Oil Consumption

Discussion in 'GS Boxers' started by Tony Graf, Apr 30, 2004.

  1. Tony Graf

    Tony Graf Been here awhile

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    My bike has 45,000 miles on it and it still burns oil, (@ 1 quart every two thousands miles). The bike had it's heads de-carbonized, new rings and exhaust valves replaced by dealer at 30K. (pinging) need I say more? Is there anyway I might be able to make those rings seat now? I am desperate, I love this bike!
    #1
  2. markjenn

    markjenn Long timer

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    I'd characterize this oil consumption as slightly higher than average. Most do better, but a lot do worse.

    I don't see what you're worrying about. Big air-cooled twins sometimes burn a little oil. So you add a little now and then. No big deal.

    - Mark
    #2
  3. Guzz

    Guzz Gutless wonder

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    Simple suggestion: Park on the center stand as much as possible. Give it shot, you don't have much to lose.
    #3
  4. eap

    eap El Adventurero Solitario Supporter

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    At 27K, I here ya - I always have a quart in the left saddle bag and check often! Prolly close to a quart between changes at 3K... :1drink
    #4
  5. kiwiAdventure

    kiwiAdventure Long timer

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    My 02 1150 adventure uses 500ml's at around 5,000k's, The manual also says the bike will use some oil. :nod
    #5
  6. Tony Graf

    Tony Graf Been here awhile

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    I don't mind the that the bike uses oil, it was my hope that if I could stop the oil consumption-I could stop the carbon build up. I have followed this site for years and this is my first time posting. This site has been the most useful forum of information I have ever seen. Thanks.
    #6
  7. ShaftEd

    ShaftEd Long timer

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    Hey Tony, I think we need to get a little history here. What oil are you running now? What oil did you run before going synthetic, or are you still on petroleum non synthetic? If you did go synth, at what mileage was that.

    The other question, is your oil consumption the same in all kinds of riding. Say commuting, touring, and even some high rev sportriding. My 1150 uses no oil commuting and touring, but spin it up running with some sportbikes and yeah, she's gonna burn some.

    As for breaking in a 45k motor, that seems like a lost cause. It might be worth a try to put some regular BMW 20-50 non synth in and take it out and thash it for a few thousand miles and see if you get any more ring seating for a little less oil loss.
    #7
  8. Curmudgeon

    Curmudgeon Enjoying the ride

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    Good: What's a big old twin good for if you can't use it as an anchor? Nothing easier or more predictable than using the right wrist to slow the tuna boat down. Unfortunately, nobody told me (enough times) that BMW don't cotton to engine braking.<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:eek:ffice:eek:ffice" /><o:p></o:p>

    Bad: All Oilhead (and maybe all) GS's burn/use oil while decelerating with the engine, accept the 1200... BMW says they've fixed it. So, if you train yourself to not use the engine to slow the bike and only use the brakes your shaft and trany will last much longer, your braking skills will improve and the bike will use a trifling amount of oil. I've be working on it for about a year and (unfortunately at my current skill level) when I ride the bike to have fun (read ham handed pit squid) the GS burns oil. But, strangely enough, you can accelerate as hard as you want and the bike only sips tiny amounts of oil, but dare you engine brake and it'll suck the oil like its' rider suck a cold one on a hot summer day.

    By far the worst character flaw of a what can only be called a wonderful bike.

    Patrick<o:p></o:p>
    Live Long and Ride
    #8
  9. kmann51

    kmann51 Adventurer

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    1150/1100GS's-Why do they use so much oil? Nobody knows! I can take a 1000 mile trip and use no oil. Then I do a series of 150 mile mountain sprints and need to add 1/3 of a quart before each ride. I quit thinking about it and just add before I go. Also, I always park it on the center stand.
    #9
  10. Tony Graf

    Tony Graf Been here awhile

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    I didn't go synthetic until 18k, and after the rings were replaced, I waited till 42k (12k after the decarbonization and rings). I am going to try your suggestion ShaftEd. I use RXP gas additive and that almost eliminates the pinging, which is my real concern anyways. Me and my buddy just did the Natchez Trace last Wednesday, cruised at about 4k rpm (I have a 3.2 rearend) oil use seemed about the same. On the way home I raised hell on it to see if there was much difference but consumption didn't vary. By the way I do all my maintenance now that warrantee is over, I pretty much do my tune-ups by the "Guzzler tune-ups series".
    #10
  11. kiwiAdventure

    kiwiAdventure Long timer

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    #11
  12. BigDave

    BigDave Adventure Drummer

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    I am using some oil, but not bad. I engine brake like a mofo & always will. Its just a part of riding....
    #12
  13. Emoto

    Emoto Sure, why not?

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    Really? If you don;t mind my asking, where did you see this? I would be very interested in seeing what they said.
    #13
  14. adventureX

    adventureX Können Sie Mädchen hängen

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    I add oil at 3000 miles and if not on a trip I just change it. Everyone I know that breaks in BMW’s real hard hasn’t had engine issues. I know this sounds nuts, but a BMW tech I know calls it the bang concept.

    Meaning, you should run the engine as hard as you can for a 1000 miles before doing the 600 service. If it went bang it’s free and if it doesn’t it’s a good one.

    Last three bikes, no bangs, no abnormal oil usage and strong running bikes.

    Remember, aircraft engines run 80% all day long right from the start. :nod
    #14
  15. Curmudgeon

    Curmudgeon Enjoying the ride

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    I know I read it on a link from Advrider, but that's as close as I can narrow it down. It was BMW euro press promo stuff, so the kind of information you take with a grain of salt. There was a picture of the engine with the new shaft counter balancer (it was a tiny little thing) and some hype about all the great new technology on the 1200.

    Wish my memory weren't failing.

    Patrick
    Live Long and Remember
    #15
  16. Global Rider

    Global Rider Alps Adventurer

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    It is all part of the design. Now you know why BMWs last soooo long, they constantly get fresh oil. :rofl
    #16
  17. mike p1

    mike p1 WELL LIT ADVENTURER

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    I could'nt AGREE more and every beemer tech I talk to says the same thing
    DO NOT BABY IT or it will use oil 4 ever
    #17
  18. Waco

    Waco Renegade Sickle Hound

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    Mine seems to use less oil since I started using the centerstand daily. I tried keeping a log of oil consumption, but I was too lazy to follow through. It always uses the most oil on dual sport rides with lots of slow gravel roads.
    #18
  19. Albie

    Albie Kool Aid poisoner

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    Hmmmm, should I be concerned if mine DOESN'T use oil?
    #19
  20. Manuel Garcia O'Kely

    Manuel Garcia O'Kely Back at last

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    Interesting theory - in fact, my techinque is still to mostly observe the rpm limits for continuous operation but use sporting throttle to get there - this properly loads the rings.

    WRT to aircraft piston engines - crap, with the tolerances in those engines you can deal playing cards under the rings all day long and they use lots and lots of oil - they have an 8-12 quart sump because they burn so much....how else do you explain needed 360 cubic inches to develop 180 HP at sea level? And they don't last for shite either - I don't think my pop got more than 800 hours of of the TSIO-540 on his Malibu....and those engines cost about the same as a BMW Auto....and I flew with him - he flew that thing by the book and never more than 75% cruise.
    #20