyre was flat again. Turned out the plugger didn't stop the leak. Ended up removing it but wasn't able to git the plugger tip inserted to try another mushroom.

Current plan is to remove it from the rim (I just happen to have a HF MC tyre changing stand at the house) and have the tyre shop patch it from the inside.
Considered just replacing it (shmbo's suggestion), but it only has 5k on it.
  • Birmingham, Alabama
  • 1985 K100, 1991 K100RS
Also:
2005 K1200LT
1979 R65
200,000 miles on BMW motorcycles

Offline Supershooter

  • ^ Proficient Motobricker
  • Posts: 228
Re: What Did You Did To Your Motobrick Today ?
« Reply #3945 on: December 28, 2019, 10:40:57 PM »
Charged the battery, wanted to move it from the garage to the shop. Ran out of time an the weather didn't cooperate, 32 degrees and rain on top of the ice and snow. Maybe it'll get moved tomorrow.
Supershooter
  • Liberty Township, O'brien County, Iowa
  • 85 K100 RT

Offline ScooterNSticks

  • ^ Proficient Motobricker
  • Posts: 150
Re: What Did You Did To Your Motobrick Today ?
« Reply #3946 on: December 29, 2019, 04:20:36 PM »
Technically, I did this yesterday.  Went up to the Redline Car Wash and sprayed off the mud, salt, limestone grit, and liquid manure that coated the K75 after a long ride.  Need to get to some of the tight spots but most of the offense is gone.

I was on the phone with a friend.  He wanted to know if I wanted to go for a ride.  Sadly, I had to decline so I could attend to some adult responsibilities...
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  • Boalsburg, PA
  • 1992 BMW K75, 2006 Vespa GTS 250ie
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Offline alabrew

  • ^ Proficient Motobricker
  • Posts: 288
Re: What Did You Did To Your Motobrick Today ?
« Reply #3947 on: December 31, 2019, 01:45:02 PM »
RS rear tyre saga continues. I was good and washed out all the slime I had put in the tyre to try and stop the leak and took it to the tyre shop for a patch ($10). Gotts home and mounted it, popped the bead (hate doing that) and heard a leak! I figured I must have washed out the slime that was sealing it. Demounted it and took it back in for another patch. One more time!
  • Birmingham, Alabama
  • 1985 K100, 1991 K100RS
Also:
2005 K1200LT
1979 R65
200,000 miles on BMW motorcycles

Offline Chaos

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  • Mars needs women!
Re: What Did You Did To Your Motobrick Today ?
« Reply #3948 on: January 01, 2020, 09:17:31 AM »
RS rear tyre saga continues.

Sometime the grinch is just out to getcha
  • sw ohio
1987 K75S    VIN 0231
Original owner, Original litter
200,000 miles (plus or minus) and 5 paint jobs
sold 6/23
2023 Ural 2WD sidecar (BMW's bastard step child)

Offline natalena

  • ^ SuperNatural Motobricker
  • Posts: 742
Re: What Did You Did To Your Motobrick Today ?
« Reply #3949 on: January 02, 2020, 12:04:22 PM »
Applied some Nose Art for the German Brick.
  • MST
  • 1987 K75s #0919, '05 Sportster 1200C, '21 ARGO 8x8, '24 KLR650
"Hard to beat a 10x beaver, 'specially if you're gonna work it."