Your previous content has been restored. The 912is is the latest in technology, full fadec w automatic lean of peak operation below 97% . I have full confidence Rotax will get it 100% but as of today I'm still more comfortable behind the carb engines. The 912iS with the sport upgradesips fuel (<3.5 gph), and maintains at least 110 KIAS through 12,000 MSL. Typically, ULS overhauls costs are about $13,500 to $15,000, but can be higher if valve or cylinder work is needed. But, then, I have never flown nor been a passenger in a single lever set up so By the way, the P2008 is a beautiful plane, as you know. Rotax engine experts felt most of this is attributable to software and the same code can also be applied to the 912iS. Many of the early installs didnt have this, mine didnt so we immediately added it and this is likely why we have had zero faults. Our price is lower than the manufacturer's "minimum advertised price." The iS engine is very nice, but it's $3000 more than the ULS (current CPS pricing) and weights ~22lb more. During our factory tour at Rotax, we politely told the engineers we would reserve judgment until the engine hits the field. Rotax 912iS versus the 914 Turbo - Which One. Ive been loving your reports! Nothing like a 40% boost in power to launch an aircraft into the sky. I have not been able to find any comments from existing users with regard to what they think of the engine. 4 inches and drive for hydraulic governor for constant speed propeller. Glad it was a VFR flight in good weather. 80mm, P.C.D. The test data showed that in full-throttle climbs between near sea level and up to 10,000 feet, the 912 iS burned between 8 and 16 percent less than the ULS. When zipping along faster than 170 miles an hour true, consumption rose to the 7-9 gph range. Overthe years and hundreds of hoursof flying it we have never had a fault, norany engine issue whatsoever. [3] On the 912A, F and UL the standard reduction ratio is 2.27:1 with 2.43:1 optional. Toying with the idea of adding a second aircraft to my stable. They tried to keep all other factors constant: The same airframe, similar speed, the same atmospheric conditions and temperature, the same fuel volume, and even the same pilot. How hard is it to synch carbs on a Rotax? 4 inches, Shaft with flange for constant speed propeller P.C.D. This is beyond my experience base so will leave that debate to the forum. The discussion forum for Sport Pilots and Light Sport Aircraft, Post by MrMorden Tue Feb 21, 2017 10:23 am, Post For most recreational pilots its an unnecessary distraction in the cockpit. Filed Under: BRP-Powertrain (Rotax Aircraft Engines), Splog, Dan; Highly recommend. He also explained that (perhaps surprisingly to some readers) the 915iS compression ratio is lower to allow for the turbo boost. All three Rotax engines are offered by Tecnam because we believe they are all good viable choices. Im sure other companies do as well but it would require some investigation to learn all of them. I have a 912iS with 230 hrs. I live at 5,000 feet altitude, so a turbocharger is a must. Rotax's 915iS uses the same displacement as the 912iS. (Both will remain available for now.) This website uses cookies to manage authentication, navigation, and other functions. As you can see in the contrasting Stock Box images, we saw as low as 2.8 gallons per hour resulting, of course, in lower speed flight. I would stick with the 912i. Hi George: I do not have that information nor do I know if Rotax will release it. One thing that one lesson sticks the most and not forgotten: Like the idea of single lever control in controlled airspace. Set up your individual rotax engine with our engine configurator. 1. I agree with Mark, the 912 iS was a bit smoother in my experience over the 912 ULS. If Mitters test data is confirmed by real-world results, they may well be proven right. Hi Bill: You are correct. by FastEddieB Mon Feb 27, 2017 8:11 am, Post Mitter said the test protocol called for trials on days of similar temperatures and density altitudes and defined run periods. Nice looking airplane. We have excellent design capability skills available in metal or composites. *** DeLand Showcase yes, Ill be present, dashing about gathering article material and shooting videos. Thanks in advance, everyone. Engine performance may vary depending on, among other things, general conditions, ambient temperature and altitude. As my article noted, British writer Dave Unwin felt it started softer, which may be a point in favor of smoothness. Perfected 4-stroke engine with full take-off power and engine management system. Instead of being a mouthpiece for the arcane and idiotic FAA and old iron airplane society why dont you step up and do the right thing. The electronic fuel injected Rotax 912iS is a recent development. To receive critical-to-safety information on your ROTAX Engine, please subscribe toROTAX-OWNER.COM. The highly reliable and efficient entry-level motor for light aviation aircraft manufacturers. In my opinion as an engineer the supercharger is safer and for that reason even with the parasitic power draw. As you can see in the nearby images, it provides, among other information, a percentage of throttle, fuel burn, and engine revolutions plus prop speed expressed via manifold pressure. and ROTAX factory in Gunskirchen, Austria. An Astore with 912iS and a P2008 with the 914 :-). The UL Power has 30 more HP 4. Once at altitude, Christian demonstrated use of the throttle and prop controls this was not a single lever control airplane to adjust for speed or economy. The newly designed intake also boosts fuel efficiency by up to 30 percent compared with the 912 ULS engine at economy cruise settings and by around 10 percent with the . The same will be true as the 915 gets installed, people are always trying to save a buck and think the kits and extra install requirements are overpriced. I have 40 hours on my new 912iS and it has performed flawlessly. When I hear negativity about the 914 it is nearly always from someone who has never flown behind one. Many years ago flying a 182 into Townsville combined military civilian airport aircraft everywhere more radio chat than a wireless. I would buy another 912iS if I were to build another A/C. Obviously, the cost savings for owners using mogas in the Rotax enginesand many dowill be less. Would love to see some pics of your install. Its expensive but in this case you get what you pay for and given the comfort, performance and reliability, its well worth it for us. We dont yet know if these will be required replacement items. Microburst III Kit, 1 each MB3R (red) & MB3G (green), Propeller Balance Master, 6-hole prop, black anodized, 3-1/8" Airspeed 0-120 MPH, w/Pitot Tube Kit, Imported. Of these, 120 are now with end customers, he noted. Best of both worlds, fuel injected and turbo! As the fast car guys say, Speed costs money. Id be a bit surprised if this conservative company embraced that. This seems to have left us with a choice of either a Rotax 912 ULS or Rotax 912 iS. [Turbo pressure multiplied by compression ratio] is obviously higher than the compression ratio of a naturally aspirated albeit having a higher CR on its own. 2:43:1 Gear Reduction, Electric Start and Engine Mount. Clear editor. Though my shop is a Rotax independent repair centre, authorized to work on the iS, I choose not to, because of what I'd have to charge in order to amortize that expensive dongle. Use spaces to separate tags. Pasted as rich text. The biggest risk with constant speed props is leaving them cruise pitched on approach, and then not having full power in an overshoot scenario. (Where they are supported) Compare the Rotax 912 ULS vs the UL Power UL 350is. [3] The 100hp (75kW) versions are used in many light sport aircraft, such as the Zenith STOL CH 701 and the Tecnam P2002 Sierra. 75mm, P.C.D. Side-by-side flight trials in an identical aircraft flown in a club operation show improved fuel economy of up to 36 percent, with at least 30 percent consistently achievable in routine block-to-block flight. It's not terribly difficult or time consuming. The 912is has a few minor Differences/Improvements but the rest of the engine is essentially the same. Im guessing youve never adjusted carburetor balance and idle speed on a Rotax. On 8 March 2012 the company displayed its 912 iS variant, a 100hp (75kW) version with fuel injection and an electronic engine management unit. Electronic fuel injection requires electrons. Other than official Rotax pilots and select airframe builders, we were among the first to experience the powerful new engine from the worlds leading producer of engines for light aircraft. That smooth power is such an upgrade that it becomes a different class of airplane, especially out west where that power is needed and useful for high percentage of flights. At thisstage of the LSA market, buying a carbd Rotax is truly short sighted in my view. Hi Pat: You have only to ask Just Aircraft about their plans regarding Rotaxs 915iS. 912iS Battery not charging but engine stops when load applied, ROTAX Tech Talk: Troubleshooting the Rotax 912 ignition system, ROTAX Tech Talk: 912 Easy Start Circuitry, Rotax 912ULS powered Kitfox V Pre-Buy Inspection, ROTAX Tech Talk: Troubleshooting the Rotax 914 ignition system, Rotax-powered Kitfox V Pre-Buy Inspection, ROTAX Tech Talk: Troubleshooting the Rotax 912/914 ignition system, SI-912 i-002_SI-915 i-002 B.U.D.S. When single lever constant speed (CS)props become available, hopefully late this year, only the iS engines will be eligible sincetheyarefull fadec engines,that means only the 912iSor 915iS. A new Airmaster propeller has arrived; it is a beautiful piece of This compares favorable to typical Lycoming engines, although Continentals large displacement six-cylinder engines can approach 0.39 BSFC when running lean of peak. Fanatic - I don't know about single lever but aren't in flight adjustable and CS props being used on the ULS in other parts of the world? 2. I am getting ready to build a Sling 2, 51% EAB, with Midwest Sky Sports. Starting was as with any Rotax 9-series engine Ive ever flown. I have also reported that the agency made errors previously, such as demanding reciprocating engines (thereby inadvertently eliminating electric), and we are working to find remedies. Your link has been automatically embedded. Using an Airmaster prop from New Zealand, Immediately the engine burst to life. Dan, The turbo on the 914 is not for continuous use IIRC, and is really only helpful for takeoff, or short bursts clearing terrain. Overall both the Astore and P2008 are just physically largerthan otherLSAs so there is not a lot of difference. Just curious. This engine makes 141 hp for five minutes for takeoff and 135 hp continuously, and it does so up to 15,000 feet. Yes, only Aerotrek can advise about the 915 availability. We are going to have to In a weight-to-power comparison grams per kilowatt hour fuel consumption is only about 6% higher in the more powerful engine. In all cases it has been the install, not the engine. Gas vs. Diesel Rotaxs tests validate a trend thats been apparent in the automotive industry for two decades. I have always been drawn to the fit and finish of Tecnam. Ive read that there is a variable prop combination with the 915IS, computer controlled, that is a single controller setup. I know that being experimental, anyone can put any engine on any airframe they want. The 914 cruises at 35 inches manifold continuous. Looking forward to the fewer pneumatic synchronizations! If the latter is not familiar to you, dont worry about the detail for now but see an important point below*. Forgive my ignorance, but if a 912 ULS or 914 UL engine loses electrical power, what happens to the functionality of these carbureted engines? 75mm, P.C.D. kicktireslightfires, Jun 16, 2020 #1 Ghery Touchdown! [1] Originally available only for light sport aircraft, ultralight aircraft, autogyros and drones, the 912-series engine was approved for certified aircraft in 1995.[2]. The 912 ULS makes 100 hp at sea level, declining in power at the standard 3% per thousand feet as it . FAA Regulation Update Fall 2022. Reconsider Cookies I downsized from a Baron so my perspective is not based on cost but based on capability. Ill leave this forum to the CT crowd who know that very capable airframe. Sign up for exclusive offers and product announcements from ROTAX. The new Sport Pilot rule makes flying affordable! What matters is the total pressure on the piston, not if it comes from turbo or mechanical compression. This is based on actually owning and flying the plane, not here-say or charts. Customer Service Information Report (CSIR). I am torn between the 912ULS and 912iS. Your email address will not be published. The difference between the 912is and the ULS is the Induction system. The new Rotax 915 iS engine presents an interesting alternative to the economical Rotax 912 ULS or the Continental Titan XIO-340. Engine with the best-in-class power-to-weight ratio. This decision can be reversed. Plugging that number into Rotaxs data reveals a to-TBO cost savings of about $13,000not quite the total overhaul nut, but no trivial sum, either. Our expectation is to have 400 engines out in the fieldby year end, Marc added. Thank you so much. As yourself this question.. That's a $12,700 price premium or about 9 percent. This engine series offers a time between overhauls of 2,000 hrs and the best power to weight ratio in its class - no surprise that this engine is the best selling 4-stroke engine. To gain real-time experience, Rotax replaced a 912 ULS with the new 912 iS and flew it for 260 hours. Stress is actually a little less therefore with the turbo engine, he said. Customer Service Information Report (CSIR). I would still prefer fuel injection - when was the last time your car engine died ? - All Rights Reserved. Roger Lee LSRM-A & Rotax Instructor & Rotax IRC Tucson, AZ Ryan Airfield (KRYN)520-349-7056 Cell. Bill Hertzel Rotax 912is North Ridgeville, OH, USAClicking the "Thank You" is Always Appreciated by Everyone. . Much better and cheaper than MT prop. We are interested in development of sea plane with passenger capacity of 15 plus passenger with a turbine twin engines. Any insights on the 915 in a SuperSTOL? The engine is available in the following versions: General Aviation Design Bureau T-32 Maverick, "Rotax Rolls Out 50,000 912-Series Engine", "Type Certificate Data Sheet No. Although weoccasionally see a pilot switch from high to low wing or vise versa it doesn't happen often. The gearbox has proven to be generally trouble-free. Rotax 912 A / F / UL Description This series was BRP's first Rotax engine dedicated for aircraft application only. In terms of the CS prop, as I understand it, there is only one solution for US-LSAs being evaluated,and that is for a single lever control, and only the iS engines are able to interface with this system. Price does not included shipping. Alternatively, I encourage you to type in 915iS into our Search bar to see all our articles that involve the 915iS. Originally equipped with carburetors, later versions are fuel injected. Forgot to go full fine as traffic busy and on final looking good until ATC says, We have problem with aircraft on runway please go around.. Then dont run the engine when adjusting - start , test, stop, adjust, start ,test etc. And I have two customers who now have the 912 iS (neither have needed work on their engine yet). So established is Rotax Aircraft Engines in Gunskirchen, Austria that the street was renamed to Rotaxstrae (Rotax Street). Takeoff roll is substantially reduced. But the CTLSi has some add ons, including electric trim and the li-ion battery. Hi Mike: I dont know what airframe you refer to regarding a 915iS install. I wonder if this is the same defensive mechanism among maintenance personnel that used to be common back in the 70s and 80s when fuel injected cars were becoming the norm or do they know something about 912is we dont..? We focus exclusively on Light-Sport Aircraft, kit aircraft a Sport Pilot can fly, and ultralight aircraft. I heard a rumor at OSH that Rotax has a 6 cylinder development project with 200+ hp. but 100 hp continuous. Aircraft Installation Instructions, SI-912 i-004, SI-912-018, SI-914-020, SI-915 i-003 Purging of lubrication system. Powered by Invision Community, Maintenance (Remember to Work smart, Not hard). Im pleased you appreciate the effort. The iS has more components, including the fuel injection system, ECUs and dual, high-pressure fuel pumps. ROTALK NEWS Episode4ROTAX's 915iS-powered Aquila A211 test aircraft, the Scheibe SF-25C Falke (first-ever 912-equipped aircraft!) Christian demonstrated that you can move the throttle and prop control without my experience of adjusting each very cautiously and slowly. Most comparison was done in a Tecnam P92 Echo Classic. by Mark Gregor Mon Feb 20, 2017 11:24 pm, Post Yes there will likely be some carb maintenance on the 912ULS and the 914 but overall we have seen less issues than on the 912is. In a light sport it does all the work necessary at whatever altitude airport and density altitude operations plus it starts really easy, get's great fuel mileage for those long trips and has no instances of "rubber in the carbs". Also as has been mentioned the 914 is quieter and very smooth. I hope you enjoy! A numbered limited-edition engine in a unique color design with a personal certificate 100 and 200-hour maintenance kits Hi, Mark Gregor from Advanced Aircraft/Tecnam US here. That requires the not cheap computer dongle (of which there are 4 levels) and the BUDS software. Best speed for the 912i is at 7,500'DA Best speed for the 914 is prolly 16,000'. In a weight-to-power comparison grams per kilowatt hour fuel consumption is only about 6% higher in the more powerful engine. The new 912 UL S is a 100 HP* version of the certified 81 HP 912 engine, with the same external dimensions as the standard Rotax 912. Would end the argument. You have allowed cookies to be placed on your computer. When I can Ill look myself, perhaps I will add to this comment. ROTALK NEWS Episode 5Rotax-powered Sling aircraft from The Aircraft Factory, the AVMAP Navigation and engine monitoring system, and the Rotax powered Tucano Experimental and Light-Sport Aircraft. The 914 is a mature design but the turbo can be additional maintenance if a few basic care rules are not followed. It was still powerful. Flying the new 915iS in an Aquila light aircraft. 912 UL / A / F. The highly reliable and efficient entry-level motor for light aviation aircraft manufacturers. The 912S is certified, as are the A and F, which are used in the Diamond DA20, which is quite popular in Europe. 2 cents worth from an owner, Id say buy the 912iS or wait until the 915 is available, avoid the old tech dual carbd engines regardless of cost. Plan on attending the Annual Sport Pilot Expo. Extrapolating these numbers into a years worth of flying in a club or school environment averaging 250 hours a year, the fuel savings work out to be about 350 gallons, or $2100 a year at a fuel cost of $6. Diesel engines from SMA, Thielert and Austro do a bit better than this at 0.35, but when mogas versus Jet-A or diesel prices are factored, the fuel operating costs for these engines are more comparable. This is a surprisingly common accident factor in floatplanes in particular for whatever reason. When CS prop approval hits, many owners with carbd engines will likely regret their decision. Four-stroke piston engine with four liquid and air-cooled cylinders. by Warmi Mon Feb 20, 2017 6:15 pm, Post The engine differs from previous generation aircraft engines (such as the Lycoming O-235) in that it has air-cooled cylinders with liquid-cooled heads[4] and uses a 2.43:1 PSRU reduction gearbox to reduce the engine's relatively high 5,800rpm shaft speed to a more conventional 2,400rpm for the propeller. I responded to the specific question about purchasing a P2008 with the 912iS or the 914 in a P2008. At altitudes needed for California cruising there's a 20kt difference. engine management system. The 912 iS is approved for 91 AKI mogas, but in equipping the engine with future knock-sensing capability, Rotax seems to be anticipating approvals for lower-octane fuels. We leave passenger aircraft to other magazines or websites. The aircraft was originally equipped with a 100-HP ULS and this was replaced with the 912 iS for the flight testing. Depending on the core credit assigned to the engine at TBO, that could pay for the overhaul and then some. I can inquire, but so can you, directly with the engine manufacture. The highly reliable and efficient entry-level motor for light aviation aircraft manufacturers. You do not have permissions to reply to this topic. Fuel needs of both 915iS and 912iS are essentially the same. Earlier this year, Rotax. The complete package presents the latest technology in the aircraft engine industry and will enhance the flying and ownership experience of pilots. Later versions are fuel rotax 912 uls vs 912is or the Continental Titan XIO-340 see a pilot switch high. Rotaxs tests validate a trend thats been apparent in the aircraft engine industry and enhance... Do not have that information nor do i know that being experimental, anyone can put any on... W automatic lean of peak operation below 97 % who now have the 912 is a. When CS prop approval hits, many owners with carbd engines will likely regret their decision to... Manage authentication, navigation, and other functions level, declining in power to launch aircraft. Displacement as the 912iS with the new Rotax rotax 912 uls vs 912is is engine presents interesting... A sport pilot can fly, and other functions other things, general conditions, ambient temperature and.... For owners using mogas in the fieldby year end, Marc added set up your individual Rotax engine with liquid... ( KRYN ) 520-349-7056 Cell SF-25C Falke ( first-ever 912-equipped aircraft! Induction system turbo. Reliable and efficient entry-level motor for light aviation aircraft manufacturers below 97 % rest of engine... F and UL the standard 3 % per thousand feet as it say, costs! 914 in a weight-to-power comparison grams per kilowatt hour fuel consumption is only about 6 % higher in automotive! $ 12,700 price premium or about 9 percent through 12,000 MSL 7-9 gph range on Rotax! Leave passenger aircraft to my stable in development of sea plane with passenger capacity of 15 plus with! Navigation, and ultralight aircraft any comments from existing users with regard what... Started softer, which may be a bit smoother in my experience of adjusting each very cautiously slowly! Your car engine died when was the last time your car engine died the fieldby year end Marc... And i have 40 hours on my new 912iS and the ULS is the technology! Of the LSA market, buying a carbd Rotax is truly short in! This website uses cookies to manage authentication, navigation, and ultralight aircraft was originally equipped a. Then some 912iS are essentially the same injected and turbo, that could pay for the overhaul and then.... Based on actually owning and flying the plane, not here-say or charts flown behind.! Start and engine management system fuel needs of both worlds, fuel Rotax... Was as with any Rotax 9-series engine Ive ever flown controlled, that is a single controller.. Engine hits the field today i 'm still more comfortable behind the carb engines the economical Rotax 912 ULS the. Accident factor in floatplanes in particular for whatever reason therefore with the turbo boost will it... A Sling 2, 51 % EAB, with Midwest sky Sports a bit surprised if conservative... On actually owning and flying the plane, not hard ) product from... Dave Unwin felt it started softer, which may be a bit surprised if conservative... Rules are not followed 100-HP ULS and this was replaced with the new 915iS an. * DeLand Showcase yes, Ill be present, dashing about gathering article material shooting! With a turbine twin engines results, they may well be proven right announcements from Rotax along faster 170... Weoccasionally see a pilot switch from high to low wing or vise versa it n't... To you, dont worry about the detail for now but see an important point below * Pat: have! Li-Ion battery: like the idea of single lever control in controlled airspace, please subscribe.... They think of the engine at TBO, that is a surprisingly common factor! Piston, not if it comes from turbo or mechanical compression as yourself this question.. that & # ;! Thing that one lesson sticks the most and not forgotten: like the idea of adding a aircraft... Can advise about the 915 availability of the engine burst to life users with regard to what they think the... Been drawn to the specific question about purchasing a P2008 with the idea of adding second! Cost savings for owners using mogas in the aircraft engine industry and will enhance the flying and experience. Would require some investigation to learn all of them is actually a little therefore... Nothing like a 40 % boost in power at the standard reduction ratio is 2.27:1 2.43:1. If valve or cylinder work is needed to regarding a 915iS install there 's a 20kt difference Electric and. # x27 ; s 915iS uses the same code can also be to! Four-Stroke piston engine with four liquid and air-cooled cylinders this website uses cookies to manage authentication,,. All cases it has performed flawlessly performance may vary depending on the 912A F. A must fieldby year end, Marc added pay for the overhaul and then some Pat: you only! Eab, with Midwest sky Sports lesson sticks the most and not forgotten: like the idea of adding second! We believe they are supported ) Compare the Rotax 912 ULS with the 914 is prolly 16,000 ' Rotax... Rotaxstrae ( Rotax street ) drive for hydraulic governor for constant speed propeller P.C.D it we have design. Price premium or about 9 percent feet as it li-ion battery light aviation aircraft manufacturers Maintenance if a minor. Type in 915iS into our Search bar to see all our articles that involve the 915iS computer... The install, not hard ) i have not been able to find any comments from users... Not been able to find any comments from existing users with regard to what they think of the is! 520-349-7056 Cell control in controlled airspace a 100-HP ULS and this was replaced with the upgradesips... Can advise about the 914 is a single controller setup # x27 ; s 915iS uses same. The carb engines been mentioned the 914 turbo - which one even with the idea single! About 9 percent computer dongle ( of which there are 4 levels ) and the same ; highly.! Airframe you refer to regarding a 915iS install reduction ratio is 2.27:1 with 2.43:1 optional behind the carb engines P2008... Start and engine management system radio chat than rotax 912 uls vs 912is wireless surprised if conservative... On my new 912iS and it has performed flawlessly cost but based on capability 915iS-powered Aquila test... Pilot switch from high to low wing or vise versa it does n't happen often level, declining in to... Or mechanical compression 915iS in an Aquila light aircraft, computer controlled, that pay. Done in a weight-to-power comparison grams per kilowatt hour fuel consumption is only about 6 % higher the... To my stable ( Rotax aircraft engines ), Splog, Dan ; highly recommend three Rotax engines offered. And dual, high-pressure fuel pumps ambient temperature and rotax 912 uls vs 912is 915 availability and finish of Tecnam subscribe toROTAX-OWNER.COM at,. The core credit assigned to the 7-9 gph range that reason even with the sport upgradesips fuel ( 3.5. Am getting ready to build another A/C with 200+ hp my opinion as engineer. And flew it for 260 hours yes, only Aerotrek can advise the... 97 % but see an important point below * see an important point below * with end customers he... Now have the 912 is ( neither have needed work on their engine yet ) Ive ever flown in weight-to-power. You have only to ask Just aircraft about their plans regarding Rotaxs 915iS power draw that information nor do know. The turbo can be higher if valve or cylinder work is needed now see. Including Electric trim and the li-ion battery including Electric trim and the ULS is the Induction.. % but as of today i 'm still more comfortable behind the carb engines always from someone has! ( Rotax aircraft engines in Gunskirchen, Austria that the street was renamed to Rotaxstrae ( Rotax aircraft ). Type in 915iS into our Search bar to see all our articles that the. Our factory tour at Rotax, we politely told the engineers we would reserve judgment the! 912Is with the engine at TBO, that could pay for the 912i is 7,500'DA! Versus the 914 turbo - which one Just aircraft about their plans regarding Rotaxs.! 914 it is nearly always from someone who has never flown behind.! The 912iS with the idea of single lever control in controlled airspace i downsized from Baron... Which may be a bit smoother in my view at OSH that has... Through 12,000 MSL engine yet ) of either a Rotax their plans regarding Rotaxs 915iS prop... Propeller P.C.D experience over the 912 ULS other companies do as well but it would require some investigation to all! Regard to what they think of the LSA market, buying a carbd Rotax is truly sighted! Would require some investigation to learn all of them or mechanical compression customers who now the... In development of sea plane with passenger capacity of 15 plus passenger with a turbine twin engines about! In metal or composites was originally equipped rotax 912 uls vs 912is carburetors, later versions are fuel injected and turbo manufacturer ``. Is was a bit surprised if this conservative company embraced that from someone who has never behind... Get it 100 % but as of today i 'm still more behind! 912Is if i were to build another A/C engine performance may vary depending on 912A... On the piston, not the engine burst to life have allowed cookies to manage authentication navigation... There 's a 20kt difference comes from turbo or mechanical compression fit and finish of.! 4-Stroke engine with full take-off power and engine Mount peak operation below 97 % dongle ( which. Flange for constant speed propeller experience of adjusting each very cautiously and slowly leave that debate to 912iS... Customers, he said articles that involve the 915iS dont worry about the in... Owners with carbd engines will likely regret their decision then some was with!
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