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  1. Thread: Racing Oil Pump

    by r60us
    Replies
    1
    Views
    361

    Racing Oil Pump

    Anybody know who markets a racing oil pump? I am involved in preparation of a race engine and the pump is wanted as part of the solution to address oil cavitation concerns. Thanks!
  2. Replies
    25
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    2,884

    A Road Not Taken - 3-Valve Airhead

    Many years ago in BMWRA's On The Level magazine, Robert Hellman mentioned a rumored boxer twin prototype engine with the cylinders inclined slightly upwards. I don't recall any further information,...
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    1,598

    2012 Ural M70 - They've Almost Got It Right

    I've owned a couple sidecar outfits over the past 20 years including my current BMW powered Dnepr. I've mostly ignored Urals because they (1) still lacked in the reliability department, (2) I'm not a...
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    30
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    4,445

    Here you go. The motorcycle was completed over...

    Here you go.

    The motorcycle was completed over a ten year period, the first test ride last September. All work, with the exception of surface milling of the bellhousing and flywheel modification...
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    I'm suspect there is at least one other person...

    I'm suspect there is at least one other person out there in Beemerland besides me who would like to see (buy) a shaft drive lightweight tourer with dimensions similar to the motorcycles of the 60's...
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    R60 vs R69S Cylinders

    Is the casting of an R69S cylinder the same as an R60 i.e. is there sufficient metal at the top of an R60 cylinder to drill and tap holes for the two extra bolts used to attach an R69S cylinder head....
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    11
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    1,701

    According to the factory Elektrische...

    According to the factory Elektrische Schaltpl?ñne Motorr?ñder 1 (Electrical wiring diagrams Motorcycles 1) manual for 1969 - 1984 models, it appears post 1981 R-bikes may or may not use the RES...
  8. Replies
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    22,198

    Poll: '71 Pop Lilac Super Beetle, purchased new....

    '71 Pop Lilac Super Beetle, purchased new.
    Dealer installed 6 pc VDO gauge set, extractor exhaust.
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    43
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    4,834

    For my pre '70 airheads, I preferred the Enduro...

    For my pre '70 airheads, I preferred the Enduro bags simply because they looked great. Functionally not all that great. Perhaps the repros are better.
    For post '69 airheads, I preferred the Krauser...
  10. Replies
    224
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    14,461

    Camhead gets my vote.

    Camhead gets my vote.
  11. Thread: What's This?

    by r60us
    Replies
    33
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    4,407

    Roger Willis of California manufactured the...

    Roger Willis of California manufactured the "Willis conversion" kit for /2's. The kit included among other things an engine adapter, exhaust manifolds, and most important, a modified /2 gearbox. A...
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    1,601

    Have you ridden a /6 with a single disk brake? It...

    Have you ridden a /6 with a single disk brake? It has been my experience that a properly set up drum brake has the same or better performance.

    FWIW my $.02
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    change to pillow blocks commencing with the 1976...

    change to pillow blocks commencing with the 1976 model year I believe. I have a 1974 R90/6 engine which has the old style.
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    Forum: googlecode and jqueryui

    I wonder how many forum users know that googlecode.com and jqueryui.com know everytime they access the forum. Don't believe me? Turn on your browser script protection ;)
  15. Thread: clutch balance

    by r60us
    Replies
    19
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    2,572

    I've also encountered the new parts dilemma. Not...

    I've also encountered the new parts dilemma. Not much you can do. Just for interest sake, before assembly, place the diaphragm spring in the flywheel and notice how sloppy the fit is. If the...
  16. Thread: Perch Wedges

    by r60us
    Replies
    4
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    1,005

    You didn't mention what model bike, but...

    You didn't mention what model bike, but Benchmarkworks (www.benchmarkworks.com) shows the wedges in their online parts store:
    32 72 2 072 223--$12.65--wedge for Magura grip R26-R90S.

    According to...
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    1,023

    Nikasil Cylinders for /2's

    If you somehow have escaped the tanking economy and want to spend your children's inheritance, buy a set of Nikasil cylinders for your R50 - R69S from Kempmann, the same folks who have the Everbest...
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    1,441

    Replica Everbest Fuel Taps

    Check this link for Everbest replicas and Karcoma taps for most if not all post war BMWs. Click "Bild" to display picture of each tap:
    http://www.kempmann.com/Neuteile/Kraftstoff/kraftstoff.html...
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    4
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    791

    If you really really really want to use a /5...

    If you really really really want to use a /5 instrument head, you might find space to put a CableX electric/mechanical adapter. The device picks up electronic speedometer pulses and drives a...
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    3,122

    +1 Make mine with a round headlight and dual...

    +1

    Make mine with a round headlight and dual exhausts please. And yeah, do something about the brake master cylinder ;).

    http://img210.imageshack.us/img210/958/f800rru9.jpg
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    2,584

    For me it's any north-south vertical inline such...

    For me it's any north-south vertical inline such as the Indian Four or my Daihatsu diesel powered BMW parts bin special.
    http://img74.imageshack.us/img74/1803/dpa7md2.jpg
  22. Thread: Camshaft Swaps

    by r60us
    Replies
    1
    Views
    645

    Camshaft Swaps

    For the one person other than myself who wondered what if...

    * Installation of an R100 camshaft in an R60
    * Installation of an R60 camshaft in an R100

    During the past summer I had the...
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    2,623

    I apologize for the waste of bandwidth. It won't...

    I apologize for the waste of bandwidth. It won't happen again.
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    Since nobody posted the VIN from-to which...

    Since nobody posted the VIN from-to which includes the R90S in question:

    From page A6 of the December 1981 hardcopy BMW parts book and microfiche:
    R90S 4070001-4080000 74 09/73 - 08-74
  25. Thread: Headlight quit

    by r60us
    Replies
    7
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    1,302

    The one place you didn't look was on the wiring...

    The one place you didn't look was on the wiring diagram in the back of your owner's manual - you do have one right?

    You will likely need a magnifying glass to read the color codes and terminal...
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