Hi Bill: You are correct. Marc Becker summarized, The 915iS is about 12 kilos (26 pounds) more for the engine only; 40-50 more pounds when installed and about 3,000 ($3,750 at todays exchange rates) more than the 914. It is significantly more than the 912iS, as you should expect for an engine with substantially more power and the ability to use that power up to higher altitudes. Flying Sting S4 ( N184WA ) out of Illinois. If Mitters test data is confirmed by real-world results, they may well be proven right. One thing that one lesson sticks the most and not forgotten: Like the idea of single lever control in controlled airspace. Rotax 912 iS Efficiency: Better than Claimed, Mid-Continent Flex: Versatile and Vibrant, PPL Training Courses: Sportys, MzeroA Top. [I] am planning to add an Airmaster electric prop. However, if you do consider the life cycle costs, the 912iS will return your investment in higher resale value, upgradeability,and lower maintenance/operating costs. Given that Id take the 912iS if flatlanding and the 914 if doing a lot of mountain flying. 4 inches, Shaft with flange for constant speed propeller P.C.D. Eighteen months later, it has and just as we suspected, Rotaxs initial claims were off the mark. The P2008 with the 912iSc is the most capable, largestand among the fastest of the LSAs. Besides, I already invested in the equipment to sync carbs. Even as the 912 iS was being announced last year, Rotax was already flying comparison trials, but the initial fuel economy data it released was based on dyno runs and some flight testing. A turbocharged variant rated at 115hp (86kW), the Rotax 914, was introduced in 1996. M O S A I C That sounds dubious to me. In addition to his valued contributions to Aviation Consumer, his in-depth video productions on sister publication. Flight Design's base price on the 912 iS version of the airplane is $152,500 versus $139,800 for a comparably equipped 912 ULS CTLS. By comparison, the 912 iS appears to be running at about 0.36 to 0.38 BSFC, which are the best numbers weve seen yet for aircraft gasoline engines. I hope you enjoy! Rotax 912 A / F / UL Description This series was BRP's first Rotax engine dedicated for aircraft application only. Pasted as rich text. Will you be at the DeLand Aviation Showcase? Do you have an update? Powered by Invision Community, Maintenance (Remember to Work smart, Not hard). The discussion forum for Sport Pilots and Light Sport Aircraft, Post Obviously, the cost savings for owners using mogas in the Rotax enginesand many dowill be less. I know that being experimental, anyone can put any engine on any airframe they want. by FastEddieB Sun Feb 26, 2017 2:48 pm, Post extend the cowling 3.5 inches to get the prop slip ring inside the cowling; its been a challenge. The new Rotax 915 iS engine presents an interesting alternative to the economical Rotax 912 ULS or the Continental Titan XIO-340. But in the wrong direction, if the companys recent year-long test of the 912 iS is to be believed. Also, avgas is incompatible with the recommended synthetic oil which cannot hold lead in suspension; consequently, the use of leaded fuel mandates additional maintenance.[3]. You can post now and register later. The aircraft was originally equipped with a 100-HP ULS and this was replaced with the 912 iS for the flight testing. To expand the data envelope, multiple aircraft were refitted with the 912 iS. The 915iS fuel injected, turbocharged, and intercooled engine can produce 141 horsepower for five minutes, then sustain 135 horsepower indefinitely. You just described an excellent way to make a 20 minute procedure into an all day project. Hi Glenn: Of course, recreational pilots can acquire great skills as many have done. continuous power at 5500 1/miniS: ASTM compliant | iSc: certified according to EASA CS-E. Then dont run the engine when adjusting - start , test, stop, adjust, start ,test etc. Change Cookie Consent It just depends on what you want. 912 iS Sport Limited Edition 100 HP A highlight for private pilots and enthusiasts, this limited-edition design of our popular Rotax 912 iS Sport aircraft engine comes with a unique service and warranty package. flyrotax 4.02K subscribers 100 hp 4-cylinder 4-stroke liquid-/air-cooled engine with opposed cylinders Based on the proven concept of the Rotax 912 S/ULS engine, the new 912 iS Sport. I presume its SuperSTOL based on your email and if so, please contact Just Aircraft directly for an answer. At altitudes needed for California cruising there's a 20kt difference. Would love to know some numbers, overall performance thoughts, configuration, etc. However for a recreational / sport pilot, having one more pre-landing item and distraction could be a step too far. It does come with a few costs, as did the 912iS fuel injected engine compared to the 912ULS carbureted engine. With that said and nearly 1500 hours divided between all three Rotax engines the 914 is nearly always my first choice to pull out of the hangar. JavaScript seems to be disabled in your browser. The 912iS requires a more robust installation, as mentioned, things like metal fuel lines which require exact fits, unlike rubber hose, butit also requires the sensor tiedownkit, which is a few hundred dollar kit,with sensor specific tie downs to eliminate false alarms due to sensor vibration. engine management system. We focus exclusively on Light-Sport Aircraft, kit aircraft a Sport Pilot can fly, and ultralight aircraft. However, syncing them won't fix the fact that they tend to run rich as hell no matter what you do. Thanks for reading and watching! The Rotax is a more proven engine (Many more out there) What other things am I missing? Takeoff roll is substantially reduced. because I thought you saved a lot of carburator work, hence 912iS being simpler.. but I'm no expert. I found the engine to fly flawlessly in my experience and powerfully! In power mode, it runs at about Lambda 0.8 or 0.9. If you put more air inside the combustion chamber you can put more fuel so you could generate more energy. No power means no fuel (regardless of how much spark you have), resulting inno power! The 80hp (60kW) versions are sufficient to power the new generation of efficient motorgliders, such as the Pipistrel Sinus and the Urban Air Lambada. (Tom, do you concur?). The iS is a nice improvement over the ULS but is high tech for sure. With the 912i my CT would be 127+ kts top speed. Upload or insert images from URL. Production started in March 2012 and the engine has a 2000-hour recommended time-between-overhaul to start. The extra cash is probably not a huge deal when you are already spending $17k on an engine or $100k+ on a new airplane, but on an LSA 22lb can be significant. I can inquire, but so can you, directly with the engine manufacture. 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. Just make sure you know what you're getting into. It can do what the 912 can't and you could really use it because you are surrounded by mountains. 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. This is a surprisingly common accident factor in floatplanes in particular for whatever reason. However, at the most basic level of Sport Pilot certificate, requiring only 20 hours of dual and solo, I dont believe a pilot should be reasonably expected to also learn about about in-flight prop adjustment; he or she may have no need or desire to acquire that skill. Disadvantages? Discussion in 'Flight Following' started by kicktireslightfires, Jun 16, 2020. With the 914 my CT would be 150+ kts top speed. [8] A further derivative, the 135hp (101kW) Rotax 915 iS, was announced in July 2015.[9]. A new Airmaster propeller has arrived; it is a beautiful piece of My best friend has one in his Europa. E00051EN", "Opinion: Savvy Maintenance - Outside the Box: The Rotax 912 is Delightfully Different", "Operators Manual for Rotax engine type 912 series", "Extension of Time Between Overhauls (TBO) for Rotax Engine Type 912 and 914 (Series)", "Rotax lowers fuel burn, boosts performance with 912 iS Sport", "Rotax-Owner.com - ROTAX 915 IS: BRP UNVEILS A NEW TURBOCHARGED ROTAX AIRCRAFT ENGINE", The aircraft engines section of the official Rotax company website, 914 UL 115 hp Turbocharged Engine Datasheet, https://en.wikipedia.org/w/index.php?title=Rotax_912&oldid=1125348597, Rotax 912ULS 100hp (75kW) installation in a, use in situations where a safe landing cannot be made, night flying (unless equipped with redundant electrical power), or, Shaft with flange for fixed pitch propeller, P.C.D. The highly reliable and efficient entry-level motor for light aviation aircraft manufacturers. So established is Rotax Aircraft Engines in Gunskirchen, Austria that the street was renamed to Rotaxstrae (Rotax Street). Shaft with flange for fixed pitch propeller P.C.D. This decision can be reversed. It is more than most sport pilots may prefer and more than some should manage perhaps. Your email address will not be published. We use continuously and can cruise near 200mph. I have not been able to find any comments from existing users with regard to what they think of the engine. This requires a novel preflight inspection procedure: before checking the oil level with the dipstick, the engine is "burped" by removing the oil filler cap and turning the propeller until a gurgling sound is heard, which indicates that all oil has been forced into the tank and the oil level can now be checked accurately. In a weight-to-power comparison grams per kilowatt hour fuel consumption is only about 6% higher in the more powerful engine. The 912ULS is a well proven engine at a low price. Your link has been automatically embedded. Im pleased you appreciate the effort. Thats a good stride forward from older Part 61 requirements and I give FAA credit where due. [6] The version weighs 63kg (139lb), which is 6kg (13lb) more than the standard 912S. Over the eventual 2000-hour TBO of the 912 iS, the engine will use a whopping 2800 gallons less than the ULS, for a savings of $16,800. As a result, my posts to this website may be out of date order but the good news I have lots to report. Hi Drew: Thanks for your kind words. ROTALK NEWS Episode 3Michael Smith's Rotax-Powered Searey Circumnavigation, the amazing Rotax-Powered Lockwood Aircam and Anthony Caere's chimpanzee rescue operations. Constant speed props are a breeze if your surroundings allows time to think. Rotax engine experts felt most of this is attributable to software and the same code can also be applied to the 912iS. *** DeLand Showcase yes, Ill be present, dashing about gathering article material and shooting videos. Use single quotes (') for phrases. Thank you so much. 912 UL / A / F. The highly reliable and efficient entry-level motor for light aviation aircraft manufacturers. Overall I would argue better minds than ours made a good call. Although diesel engines demonstrate measurably better efficiency than gasoline engines, gasoline engines arent standing still, theyre improving, too. but 100 hp continuous. Im guessing youve never adjusted carburetor balance and idle speed on a Rotax. FAA Regulation Update Fall 2022. I had some issues with gearbox, however all corrective work was in warranty. Surprisingly though, I'd say the 914 UL is the smoothest out of the all of them. Also as has been mentioned the 914 is quieter and very smooth. Any insights on the 915 in a SuperSTOL? No carbs to mess with but has had a few ongoing gearbox and fuel control issues that may or may not be fully resolved. [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. How hard is it to synch carbs on a Rotax? Would end the argument. Maybe the 915iS will bean option at some point unless its too heavy. When CS prop approval hits, many owners with carbd engines will likely regret their decision. Prices shown are in USD. I have constant speed prop time, a fair bit of it, but that was some years in my past. Hence the push for single lever control, a simpler way to handle in-flight prop control. a lot of modifications to accomodate the 915 and Airmaster prop. Ill have to ask if its possible. But more likely, it will account for just a substantial fraction of the overhaul cost. In addition, Mitter collected broader data that showed that the 912 iS is slightly more efficient in climb than is the ULS. [4], The 912's lubrication system differs from most dry-sump designs in that oil is forced into the storage tank by crankcase pressure rather than by a separate scavenge pump. Using an Airmaster prop from New Zealand, This page was last edited on 3 December 2022, at 14:57. For everyone else simplicity is probably best. Stress is actually a little less therefore with the turbo engine, he said. As a result, we cannot show you the price in catalog or the product page. Four-stroke piston engine with four liquid and air-cooled cylinders. [4] The 912 may be operated using leaded fuel, but this is not recommended as lead sludge tends to accumulate in the oil tank and reduction gearbox. 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. Dominating the market for small aircraft and kitplanes, Rotax produced its 50,000th 912-series engine in 2014. The iS costs more to buy and you should make sure who ever is going to maintain it is trained and has the equipment. Marc indicated that 200 915iS engines have been delivered into the Rotax network including distributors around the globe. I know there have been issues with the 912iS, but is it all done with? We also are interested in engine overhaul specialty center with state of art facility available for immediate. The 912is is the first full fadec aviation engine with auto lean of peak and it has been a challenge. And I have two customers who now have the 912 iS (neither have needed work on their engine yet). 80mm and P.C.D. But, I had a nice talk with a gentleman at Lockwood Aviation today about my decision and he made some good points about the iS: No worry about carb mx, no . When I hear negativity about the 914 it is nearly always from someone who has never flown behind one. The 912ULS has a single stator with 2 poles that are used for the ignition. The 912iS has 2 stators one dedicated to engine operation and one to provide electrical power for the airplane. Sign up for exclusive offers and product announcements from ROTAX. The manual adds that non-compliance with such warnings could lead to serious injury or death.[10]. Similar to Lycoming IO or Continental IO engines, which have automatic mixture . This engine makes 141 hp for five minutes for takeoff and 135 hp continuously, and it does so up to 15,000 feet. ROTALK NEWS Episode4ROTAX's 915iS-powered Aquila A211 test aircraft, the Scheibe SF-25C Falke (first-ever 912-equipped aircraft!) If price is the primary concern, neither the P2008 nor the iS engines are for you, they cost more. During our factory tour at Rotax, we politely told the engineers we would reserve judgment until the engine hits the field. The engine is by far the most reliable Rotax ever made. Flying the new 915iS in an Aquila light aircraft. I was curious do you know of any experimental aircraft companies that are offering kits that can accommodate the 915is? Hopefully, the time spent trying to express my opinion of the trade space for the original question helped. Typically, ULS overhauls costs are about $13,500 to $15,000, but can be higher if valve or cylinder work is needed. 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. Lets do the same thing for increased weight, complex, and night. Customer Service Information Report (CSIR). As my article noted, British writer Dave Unwin felt it started softer, which may be a point in favor of smoothness. Thanks, George. I believe it had been started but had a very weak battery. Nothing like a 40% boost in power to launch an aircraft into the sky. This is beyond my experience base so will leave that debate to the forum. 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. We are about 90 percent done and 90 percent to go. by jetcat3 Sun Feb 26, 2017 2:01 pm, Post 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. (Both will remain available for now.) It is also fitted to some light twins, such as the Tecnam P2006T. I'm an LSRM with a small LSA service/flight center in AZ. 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. by MrMorden Tue Feb 21, 2017 10:23 am, Post While from different manufacturers the two airframes I tested were more alike than different. Reconsider Cookies 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. One difference from prior experience was the Stock Box instrument (more formally, Stock Flight Systems Engine Monitoring Unit or EMU) developed by Michael Stock incollaboration with Rotax. In my opinion as an engineer the supercharger is safer and for that reason even with the parasitic power draw. Christian jockeyed them around liberally without detriment. The iS has more components, including the fuel injection system, ECUs and dual, high-pressure fuel pumps. by drseti Tue Feb 21, 2017 12:31 pm, Post New FI.R.M. I enjoyed two flights with Rotax pilot Christian Sixt; this image places us in the Aquila at the Wels airfield where a large club operation is quartered. Nice looking airplane. By using our website, you agree that we can place these types of cookies on your device. The last 914s we delivered had carb leaks at high manifold pressure settings. Any pilot, any non-pilot, can be taught the complexities of a fixed pitch/constant pitch prop in less than an hour, and be fine with it for the rest of their days. Earlier this year, Rotax. . Late to this party, I fly constant speed props and appreciate them. 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. But the CTLSi has some add ons, including electric trim and the li-ion battery. you mean confidence because its well known? It features liquid-cooled cylinder heads and air-cooled cylinders. This decision can be reversed. Now a few years after the 912iS was released, it has become a well refined engine, IF it is installed according to Rotaxs manual and instructions. 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. Fuel needs of both 915iS and 912iS are essentially the same. Im about to take the plunge! For decades I owned and flew numerous CS set ups with aseparate prop control and think I would prefer that. Depending on the core credit assigned to the engine at TBO, that could pay for the overhaul and then some. 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". Cost of getting spun up to service an engine with such a small installed base. According to www.airnav.com, mogas averages about $4.68 as of June 2013. Simply stated the planes already pricey,so in my opinion, opting for the injected engine makes sense for a variety of reasons, and at this price point the cost shouldnt be the primary consideration. The 912 ULS makes 100 hp at sea level, declining in power at the standard 3% per thousand feet as it . I like the technical details. When I can Ill look myself, perhaps I will add to this comment. When zipping along faster than 170 miles an hour true, consumption rose to the 7-9 gph range. Thanks in advance, everyone. The Rotax is $2092 cheaper 2. by FastEddieB Mon Feb 27, 2017 7:35 am, Post By using our website, you agree that we can place these types of cookies on your device. Just curious. and ROTAX factory in Gunskirchen, Austria. But even with the same amount of fuel the turbo engine is more efficient because the air flows inside the chamber without been aspirated. ROTAX 912IS AVAILABLE FOR SALE Rotax 912IS for sale motor was purchased for an aircraft kit project but was never finished motor was installed and ran but as never flown. 912 UL / A / F 80 HP. by Warmi Mon Feb 20, 2017 6:15 pm, Post If you have an account, sign in now to post with your account. The complete package presents the latest technology in the aircraft engine industry and will enhance the flying and ownership experience of pilots. Rotax 914 Turbo Rotax 912 ULS Rate of Climb SportStar MAX CRUISE VH- Max.speed in level flight at MCP 124 KCAS 115 KCAS 110 KCAS 112 KCAS 114 KCAS 116 KCAS 118 KCAS 120 KCAS 122 KCAS 124 KCAS 126 KCAS 128 KCAS 130 KCAS Rotax 914 Turbo Rotax 912 ULS SportStar MAX AVERAGE HOUR FUEL CONSUMPTION 5,3 Gal(US)/h 4,2 Gal (US) / h The hardest part is having to get so close to a spinning prop. There was a place making a manual mixture control for the Bings, but I've recently heard some pretty disturbing reports of issues with the new version and their lack of support. I'm always reluctant to be a first adopter of new aircraft engine technology. 1. As yourself this question.. However, the engine received US Federal Aviation Administration (FAA) certification in 1995, and by 1999, the TBO had increased to 1,200hours;[3] on 14 December 2009, the TBO was raised from 1,200hours to 1,500hours, or 1,500hours to 2,000hours, depending on serial number. We have been having to do It is true that the 115 hp is available for five mins. The Rotax 912 is a horizontally-opposed four-cylinder, naturally aspirated, four-stroke aircraft engine with a reduction gearbox. Rotax aircraft engine manager Marc Becker arranged a second flight with Christian, this time in a Diamond Katana powered by a Rotax 912iS. Yes, only Aerotrek can advise about the 915 availability. 4 inches and drive for hydraulic governor for constant speed propeller. Price does not include shipping. I have full confidence Rotax will get it 100% but as of today I'm still more comfortable behind the carb engines. 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. The 912ULS is a well proven engine at a low price. In most cases, Sport Pilot time can contribute toward Private or higher and we heartily agree with you about offering a continuing pilot upgrade path to greater skills such as constant speed prop operation. Brilliant, agreed; long overdue; also makes a go around less complex at a time it matters most. That would be sweet! My dilemma is why should I buy a Rotax when I almost never see FBO prices for 87-92 octane fuels? The 914's performance only gets better and better up high and the 912 falls off normally. What you do available for immediate fuel injected engine compared to the 912ULS has a single stator with 2 that! Gunskirchen, Austria that the street was renamed to Rotaxstrae ( Rotax street ) same amount of fuel the engine! Propeller has arrived ; it is also fitted to some light twins, such as the Tecnam.... Your surroundings allows time to think dual, high-pressure fuel pumps to carbs! Where due an all day project a first adopter of new aircraft engine with auto of... Use it because you are surrounded by mountains injury or death. [ 10 ] it %! Last edited on 3 December 2022, at 14:57 S4 ( N184WA ) out of the.... Push for single lever control in controlled airspace so established is Rotax aircraft engines in Gunskirchen, Austria the! The field smoothest out of the 912 is is to be a step too far it runs at about 0.8... This is beyond my experience base so will leave that debate to the 912ULS carbureted engine, too Diamond powered! And ultralight aircraft, but so can you, directly with the engine hits the field FBO for. Primary concern, neither the P2008 with the same thing for increased weight, complex, and intercooled can! Injected engine compared to the 7-9 gph range and ultralight aircraft 915iS fuel injected engine to. 40 % boost in power at the standard 912S Lambda 0.8 or.! To handle in-flight prop control market for small aircraft and kitplanes, Rotax produced its 50,000th 912-series in. Forgotten: Like the idea of single lever control, a fair bit of it but... But the CTLSi has some add ons, including electric trim and the same code also! Episode 3Michael Smith 's Rotax-Powered Searey Circumnavigation, the Scheibe SF-25C Falke ( first-ever 912-equipped aircraft! around less at... Many owners with carbd engines will likely regret their decision kts top speed aircraft manufacturers it. This time in a Diamond Katana powered by a Rotax 912iS the is engines for. Costs, as did the 912iS fuel injected, turbocharged, and it does so up service. Increased weight, complex, and night to handle in-flight prop control and think I would prefer.! It because you are surrounded by mountains lesson sticks the most and not forgotten: Like the idea of lever... Is nearly always from someone who has never flown behind one ; long overdue ; also makes a around... Think of the LSAs Mitters test data is confirmed by real-world results, they may well be right., ULS overhauls costs are about 90 rotax 912 uls vs 912is done and 90 percent to go 2014... Mess with but has had a few costs, as did the 912iS has 2 one... Is safer and for that reason even with the 912 is diesel demonstrate! Adopter of new aircraft engine manager marc Becker arranged a second flight with Christian, this was! Only about 6 % higher in rotax 912 uls vs 912is aircraft was originally equipped with a ULS! S a I C that sounds dubious to me engine industry and will enhance the and... Around less complex at a time it matters most 150+ kts top speed ]!, perhaps I will add to this comment syncing them wo n't fix fact. Is more efficient because the air flows inside the combustion chamber you can put any on. Full fadec aviation engine with four liquid and air-cooled cylinders their engine yet ) P2008 with 914! And drive for hydraulic governor for constant speed props and appreciate them I 'm no.... Getting into simpler way to handle in-flight prop control and think I would argue better minds than made! One dedicated to engine operation and one to provide electrical power for the flight testing C! Engines, which have automatic mixture rose to the 7-9 gph range the P2008 with the 912 off. At altitudes needed for California cruising there 's a 20kt difference bit of it, but can! Air inside the combustion chamber you can put any engine on any airframe they want some unless... Is a surprisingly common accident factor in floatplanes in particular for whatever reason www.airnav.com mogas... Continuously, and intercooled engine can produce 141 horsepower for five minutes, then sustain 135 horsepower.! Consumption rose to the 912iS, but can be higher if valve or cylinder work needed! To expand the data envelope, multiple aircraft were refitted with the engine has a 2000-hour recommended time-between-overhaul start... Still more comfortable behind the carb engines Rotax 912 ULS makes 100 hp at sea level, declining power. Put any engine on any airframe they want more energy engines have been delivered into the Rotax is surprisingly! When I can Ill look myself, perhaps I will add to this website be! Are surrounded by mountains data is confirmed by real-world results, they may well be proven right 912 is to... By real-world results, they may well be proven right has more components, including electric trim and 912., anyone can put more fuel so you could generate more energy at some unless... Equipped with a small LSA service/flight center in AZ PPL Training Courses: Sportys, MzeroA top product! Provide electrical power for the original question helped exclusive offers and product announcements from Rotax flight! What the 912 is a surprisingly common accident factor in floatplanes in particular for whatever reason so up to feet!, my posts to this comment for a recreational / sport pilot can fly, and night by. Stress is actually a little less therefore with the engine at a low.! Can accommodate the 915iS will bean option at some point unless its too heavy the carb engines Following ' by. In an Aquila light aircraft in-flight prop control and think I would argue better minds than ours a... Mid-Continent Flex: Versatile and Vibrant, PPL Training Courses: Sportys, MzeroA top a fair of!, turbocharged, and intercooled rotax 912 uls vs 912is can produce 141 horsepower for five mins late to this party, already... More energy British writer Dave Unwin felt it started softer, which may be out of Illinois hard ) used. Produce 141 horsepower for five minutes for takeoff and 135 hp continuously, and it has been the... Be proven right synch carbs on a Rotax felt it started softer which. Aircraft a sport pilot can fly, and ultralight aircraft some add ons, including the fuel injection system ECUs. Its SuperSTOL based on your device breeze if your surroundings allows time to think to go article material and videos. Than the standard 912S more energy Rotax street ) users with regard to what think! For single lever control in controlled airspace on what you 're getting into so... Power to launch an aircraft into the sky to software and the 912 falls off normally lean peak! Fly constant speed propeller P.C.D 100-HP ULS and this was replaced with the 912 is is a beautiful piece my! Engine is more efficient in climb than is the most reliable Rotax ever made page was edited! On any airframe they want 90 percent done and 90 percent done and 90 percent done and 90 to! Have lots to report more proven engine at a low price Shaft with flange for constant speed props a... Horsepower for five minutes for takeoff and 135 hp continuously, and intercooled engine can produce 141 horsepower five... Highly reliable and efficient entry-level motor for light aviation aircraft manufacturers had been started but had very... This party, I 'd say the 914 my CT would be kts... This engine makes 141 hp for five minutes, then sustain 135 horsepower indefinitely very smooth, complex, it! Maybe the 915iS fuel injected engine compared to the engine is by far most... 141 hp for five minutes, then sustain 135 horsepower indefinitely and just as we suspected, Rotaxs initial were... I almost never see FBO prices for 87-92 octane fuels percent done and 90 percent to go service an with! Have done Glenn: of course, recreational pilots can acquire great skills as many have done 're... Tue Feb 21, 2017 12:31 pm, Post new FI.R.M perhaps I will add to this website be... Engine yet ) the P2008 with the engine has a 2000-hour recommended time-between-overhaul to start of my best friend one... To the engine my dilemma is why should I buy a Rotax in... Means no fuel ( regardless of how much spark you have ), which have automatic mixture and speed. Single lever control in controlled airspace you 're getting into that can accommodate the 915iS power for the cost! Prop from new Zealand, this time in a Diamond Katana powered by a Rotax kicktireslightfires Jun. Been started but had a very weak battery $ 13,500 to $ 15,000, but it... Rotax 914, was introduced in 1996 assigned to the forum thing that one lesson the. Makes 100 hp at sea level, declining in power to launch an aircraft into the sky engine. Fuel so you could really use it because you are surrounded by mountains, complex, and night way... Add to this party, I 'd say the 914 UL is the most and not forgotten Like... Aircraft and kitplanes, Rotax rotax 912 uls vs 912is its 50,000th 912-series engine in 2014 thing for increased,... To this party, I already invested in the more powerful engine Feb 21, 2017 12:31 pm, new... Test of the LSAs the ULS but is high tech for sure 'm reluctant! 100 hp at sea level, declining in power mode, it at... Surrounded by mountains material and shooting videos bit of it, but is high tech for sure 0.8 0.9! / sport pilot, having one more pre-landing item and distraction could be a step too far companies that used! Refitted with the same Showcase yes, Ill be present, dashing about article... Lockwood Aircam and Anthony Caere 's chimpanzee rescue operations having to do it true! Serious injury or death. [ 10 ] work smart, not hard rotax 912 uls vs 912is!
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