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gandalph

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Everything posted by gandalph

  1. Note to the Moderator. A bit heavy handed there Mod. I answered him politely and wished him well with his project. No insults, no derogatory comments. What's the issue? See Even Ornis is laughing
  2. Ornis, 1. With respect, I did not suggest or imply that the wiki article you quoted was ambiguous. I merely drew attention to the modifier "early". That suggested to me that this problem was identified early in the development of the internal combustion engine. I'm happy to be proved wrong. 2. I asked if anyone had factual information with regard to wear and roller rockers in Jabiru engines. Your first hand information on solid lifters is valuable but doesn't relate to roller rockers. 3. I know what a tappet is, but thank you for explaining it. 4. Were roller rockers the wrong answer to a real problem? Quite probably. I wasn't suggesting that they weren't. I understand that CAMit does not use roller rockers on the CAE engines presumably with good sound and well researched reasons. 5. You ask "Who cares if the Jabiru set up wears or not?" Surely that's a rhetorical question? A final point about roller rockers - I think you'll find that they are still very popular with builders of high performance engines. The claim that they were abandoned due to excessive wear is misleading. I can understand your dissatisfaction with Jabiru engines given your experience with them. (edited..mod. Play nice)
  3. The qualifying adjective in the quote from Wikipedia is "early". I believe in general terms, i.e. not referring specifically to Jabiru engines, that problem has been solved for quite some time now. Does anyone have factual information on whether the Jab roller rocker set up suffers as suggested by the Wiki quote?
  4. That seems to bother you Ornis. What's the relevance to this thread?
  5. From what? You? Puleeeeeze!
  6. Hi Ctfarmer. Welcome to the zoo. There's lots of information in these threads, some good, some not so good and some (like in this thread), non existent. But that's the fun of it, sifting through the chaff.
  7. Not nearly as bad a reputation as Flying Tornado's have Down Under
  8. Yeah, what would those FAA guys know about fuel systems? Oh! Wait a minute, they're the guys that got the "failed" engine to run. I'm guessing they turned the inline fuel filter to fully open...........
  9. I heard there were black outs all over Qld:wink:
  10. This guy doesn't even have an in line filter OR a fuel shut off valve and he doesn't crash.
  11. Well for my money I'd always trust the armchair experts rather than the on site investigators especially when the on site investigators cant tell the difference between an in line fuel filter and a fuel shut off valve. Beats me how they got that wrong..... "The fuel shut-off valve was found in an intermediate position (not on or off) and there was no detent for the handle" Must be dark up there FT
  12. I think Merv saw the UFO being flown by Keith. Or maybe it was just a kite that was being flown by Keith?
  13. Congratulations Turboprop on outing yourself as a site moderator
  14. How much later in the day Keith? You've sounded the alarm, you've claimed to have seen smoke. When are you going to tell us where the fire is???
  15. Rolf, I hope you don't think I was being judgemental when I referred to your relative newness here. That was not my intention and if you read it that way then I apologise unreservedly. My suggestion that you do the research yourself rather than rely on the opinions of others here was based on the great polarisation of views expressed here. The article that Oscar linked was the one I referred to - thanks for that Oscar. I could have ferreted it out for you but I was under pressure from the minister for war and finance to do something other than sit at the computer.
  16. To be fair to Rolf, I don't think he was asserting that Jabiru wasn't the safest or that others were, he was asking for some facts to back up claims made they they were "the safest fuselage in the world" I believe one of the safest fuselages in the world is probably the one sitting on the ground at Canberra Airport that gets used for rescue training..... Kinda depends on the definition of Safe (and fuselage) dunnit?
  17. " Stay with the facts" Good luck with that Rolf! Easier by far to try herding cats. Yep I see now that you've been a member for a few years so you would've picked that facts are few and far between while opinions come at you thick and fast. The trick is sifting the 1.2 grams of gold bearing information from the tonne of overburden.
  18. The general consensus, even amongst those who are the most critical of Jabiru, is that the airframe is strong and has a good record of protecting its occupants. Perhaps, if you want proof, or counter proof, you could undertake the research for yourself rather than ask others to do it for you. As a starting point, there was an article quoted earlier (I think it was in this thread) that appeared to back up the assertion that Jabs were up there among the safest. That may assist. As a relatively new member of this site you may not yet have become aware that posters here are sometimes over enthusiastic with their language.
  19. Always controversial Oscar! Trying to take someone else's job when you know Spelling and grammar checking is Dazza's job.
  20. Video of flying the J2 with the Everel single bladed prop Stay to the end for a better look at how it works.
  21. Nurse! Nurse! He's out of bed again!
  22. It sounds good Don but applying that reasoning to other businesses would mean that BHP's head office should be on a mine site?, or the Confederation of Australian Motor Sport should be headquartered on Mount Panorama or somewhere similar? Where would you put the Department of Transport though? At an airport and a train station and a shipping port and a ferry terminal and a busy intersection ( well maybe in the very middle of a busy intersection would be ok ) . It sounds good as rallying cry to get the masses on their feet but it really doesn't stand up to scrutiny.
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