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Everything posted by Scud
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Looking good. I like the gills on the muffler. Say more about it... will there be two like that, or does the one have two inlets? I can't tell from the picture.
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2 for me, please.
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Yes - the Swiss Cheese model, that's exactly what I had in mind. It's a good way of thinking about safety. For a motorcyclist, all kinds of things can be conceptualized as a slice of cheese. Maintenance, fatigue, distractions, environment, time pressure, tire tread depth, etc. The goal with this type of thinking is to close as many holes as possible, such that when new ones open up (a car turning in front of you is a piece of cheese with a huge hole in it) that the accident is prevented by a different piece of cheese (you are alert and sober; there are only a couple tiny holes in that slice). And when an accident does happen - to learn from all the layers and try to close the holes for future. I don't bother with a hose clamp either. I've been using 1 1/8 turns past first contact - which is probably about the same as hand-tight plus 3/4 turn that Chuck mentioned.
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Chuck - as a pilot, perhaps you have heard of the chain of events, not the search for the single-cause, that are common in human-factor errors in flight safety. I think that's what we have here (and we've probably all done it at some level, I know I have). Chain of events: Normal routine disrupted: hose clamp left off. And filter probably not on tight enough because hose clamp is normally relied on to provide security Hose clamp noticed after assembly - and decision not to re-install till next oil change Oil pressure light not working (the only mechanical, non-human, event in this chain) Failure to notice that oil pressure light did not illuminate with key-on Enough riding/vibration to loosen oil filter Result: engine damage It took all 5 events to get to number 6 - and therefore the end result could have been prevented if any of those 5 events did not occur. For others, a bad O-ring (or two O-rings where there should be one) becomes a significant event in the chain (but not this time). @Craig - I'm not trying to criticize you. I appreciate your honesty about the situation (and I am 100% sympathetic). I hope we all (self-included) learn something from it. I often get interrupted (dinner, kids, phone calls, etc.) during my projects. That's when I am most likely to make a mistake - I forget where I was in the process when I restart.
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Here's hoping that machining and oversize bearings will do the job. But how can we assume that the oil pump is toast when we also know that the oil filter came loose and was sitting in the pan? I would assume the oil pump is still good - it has a screen around the pickup to prevent it from passing the worst of the debris, and it would have been simply recirculating oil into the sump when the filter dislodged. Maybe the pump should be cleaned/inspected though.
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I'm in no hurry. I waited a year for my RAM clutch... but if you are serious about making them, and if I can pay something to you and Phil, count me in.
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That's a true shed-load of stuff in there.
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Australian-designed parts make small things bigger and improve lubrication. Lucky-Phil extension Roper Plate I'll take 2 extensions and call the Docc if I can ride for more than 8 hours. New thread for Chuck-Phil-A to keep track?
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So the crankshaft is not salvageable? It cannot be machined and re-used? I could break my spare engine and get the crank out. Let's talk when you know everything you need - maybe connecting rods too. The Blue-labbio (remind me what you actually decided to call it) MUST rise from the ashes like the mythical bird that it is the namesake of that other city in Arizona.
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Let's see your personalized plates - with explanation/decoding if needed. Here's MG SCURA on a special-issue 1960's nostalgic plate issued by California DMV. I thought it would be self-explanatory, but apparently some people think MG is a British Company... that could have possibly made some motorcycles...
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I wish I had not read that... Now I want a CF tank for my Scura.
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That's how I feel about it - but then I remind myself "you don't know what you don't know" and I try to play it safe by following recommendations. I mean, somebody put some thought into the recommendations... That being said, I'll put anything that's remotely similar into the crankcase to top it off - especially if I'm getting close to an oil change. That's what the blues is all about:
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...and save the cocktails for the lawn equipment.
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Craig - you're really moving fast on it. Hopefully you've caught it soon enough that it repairable without major investment (other than time, of course).
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Phil - I agree that a motor can run a long time on low pressure. My LeMans surely did - we had some discussion a while back about the problem I had with that bike (I was first alerted to it by the LOP warning light at idle). A gauge helped me diagnose the problem, which turned out the be two tabs missing from the oil journals (upper sump gasket). Here's the thread: http://www.v11lemans.com/forums/index.php?showtopic=19114 It's Ironic that the problem would have been solved if I had just put in a Roper plate, because that would have caused me to replace the gaskets (but no plates were available at the time). It's a good argument that no new bike comes with a pressure gauge - and many cars don't have them either (and if they do, they're usually just L to H - no numbers). I think I had a very rare problem where a gauge actually helped figure it out (I mean really... who puts an engine together with no gasket surface around the oil pump's oil journals?) It never occurred to me to suspect that as a problem. It seems to me, that an oil pressure gauge could give an early warning regarding any internal, pressure-robbing oil leak. I imagine that a loosening oil filter would show the same symptoms as I experienced with two pieces of missing gasket. Therefore, I think that a gauge could give ample warning when a filter starts loosening (assuming a person wanted to look at it.) And I think a lot of people don't notice when a light fails to turn on. The hose clamp, of course, works for anyone who is willing to remove the lower sump at each oil change. I'll give one other reason for a gauge - but this is just me. I know I don't NEED a gauge, but I think it's cool. It's just personalization and adornment for my bike - totally irrational. But jeez, if I was rational, I'd still have my BMW R1100RT.
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Have my eye on a 2001 Greenie V11 Sport. I spotted a Greenie at the MGNOC national rally this year and immediately fell in love it, so I got to get one!! Fly and Ride. https://phoenix.craigslist.org/evl/mcy/5684352803.html no association with seller, disclaimer, disclaimer, etc.
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My LeMans maintains over 20psi at idle (since I fixed my internal pressure problem). I agree that another gauge might not look good on a naked bike, but a set of multi-gauges would be nice (like the motratech). Too bad Speedhut doesn't make a 3 3/8 Speedo/Oil Pressure combo gauge. I'd buy that. should you decide to, I'd like to follow the process:) did you add to the LM or was it already on it? I added the gauges to my LeMans - and tried 2 different versions for the oil pressure. There is a lot of room for gauges behind a LeMans fairing. Details are in the Installing Speedhut Gauges thread: http://www.v11lemans.com/forums/index.php?showtopic=19038&page=3
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Oh crap. I assume you're going to want to do some improvements to the motor, which could take a while. I still have the complete motor from my parts bike. Do you want to borrow it so you'll have something to ride while you rebuild yours? Or if you want to buy it, we could talk about that too. I'm taking my daughter back to Flagstaff, AZ for school next weekend, we could drive through Phoenix with the motor in the truck - and meet you there. This makes me want to put an oil-pressure gauge on my Scura. I really like having the oil pressure (and voltmeter) on the Lemans. The warning light basically only works when it's too late. A pressure gauge tells you what's going on.
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I have a spare gearbox, but it's with me in California. Sending PM in case a used one is a viable option for you.
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I think mechanics generally go by estimating guides provided by the factory. Ask him to explain why it takes 12 hours. For comparison, I think I could do a complete clutch in 12 hours and I tend to go slow and read the manual while I do the work. It is a big job (you've got to remove either the engine or the transmission), but I think someone who's done it a few times could go faster. I doubt it can be done in less than 8 hours though.
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With that topic title, I did not expect to see such a major bummer. Here's hoping it's something simple/easy. Can a starter motor stay engaged and cause these symptoms after 30 seconds of running? I assume you'll be draining the oil and possibly dropping the sump soon - to check for evidence. As for what's in the realm of fantasy - I know you wanted a Turbo K75s. How about a turbo V11? Whatever the case, best of luck - and get it done before winter (aka riding season in Tuscon).
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Get a RAM ball that screws into the mirror mount. I think it's an M10 thread. Then, with some RAM arms and various holders, you can put whatever you want on it. I mostly use a handheld GPS, but here is an iPhone holder converted to a hand-drawn map-window.
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I don't think anybody mentioned the age of the tires yet. You might want to check the date codes for date of manufacture and see if you're comfortable with that age of tire. If you get new tires - put some angled valve stems in at the same time to make checking pressure easy.
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I have the same Hyperpro as JB on my LeMans. I also found it to be an improvement, but I don't think the Sachs was in good shape at the time (so not a totally fair comparison). I like the fact that I could buy the unit relatively inexpensively, they set it up based on my weight and riding style, and that the external reservoir and related adjustments can be added later (for a price), during a rebuild. If I could vote twice, I would have clicked Ohlins for my Scura. It's better, but some of that may be due to the forks also being better. The same road just feels smoother on my Ohlins-Scura vs my Marzocchi-Hyperpro-LeMans.
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Just wondering... do you have much experience riding? If not, can I please suggest the following: Take a motorcycle safety class. Many classes include portions of (or all) the license requirements. I think it varies state by state. Buy a smaller, used bike and ride it everywhere for a few months. Dual-sports (such as Suzuki DR400s) are great learner bikes, nobody cares if you drop them a few times, and there's always a market for them. Then sell it when you feel comfortable on the V11.