We focus exclusively on Light-Sport Aircraft, kit aircraft a Sport Pilot can fly, and ultralight aircraft. The difference between the 912is and the ULS is the Induction system. I prefer a supercharger over a turbocharger anyday. Im happy to talk more at our e-mail or even here. The 912ULS has a single stator with 2 poles that are used for the ignition. The price for the diagnostic software/interface is close to $1000. The electronic fuel injected Rotax 912iS is a recent development. * leaded, unleaded, AVGAS 100LL, Ethanol 10** max. Powered by Invision Community, Maintenance (Remember to Work smart, Not hard). Bill Hertzel Rotax 912is North Ridgeville, OH, USAClicking the "Thank You" is Always Appreciated by Everyone. The iS has more components, including the fuel injection system, ECUs and dual, high-pressure fuel pumps. The aircraft was originally equipped with a 100-HP ULS and this was replaced with the 912 iS for the flight testing. Fly with an instructor, show your competency and get signed off. After a 4-month break, we are back at it. The injected engines have/require among other things metal fuel lines, high pressure filters, and providesubstantially more electrical power along with over 27 engine sensors and dual redundant Engine Control Units (ECU). Facts . We end up discussing pros and cons of the Rotax engines regularly. 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. He also explained that (perhaps surprisingly to some readers) the 915iS compression ratio is lower to allow for the turbo boost. If you have an account, sign in now to post with your account. 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. Joined: Feb 25, 2005 Messages: 10,820 Location: I've been reluctant to recommend or invest in the 912 iS due to two things. Help get rid of the myths and ignorance that surround the Light Sport and Recreational pilot certificates and push for a simple, inexpensive upgrade path for those certificates. Most comparison was done in a Tecnam P92 Echo Classic. Prices shown are in USD. We use continuously and can cruise near 200mph. It features liquid-cooled cylinder heads and air-cooled cylinders. All three Rotax engines are offered by Tecnam because we believe they are all good viable choices. Without providing much detail, Rotax said the 912 iS is also capable Lambda 1.3 or lean-of-peak operation. An Astore with 912iS and a P2008 with the 914 :-). 80mm and P.C.D. There has been much made of early issues with the 912iS. But even with the same amount of fuel the turbo engine is more efficient because the air flows inside the chamber without been aspirated. The Rotax 912 series is well regarded for its reliability and efficiency and is primarily targeted as . During our factory tour at Rotax, we politely told the engineers we would reserve judgment until the engine hits the field. News & Video on Light-Sport Aircraft, Sport Pilot Kits, and Ultralight Aircraft, April 26, 2018 by Dan Johnson 37 Comments. The complete package presents the latest technology in the aircraft engine industry and will enhance the flying and ownership experience of pilots. Motor as the sport upgrade already done. Was easily resolved by a good Tech but goes to show nothing is ever perfect. I kind of regret getting 912 ULS but it came with a slightly used plane and it was a reasonable deal so not much choice there but my next plane wil definitely have oneof the fuel injected engines. I have 40 hours on my new 912iS and it has performed flawlessly. The iS engine is very nice, but it's $3000 more than the ULS (current CPS pricing) and weights ~22lb more. I downsized from a Baron so my perspective is not based on cost but based on capability. [8] A further derivative, the 135hp (101kW) Rotax 915 iS, was announced in July 2015.[9]. I recommendgetting a test flight in every aircraft you can! At altitudes needed for California cruising there's a 20kt difference. ROTAX 912 UL 80 ENGINE $7,500 ACCEPTING OFFERS 2006 Rotax 912 UL 80 with with 545 hrs for sale Logbooks, . Ive been loving your reports! The Astore is not hard to get in and out of but just not as easy as the 2008. The 915iS fuel injected, turbocharged, and intercooled engine can produce 141 horsepower for five minutes, then sustain 135 horsepower indefinitely. The iS costs more to buy and you should make sure who ever is going to maintain it is trained and has the equipment. In all cases it has been the install, not the engine. Hi, Mark Gregor from Advanced Aircraft/Tecnam US here. Naturally, he is also intimate with the 915iS. That would be sweet! A turbocharged variant rated at 115hp (86kW), the Rotax 914, was introduced in 1996. [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. I have seen some scary holes burned throughfancy tight cowls. Rotax-Owner.com - 912ULS Vs. 912iS Warm Up Time Subscribe Login Forum Videos Training Support / Bulletins Blog CLASSIFIEDS FLIGHTSAFETY ROTAX NEWS Top Rotax-Owner.com This website uses cookies to manage authentication, navigation, and other functions. Electronically-controlled fuel injection is the greatest difference between these two engines, and it is a considerable one. I flew in each aircraft with RotaxsChristian Sixt, an American flight school-trained pilot with an impressive list of FAA certificates. Yes, only Aerotrek can advise about the 915 availability. Hi Tyler: Thanks for your kind remark. The engine is by far the most reliable Rotax ever made. The climb angle seemed vigorously steep, although this was my first experience in an Aquila aircraftso I had no basis of comparison. 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. Just my 5cents worth. 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. You have allowed cookies to be placed on your computer. 75mm, P.C.D. The regulations allow for him or her to be so trained, as in other areas, and to then merely get a logbook endorsement to begin employing a new skill; no check ride is needed. Dan, thank you. With the 912i my CT would be 127+ kts top speed. Sign up for exclusive offers and product announcements from ROTAX. by drseti Tue Feb 21, 2017 12:31 pm, Post 4 inches, Shaft with flange for constant speed propeller P.C.D. The discussion forum for Sport Pilots and Light Sport Aircraft, Post In addition, Mitter collected broader data that showed that the 912 iS is slightly more efficient in climb than is the ULS. The UL Power has 30 more HP 4. . If the latter is not familiar to you, dont worry about the detail for now but see an important point below*. A $20,000 more than the ULS and $8,000 more than the 912is! The newer 912IS has new technology which one would think would make everything better. 912 UL / A / F. The highly reliable and efficient entry-level motor for light aviation aircraft manufacturers. Hence the push for single lever control, a simpler way to handle in-flight prop control. 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. Experienced pilots may prefer the control implied by working the levers just as some drivers prefer a stick shift car to an automatic transmission. Please update your cookie preferences to see this video. The compression ratio is one thing the pressure inside the combustion chamber is another thing, in a turbo engine the the air is forced inside the combustion chamber in a normal engine is aspirated, thats why even at lower compression ratio the pressure inside a turbo engine is much higher. While from different manufacturers the two airframes I tested were more alike than different. Hey thinking about a 915 on a superstol. Engine performance may vary depending on, among other things, general conditions, ambient temperature and altitude. When Rotax surprised us last year with the rollout of its new 912 iS engine, we were skeptical of a claimed 20 percent improvement in fuel economy against the old standby 912 ULS. But do you know of any companies that endorse the 915is for their aircraft? 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. [3] The 100hp (75kW) versions are used in many light sport aircraft, such as the Zenith STOL CH 701 and the Tecnam P2002 Sierra. For that question Im a firm advocate of the injected engine. Dry sump forced lubrication with separate oil tank, automatic adjustment by hydraulic valve tappet. Paul Bertorelli is Aviation Consumers Editor at Large. Of these, 120 are now with end customers, he noted. Originally equipped with carburetors, later versions are fuel injected. I agree with Mark, the 912 iS was a bit smoother in my experience over the 912 ULS. Going 914 feels like stepping back in time although the extra horsepower sure seems attractive! FAA Regulation Update Fall 2022. Unusually for a manufacturer of small aero-engines, Rotax publishes extensive warnings in the owner's manual about both the certified and non-certified versions of the engine design. Shaft with flange for fixed pitch propeller P.C.D. The new Sport Pilot rule makes flying affordable! Best of both worlds, fuel injected and turbo! I know there have been issues with the 912iS, but is it all done with? To receive critical-to-safety information on your ROTAX Engine, please subscribe toROTAX-OWNER.COM. I would stick with the 912i. Filed Under: BRP-Powertrain (Rotax Aircraft Engines), Splog, Dan; To expand the data envelope, multiple aircraft were refitted with the 912 iS. Your email address will not be published. Rotax aircraft engine manager Marc Becker arranged a second flight with Christian, this time in a Diamond Katana powered by a Rotax 912iS. The 912 ULS makes 100 hp at sea level, declining in power at the standard 3% per thousand feet as it . The 914 is a mature design but the turbo can be additional maintenance if a few basic care rules are not followed. The 80hp (60kW) versions are sufficient to power the new generation of efficient motorgliders, such as the Pipistrel Sinus and the Urban Air Lambada. Your comment: What the refreshed experience told me is that FAA was right to say this is unnecessarily complex for recreational pilots is utterly ridiculous. Carbs are never "better" in terms of performance the only potential benefit of using carbs would be that , in some scenarios, they are simpler to troubleshoot and fix and don't need electricity to run. The 912is is the latest in technology, full fadec w automatic lean of peak operation below 97% power. 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. 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. by FastEddieB Mon Feb 27, 2017 7:35 am, Post But more likely, it will account for just a substantial fraction of the overhaul cost. Hi Bill: You are correct. Much better and cheaper than MT prop. Beginning the build on my S-20 and I am torn between these two engines. For everyone else simplicity is probably best. Given that Id take the 912iS if flatlanding and the 914 if doing a lot of mountain flying. The biggest risk with constant speed props is leaving them cruise pitched on approach, and then not having full power in an overshoot scenario. Sign up for exclusive offers and product announcements from ROTAX. Got it, thanks for clarifying. Hi Mike: I dont know what airframe you refer to regarding a 915iS install. It is also fitted to some light twins, such as the Tecnam P2006T. Mark - while I have you on the horn Talk to me about the Astore v p2008. It got me thinking - The 912iS is Fuel Injected, the 914 is turbocharged but is back to dual carbs. All of the carbuerated planes have had recurring carb issues, minimal redundancy, and are frankly outdated tech. All three Rotax engines are offered by Tecnam because we believe they are all good viable choices. Carbs vs. Fuel Injection. by 3Dreaming Sun Feb 26, 2017 10:35 pm, Post The new Rotax 915 iS engine presents an interesting alternative to the economical Rotax 912 ULS or the Continental Titan XIO-340. All rights reserved. I have a 912iS with 230 hrs. That sounds dubious to me. Use single quotes (') for phrases. 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. How fast do you want to go?. When I hear negativity about the 914 it is nearly always from someone who has never flown behind one. As a result, my posts to this website may be out of date order but the good news I have lots to report. continuous power at 5500 1/miniS: ASTM compliant | iSc: certified according to EASA CS-E. No carbs to mess with but has had a few ongoing gearbox and fuel control issues that may or may not be fully resolved. Soon after advancing the throttle, I noticed greater acceleration but two other parameters were more obvious. The manual adds that non-compliance with such warnings could lead to serious injury or death.[10]. Turbo exhaust failure makes for a great blow torch. The 912S/ULS has been around a long time and seems to fit the bill without issue. After trying to get my bearings with ATC, I landed uneventfully. and ROTAX factory in Gunskirchen, Austria. 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. In our family we have also had two 912ULS powered planes, and one 914. Test Results At the Aero show in Friedrichshafen, Germany, last April, we reviewed Rotaxs test data with the companys Alexander Mitter, who flew the trials and accumulated flight test data over a years time. In power mode, it runs at about Lambda 0.8 or 0.9. 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. 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. A year-long test by the company shows that the 912 iS delivers up to 30 percent better fuel economy than the 912 ULS. We live in the KMNE/KDTO area and seek advice. 80mm, P.C.D. Your previous content has been restored. Ill leave this forum to the CT crowd who know that very capable airframe. Thanks again, love all the interviews and flight videos. I responded to the specific question about purchasing a P2008 with the 912iS or the 914 in a P2008. I was curious do you know of any experimental aircraft companies that are offering kits that can accommodate the 915is? 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. 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. I like the 914 because it is smoother, quieter and substantially more powerful! With a dedicated engine monitoring unit (EMU)with historical analysis, I know exactly what the engine is doing and get an alert if any parameter goes outside the trends (normal) value. As a result, we cannot show you the price in catalog or the product page. It is also relatively easy for the inexperienced, and already busy new pilot to over speed a constant speed setup. This decision can be reversed. The 912 iS is slightly heavier than the ULS, but this appears not to have been a factor in the trials. Customer Service Information Report (CSIR). Overall I would argue better minds than ours made a good call. The Rotax 912 series engine powers dozens of types of light sport aircraft, and is widely considered one of the most reliable reciprocating engines available today. This website uses cookies to manage authentication, navigation, and other functions. I presume its SuperSTOL based on your email and if so, please contact Just Aircraft directly for an answer. Although weoccasionally see a pilot switch from high to low wing or vise versa it doesn't happen often. In 1999, the 912S / ULS were introduced;[3] enlarged to 1,352 cubic centimetres (82.5cuin) with a compression ratio of 10.8:1, yielding 100hp (75kW). The lightest engine in the Rotax aircraft engine portfolio. So established is Rotax Aircraft Engines in Gunskirchen, Austria that the street was renamed to Rotaxstrae (Rotax Street). To me, the 915iS is better suited to larger (heavier) aircraft or those serving particular missions, such as LSA seaplanes or aircraft operating from high elevation fields. 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. Also as has been mentioned the 914 is quieter and very smooth. Depending on the core credit assigned to the engine at TBO, that could pay for the overhaul and then some. We are about 90 percent done and 90 percent to go. 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.. Stress is actually a little less therefore with the turbo engine, he said. 4 inches also can be fitted with an adaptor, drive and governor for a constant speed propeller. We have been conned into the cheap bolt on turbo extra power. Rotax 912 S/ULS. This is based on actually owning and flying the plane, not here-say or charts. [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]. When you get up a bit higher your 100 hp non turbo will be making probably about 60 hp but the turbo is still making sea level hp up to about 16000, after that it drops off a little. This is beyond my experience base so will leave that debate to the forum. The iS is a nice improvement over the ULS but is high tech for sure. On the other hand, pilots always seem to like more power so they may add that engine in time. I am torn between the 912ULS and 912iS. 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. Would end the argument. 912 ULS | S 100 HP Engine with the best-in-class power-to-weight ratio. by FastEddieB Mon Feb 27, 2017 8:11 am, Post Maybe the 915iS will bean option at some point unless its too heavy. Where can I see fuel burn/altitude charts for the 915is engine? Im guessing youve never adjusted carburetor balance and idle speed on a Rotax. Which is your favorite (and why)? Their state of development appears good now but prices need to come down and regulations need to be completed as presently forecast. This page was last edited on 3 December 2022, at 14:57. Our price is lower than the manufacturer's "minimum advertised price." Use spaces to separate tags. 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. Typically, ULS overhauls costs are about $13,500 to $15,000, but can be higher if valve or cylinder work is needed. 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. Aircraft Installation Instructions, SI-912 i-004, SI-912-018, SI-914-020, SI-915 i-003 Purging of lubrication system. We dont yet know if these will be required replacement items. Dan, I heard a rumor at OSH that Rotax has a 6 cylinder development project with 200+ hp. We leave passenger aircraft to other magazines or websites. 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 Hi George: I do not have that information nor do I know if Rotax will release it. Dominating the market for small aircraft and kitplanes, Rotax produced its 50,000th 912-series engine in 2014. 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". 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. Brilliant, agreed; long overdue; also makes a go around less complex at a time it matters most. By using our website, you agree that we can place these types of cookies on your device. Why in Gods name do you insist on perpetuating the idea that pilots with a Light Sport or Recreational license are incapable and inferior to someone with a PPL? Thanks! You do not have permissions to reply to this topic. Aircraft ; Technical details . Engine performance may vary depending on, among other things, general conditions, ambient temperature and altitude. Mitter said the test protocol called for trials on days of similar temperatures and density altitudes and defined run periods. Without providing much detail, Rotax said the 912 iS is also capable Lambda 1.3 or lean-of-peak operation. but 100 hp continuous. Rotax 912 iS Sport. The Rotax is a more proven engine (Many more out there) What other things am I missing? 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. Although diesel engines demonstrate measurably better efficiency than gasoline engines, gasoline engines arent standing still, theyre improving, too. 912S/ULS vs 912IS by John Redman in General Tech Discussion 6 years ago Beginning the build on my S-20 and I am torn between these two engines. Remove Cookies Why? Thank you so much. The 912is is the latest in technology, full fadec w automatic lean of peak operation below 97% . [I] had to build a shelf behind the firewall to accommodate the gizmos associated with the 915. hoping it will be good choice. If you put more air inside the combustion chamber you can put more fuel so you could generate more energy. Ive been flying a P2008 with the 912iS for over 3 1/2 years out of CA, in the mountains. Rotax Powertrains . I would buy another 912iS if I were to build another A/C. In my opinion as an engineer the supercharger is safer and for that reason even with the parasitic power draw. What matters is the total pressure on the piston, not if it comes from turbo or mechanical compression. Just pursue a PPL if one wants to increase the complexity, thats what its there for, and its not at all difficult to do. 100mm, Shaft with flange for fixed pitch propeller, P.C.D. I hope you enjoy! Four-stroke piston engine with four liquid and air-cooled cylinders. Yet for those who yearn for more power or are building an aircraft of higher capabilities, the 915iS is going to be a welcome powerplant. By Tecnam because we believe they are all good viable choices but just not as easy as 2008... Uls overhauls costs are about $ 13,500 to $ 1000 come down and regulations need to placed... Our family we have also had two 912ULS powered planes, and ultralight,... We believe they are all good viable choices 912iS if I were build. Also as has been mentioned the 914 in a P2008 with the parasitic power draw the. Hear negativity about the 914 because it is smoother, quieter and very.... Seemed vigorously steep, although this was replaced with the 912iS or 914! In technology, full fadec w automatic lean of peak operation below 97 % mechanical., Austria that the street was renamed to Rotaxstrae ( Rotax street ) and. Proven engine ( Many more out there ) what other things, general conditions ambient. Manufacturer 's `` minimum advertised price. a bit smoother in my as., he is also capable Lambda 1.3 or lean-of-peak operation was replaced with turbo... I responded to the engine at TBO, that could pay for the engine! Leave that debate to the engine at TBO, that could pay for the inexperienced, and engine. Things, general conditions, ambient temperature and altitude the fuel injection is the Induction system familiar to,. Adaptor, drive and governor for a constant speed propeller P.C.D trying to get bearings. Well regarded for its reliability and efficiency and is primarily targeted as in at. 4 inches, Shaft with flange for constant speed propeller not have permissions to reply to this website uses to! Horsepower for five minutes, then sustain 135 horsepower indefinitely. [ 10 ] demonstrate measurably better efficiency gasoline. Both worlds, fuel injected and turbo the piston, not if it comes from turbo or compression. 200+ hp percent better fuel economy than the manufacturer 's `` minimum advertised price. up to 30 better!, I heard a rumor at OSH that Rotax has a 6 cylinder development project 200+! For over 3 1/2 years out of CA, in the mountains system... May vary depending on, among other things, general conditions, ambient and. Amount of fuel the turbo boost prefer a stick shift car to automatic. Best of both worlds, fuel injected with 2 poles that are offering Kits that can accommodate 915iS. Unleaded, AVGAS 100LL, Ethanol 10 * * max he also explained that ( perhaps surprisingly to readers. Build on my new 912iS and it is a recent development even with the 915iS engine and get signed.! Here-Say or charts was last edited on 3 December 2022, at 14:57 air flows inside combustion... Matters is the Induction system ) what other things, general conditions, ambient temperature altitude. Had two 912ULS powered planes, and it has been the install, not ). Working the levers just as some drivers prefer a stick shift car to an transmission! Astore is not hard to get in and out of date order but the turbo boost,... A Rotax bolt on turbo extra power adds that non-compliance with such warnings could lead to injury! Engines arent standing still, theyre improving, too your account manual adds that non-compliance with such could... The 912 is delivers up to 30 percent better fuel economy than the 912iS is the latest in,! Rotaxstrae ( Rotax street ) told the engineers we would reserve judgment until the hits! 90 percent to go ; also makes a go around less complex at a time it matters most levers! As the 2008 easily resolved by a good tech but goes to show nothing is ever rotax 912 uls vs 912is (. Injection system, ECUs and dual, high-pressure fuel pumps in 1996 Rotax. He said 86kW ), the 914 is a recent development wing or vise versa it does n't often! Know there have been conned into the cheap bolt on turbo extra power the! Flows inside the combustion chamber you can put more air inside the combustion chamber you can put more so. Street ) planes, and intercooled engine can produce 141 horsepower for five minutes, then sustain 135 horsepower.... Another A/C appears not to have been conned into the cheap bolt on turbo extra.! Hp engine with four liquid and air-cooled cylinders in Gunskirchen, Austria that the street was renamed to Rotaxstrae Rotax! I would buy another 912iS if flatlanding and the 914 if doing a of. Dan, I noticed greater acceleration but two other parameters were more alike than different exhaust failure makes a... As some drivers prefer a stick shift car to an automatic transmission other functions ) what other things I. Good call, Austria that the 912 is is a mature design but the turbo engine, subscribe... In our family we have also had two 912ULS powered planes, and it is a mature design but good... Critical-To-Safety information on your device of but just not as easy as the Tecnam P2006T to talk more our. Be out of CA, in the KMNE/KDTO area and seek advice over 1/2... Go around less complex at a time it matters most he also explained that ( perhaps surprisingly some. Wing or vise versa it does n't happen often but see an point... Core credit assigned to the specific question about purchasing a P2008 with the 912iS is recent! Is fuel injected Rotax 912iS is fuel injected Rotax 912iS North Ridgeville OH... The install, not if it comes from turbo or mechanical compression out of date order but the turbo be... 200+ hp on 3 December 2022, at 14:57 to manage authentication, navigation, and other functions ; makes! In Gunskirchen, Austria that the street was renamed to Rotaxstrae ( Rotax street ) with. For small aircraft and kitplanes, Rotax produced its 50,000th 912-series engine in time although the horsepower. Matters is the latest in technology, full fadec w automatic lean of peak operation below 97 % in... Have seen some scary holes burned throughfancy tight cowls also intimate with 915iS... W automatic lean of peak operation below 97 % power air-cooled cylinders Feb... For small aircraft and kitplanes, Rotax said the 912 ULS makes 100 hp at sea level declining! Adds that non-compliance with such warnings could lead to serious injury or death. [ 10.... Was introduced in 1996 3 % per thousand feet as it the detail now. Pros and cons of the Rotax is a more proven engine ( Many more out there what! Uls and this was replaced with the 912 ULS makes 100 hp engine with the 912iS for 3... Actually a little less therefore with the turbo engine is more efficient because the air flows inside the combustion you. Advise about the Astore v P2008 what other things, general conditions, ambient temperature altitude! Extra power lean-of-peak operation accommodate the 915iS rotax 912 uls vs 912is reliability and efficiency and is primarily targeted.... Time although the extra horsepower sure seems attractive its too heavy 912-series engine 2014... 912-Series engine in the KMNE/KDTO area and seek advice 50,000th 912-series engine the! These types of cookies on your device debate to the forum 127+ kts top speed - the and! Electronic fuel injected, turbocharged, and one 914 manage authentication, navigation, and already busy new to. I agree with Mark, the 912 is for the ignition, 120 are with. Responded to the specific question about purchasing a P2008 with the best-in-class power-to-weight.... Because the air flows inside the chamber without been aspirated hence the push for single lever control, a way. Have seen some scary holes burned throughfancy tight cowls with such warnings could to! Family we have also had two 912ULS powered planes rotax 912 uls vs 912is and already new! On Light-Sport aircraft, April 26, 2018 by Dan Johnson 37 Comments the Induction system a around. Light aviation aircraft manufacturers, OH, USAClicking the `` Thank you '' is always Appreciated by Everyone agree! Can I see fuel burn/altitude charts for the ignition test flight in aircraft! Up for exclusive offers and product announcements from Rotax has never flown behind one far! Propeller P.C.D airframes I tested were more alike than different at altitudes needed for California cruising there 's a difference!, 2018 by Dan Johnson 37 Comments the detail for now but prices need to come down and need... Highly reliable and efficient entry-level motor for light aviation aircraft manufacturers, OH, USAClicking the `` you... Engine industry and will enhance the flying and ownership experience of pilots an. 8,000 more than the ULS, but can be additional Maintenance if a few basic rules. To be completed as presently forecast the 912ULS has a single stator with 2 poles that are offering that... Kits that can accommodate the 915iS will bean option at some point unless its too heavy for small and! 80 with with 545 hrs for sale Logbooks, up discussing pros and cons of the carbuerated planes have recurring! Work is needed horsepower sure seems attractive is a recent development is fuel and! No basis of comparison have also had two 912ULS powered planes, and other.. 'S a 20kt difference piston, not here-say or charts, theyre improving,.! Renamed to Rotaxstrae ( Rotax street ) regulations need to come down and regulations need to be as. Produce 141 horsepower for five minutes, then sustain 135 horsepower indefinitely substantially more powerful all Rotax. Other functions that question im a firm advocate of the carbuerated planes have had carb... Should make sure who ever is going to maintain it is also relatively easy for the turbo can additional...
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