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  1. X

    10/23 Raptor Video

    Complexity often also brings high end intensive labor for even basic maintenance & as mentioned, finding someone able & capable of doing it. Another issue for certified diesels, is they are usually ltd to 20k Service ceilings or below, mainly due to requirements involved in & demonstrating high...
  2. X

    The 'daydreamers' thread...post your craziest designs and concepts here

    https://www.nbcnews.com/mach/science/colossal-elevator-space-could-be-going-sooner-you-ever-imagined-ncna915421 a ton out there googling - elevator to space even moon stuff now - space elevator to the moon & mars..
  3. X

    Peter Sripol is at it again...

    delete - wrong thread
  4. X

    The 'daydreamers' thread...post your craziest designs and concepts here

    Years ago for whatever reason, thought to myself why not make/use an elevator to get stuff up in earth orbit..
  5. X

    do 4 stroke rotax engine valves rotate?

    Typical air cooled 4 stroke engines use Roto Coils http://www.aircraftspecialties.aero/roto-coil-assy-652112/ https://www.aopa.org/training-and-safety/air-safety-institute/valve-safety
  6. X

    Modern Aircooled 4-Cylinder Aircraft Engine Using Contemporary Engine Technology

    on the topic of cert motor design, thru bolts, jug(s) remove/replace etc https://www.aopa.org/news-and-media/all-news/2020/march/pilot/savvy-maintenance-risky-business
  7. X

    GM LE2 engine conversion

    wiki shows the engine also available for 2016-2019 Buick Encore Sport Touring https://en.wikipedia.org/wiki/GM_small_gasoline_engine
  8. X

    Turbo 4cyl build thoughts

    https://gmauthority.com/blog/2020/01/gm-ecotec-dragster-is-the-worlds-fastest-four-cylinder-video/
  9. X

    Engine Failure

    looks like the hog jugs are too big to fit 4 on vw cases
  10. X

    Turbo 4cyl build thoughts

    https://www.homebuiltairplanes.com/forums/threads/gm-le2-engine-conversion.32748/
  11. X

    Turbo 4cyl build thoughts

    have no idea about suitability but i think there is some pentastar activity that has been going on here & from that, followed a link to https://www.motorreviewer.com/engine.php?engine_id=168 https://www.homebuiltairplanes.com/forums/threads/2016-pentastar-engine-worth-considering.32918/...
  12. X

    Hello from Huntsville, AL!

    I'm new here too & totally blown away! cheers
  13. X

    Buy this crew a beer...!

    in the crab, had a nice steady extended flare just above the runway going there, to then fully settle on once, lots more force on this plopper
  14. X

    Hello from Middle Earth!

    I hate you ............i kid i kid Almost -40 here the other day cheers
  15. X

    2016 Pentastar engine... worth considering?

    did a quick search 'pentastar plastic intake'' https://dodgeforum.com/forum/jeeps/374968-serious-oil-leak-issue-2014-3-6l-3-2l-pentastar.html article 2016 https://www.underhoodservice.com/plastic-intake-manifold-leaks/ Hate when pulling a plug ..only involves...
  16. X

    Modern Aircooled 4-Cylinder Aircraft Engine Using Contemporary Engine Technology

    Options only available to the homebuilt/x-plane folks. "it undoubtedly also creates a high bar for entry that effectively discourages competition and protects the pricing power of legacy manufacturers." Sustained by stupid antiquated rules and or resulting in a monopoly, folks are highly...
  17. X

    Modern Aircooled 4-Cylinder Aircraft Engine Using Contemporary Engine Technology

    Folks who must go with a particular cert engine are certainly pixxed. Especially when high end engines known for (many years) trending early valve/guide wear issues that keep coming including major assembly issues (piston rings upside down.. thru stud nut case crack) from brand new.
  18. X

    Modern Aircooled 4-Cylinder Aircraft Engine Using Contemporary Engine Technology

    Also about rules/laws that may apply that can change sudden with major impact.
  19. X

    2016 Pentastar engine... worth considering?

    looking into this engine.... https://www.motorreviewer.com/engine.php?engine_id=167 dunno about plastic intakes these days, there were lotsa cracking/leak issues when they first came out ~ 2000 VVT also acts up, more parts, solenoids etc & maintenance can be a total pia .....led to what's...
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