Firewall Forward Aero Engines Inc. Producers of the CAM series of Honda based liquid cooled aircraft engines complete with a belt drive PSRU, and the CAMDRIVE 500 helical gear psru for up to 500 Hp engines. Supermarine Aircraft has spent the last five years developing the V6 and now the V8; both have been test flown by our CEO, Mike O’Sullivan. Nobody is standing up and preaching to the masses about the benefits of the Subaru engine. The plane is in great condition and has always been stored in hangar. Unfortunately, many radiator systems in homebuilt aircraft look like afterthoughts. $68,000 with the engine or $48,000 without. Coolant pipes should be joined with short straight pieces or elbows and can be high quality automotive silicon hoses. This PSRU is a Supermarine Aircraft design for our engine packages with thousands of hours testing and flying in the field with no failures. To illustrate the point, consider the ratings of the same V8 engine shown in Table 2. Real World Solutions Producing and flying a PSRU for Mazda rotary engine conversions, electronic fuel injection controller for Mazda rotary, Subaru and Chevy V-8 engines, and the book, "Aviator's Guide to Mazda Rotary Conversion.". He flies his own airplane and is working on the Canadian equivalent of an A&P mechanic’s rating. Automotive engine conversions and conversion kits. ENGINE BEAT: June 1994. These plans go along with many of the airplanes plans and info that we sell. Neither the crankshaft nor the crankshaft bearings was designed for side loads. Contact: Jerry, the Owner/Builder at 810-329-7083 (home) or 810-300-1140 (cell) First one in Canada There have been many successful installations of such engines, but the builder must be aware of the engineering aspects of engine characteristics and systems. when you apply the cold, hard engineering realities, it turns out that most of the time, replacing a Lycoming or Continental air-cooled aircraft engine with a liquid-cooled piston engine is a bad idea. Custom built. A new Superior XP-360 engine costs $20,000 just for the engine. This is normally measured on a dynamometer or brake, resulting in the term brake horsepower. An experienced company with a lot of engines flying. A very professional auto conversion of the Subaru EA81 engine by one of the many fixed wing pilots happily racking up the hours. Stratus 2000, Inc. We also produce slightly bigger engines. Because heat (energy) is added to the air in the middle of the duct, it is possible to obtain net thrust from the duct as exit energy is greater than inlet energy. Somewhere between 150 and 250 of these engine conversions have been built and are flying today. History demonstrated that the use of automotive conversions in aircraft results in a higher risk of engine failure than when using certified engines or engines designed purposefully for aircraft use. CONTACT! Therefore, if our engine is rated at a higher rpm than the optimum propeller speed, we need a propeller speed reduction unit (PSRU). Is this still true in the days of 1000 Hp Helephant crate engines (7 ltre supercharged), V8 Supercar engines that have the majority of components last indefinitely and now 600 Hp 4 litre power units are common. One of the most common experimental aircraft engine conversions in the world is the VW Type 1 based, long block , 1600 cc. That is because operating at these higher speeds would reduce engine TBO. This Eggenfellner Subaru conversion lost power a couple days ago and Crashed. All chain drives require an enclosed housing and continuous oil lubrication. Weight-shift aircraft (trikes) end everything for them: Eagle trike plans, trike wings and chassis, Suzuki and BMW converted engines. The RG TT2000 is able to swing composite props. We sell In-flight Variable Pitch and ground adjustable KOOL propellers, different spinners, spare parts for propellers. Components are assembled and delivered as a unit. Wow, whoever wrote this must be wearing rose colored glasses! Huronia Aero-marine Belt reduction units for a variety of motors. Aircraft Auto Engine Conversions. The Stratus EA-81 can be installed in planes like George Thiel’s Avid Heavy Hauler. VW 1/2 engine. Thread Tools Search this Thread 27th Apr 2019, 23:26 #21 tail wheel. The difference between maximum rated power and normal rated power is extremely important to this discussion as it directly affects reliability and TBO. Most aircraft weigh 10 pounds per horsepower, so the substitution of a heavier engine means the airframe must be lighter, or the payload must be reduced. When you apply the cold, hard engineering realities, it turns out that most of the time, replacing a Lycoming or Continental air-cooled aircraft engine with a liquid-cooled piston engine is a bad idea. All PSRUs should isolate the side loads from the gears, chain or belt from the engine crankshaft bearings. The maximum rated power gives an indication of the ultimate performance of the vehicle. Engine Conversions STC's. They are compact but require accurate alignment. The function of the propeller is to convert the engine power into thrust. Radiators must be mounted in vibration-isolating rubber mounts to the structure. Called the RG TT2000, the engine produces 100 hp and over 225 ft. lbs. of torque. Topics included propellers and speed-reduction units, cooling and lubrication systems. The Spitfire, Hurricane and Bf109 used underwing radiators. Operating costs on most of these conversions HAS proven to be a fraction of the cost of a traditional air cooled engines. If sealed bearings are used, they may not reach this life if the hours per year are low because the grease sealed inside the bearings can dry out. Join Date: Jan 1996. The function of the inlet duct is to increase in area gradually so the air velocity slows to the most efficient heat-transfer speed. Able Experimental Aircraft Engine Company. The primary cause for the lower reliability resulted from the lack of adequate communication between fellow experimentalists. 03-20-2015, 07:18 AM #6. sledg77. Automotive engine conversions and conversion kits. KR-1 Direct Drive Engine Installation When you are comparing VW engines and engine kits for use in your sport aircraft, pay close attention to the prop hub and crankshaft selection - especially on stroker engines, i.e., 2074cc, 2165cc, 2180cc and 2276cc engines. Gain performance and lower your operating costs with a Robinson engine conversion kit!. The theme of all of these was efficient inlet and exit ducting with few or no bends, with the radiator core perpendicular to the airflow direction. Save my name, email, and website in this browser for the next time I comment. Ls3 aircraft air trikes s and conversion kits stratus ea81 aircraft build a aircraft cessna grand caravan 208b ls3 aircraft The State Of Auto ConversionsSafety Is No AccidentAuto S In Aviation2016 Er S Traditional And ConversionZodiac Xl Corvair Custom Automotive Conversions For AircraftAir Trikes S And Conversion KitsWhat Hened To The Subaru Aircraft JdfinleyNsi Subaru […] All PSRUs require bearings. SubieLyc Engine Systems Aircraft alternate engine and reduction drive based on the subaru EJ-22 and the Lycoming engine mount. Come New Years we enter our 19th year of converting auto engines for aircraft. If a separate radiator-type cabin heater is used, make sure this can be shut off completely in the event of a leak. The engineering in these support systems can be considerable. GM produced 1.7 million Corvair automobiles between 1960 and 1969. Magazine and Fiesta Publishing have offered two 8-1/2x11 soft cover books in the past, both unique, authoritative references dealing with automobile engine conversions for use in Experimental aircraft, unrivaled in scope and detail of content. Great Plains Aircraft Supplier of VW engine conversions, conversion kits and components. Sharp bends increase cooling drag. 267. Each engine is built in both upright or low profile slant versions. Gears are precision-machined components whose contact surfaces have been hardened. History demonstrated that the use of automotive conversions in aircraft results in a higher risk of engine failure than when using certified engines or engines designed purposefully for aircraft use. Auto engines today are designed and routinely tested to higher standards than certified aircraft engine requirements. Point is, many look to auto conversions due to the affordability factor, without considering the need for reduction. Also, different types of oils have various additive packages, which may affect the engine materials. When you do a true, accurate, apples-to-apples comparison of the total, … It is better to make a duct that increases the airframe frontal area but is well streamlined on the outside and inside, than to try mounting the radiator in the space between the engine and the firewall with several 90 bends in the duct. There is no evangelist for Subaru Aircraft Engines or the conversions of them. Over the last century, the internal combustion aircraft and automobile gasoline engines have evolved to have the characteristics found in Table 1. The FAA only requires 100 hours of full throttle, full rpm for certified engines and another 50 hours at 75-100% power, 50 hours of which are required to … Automotive V8 Engine Conversions for Aircraft It's been long postulated that car engines are unsuitable for aviation use because of the high continuous power demands compared to motoring. 2) We're now on: 'How do we plan to optimize and streamline the auto engine to aircraft process' from our initial outline below. EPI, Inc. has worked on several engine conversion programs, including programs to develop STC'd retrofit packages to install the Orenda ™ certified 600 HP liquid-cooled powerplant into the Aero-Commander 685 and the Air Tractor 401 aircraft. Myth: Aircraft Engines are easier to install. If we plot a typical engine power curve against a propeller demand curve, we see the information in Chart 1. Yes, we like doing engine conversions. All coolant pipe ends must be beaded and should be mounted to the structure with cushioned Adel clamps. Lone Star Light Sport VW aircraft engine conversions. The typical road-load power (rolling resistance plus aerodynamic drag) required of an automobile engine is only about 20 hp at highway speeds. No engine will function for long without adequate cooling. PSRU types include gear, toothed belt and chain drive. Come New Years we enter our 19th year of converting auto engines for aircraft. Dean Berry's 4.3 Chevy RV-6A Aircraft -Berry 67. February 16, 2004. FAA Certifies Diesel Auto Engine Conversion Certification First. NSI Propulsion Systems Inc. Subaru automotive engine with reduction gear and variable pitch prop. AeroConversions products include the AeroVee Engine, AeroCarb, AerConversions Trim System and Throttle Quadrants, along with many other parts and accessories. 180-320hp. Both volumes of "ALTERNATIVE ENGINES" (known as "the black book" and the "silver book") are compilations of past CONTACT! 03-20-2015, 07:18 AM #6. sledg77. “The best conversion I know is to take $8000 and convert it into a good, used Lycoming.” That may sound a bit narrow-minded, but it reflects the basic truth: No non-aircraft engine has yet proven to be as reliable, maintainable, available and inexpensive (everything considered) as a traditional aircraft engine. G.E.M. A lack of knowledge and analysis means more experimentation and test. Builds Mazda rotary engines for experimental aircraft. The Viking company Zenith CruZer is faster than any other flying at 126 kts / 154 mph TAS @ 8500 ft DA. A gear drive is the most reliable and the most costly. Failure means that the races will start to exhibit rough surfaces causing noisy operation. The power absorbed by the propeller is given by: Propeller design and the power and thrust coefficients are beyond the scope of this article. 21. They should read this book to try to get their mind out of the rut that the outrageously overpriced aircraft engine is a necessity. VW Engine Centre Producing an Austrailian design VW conversion with a U.S. We offer a full line of machine shop services for VW aircraft engine conversions. Torque (T), power (P) and engine rotational speed (N) are related by: If we choose the aircraft conversion figures as an example: Interestingly, if we check the torque at the maximum power rating we find: which is 7% less than the peak torque rating. Next month we will continue with a discussion of ignition, balancing, and using the right fuel. Wayne Scraba Producing and selling big block Chevy conversion engines for homebuilt aircraft. There was a great discussion about the engine on the Zenith Engine page but it seems the moderator was pressured to delete the thread. Although they are light, relatively inexpensive and quiet, the reinforcing fibers have a finite life, and the molded teeth need to be inspected on a regular basis for wear. The Raptor Diesel will be powered by a Fiat 1.9L TDI engine. By Staff. Aircraft engines are designed to sustain this punishment reliably over a typical 2,000-hour service life. Aero Tech Automotive engine conversions. I'm Fly'N Producing Subaru engine conversions and accessories for homebuilt aircraft. When you opt to build your own airplane through a kit, one of the important things to consider is your power plant. Should be more than competitive with a falconer V12 and a heck of a lot more reliable … Most auto conversion kits cost around $30,000 by the time you have everything installed, including mount, cowl, and prop. 13. As the amount of heat rejected to the cooling system is approximately the same as the heat used to produce the shaft power of the engine, a properly sized radiator with good inlet and exit ducting is essential. There are a couple of firewall forward kits that make it just as easy to install an auto-conversion as it is to install a standard airplane engine. He was a … Brand new LS2 6L V8 crate Motor modified by Supermarine While an engine’s power rating is the most widely used rating, it is an engine’s ability to do work – its torque rating – that is most important. 0204_Box1_v2_F. Many housings have open sides to facilitate inspection, but consideration should be given to enclosing them to prevent debris from damaging the teeth or breaking the belt. Equipped with an experimental Chevy 4.3L V6 engine that can be sold with the plane or not. Mounted on the engine on display was a 40 mm CV carburetor which is used to prevent carb icing, it also helps deliver 75 to 80 pounds of torque to the propeller. Table 2. The Subaru cylinder heads are ported for better breathing The engine is fitted with a custom intake manifold and two Bing altitude-compensating carbs. Do not mount them to the engine. However, the aircraft conversion is still rated much higher than the engine manufacturer’s industrial version. The valves should be those recommended by the manufacturer. And yes, we like to sell engine and gearbox systems. Auto Conversion Aircraft Engines. Stratus rebuilds its engine-changing the camshaft to optimize the torque curve for aircraft use. Chains are prone to galling (tearing away of metal from load- bearing surfaces), tension failures and fatigue failures. 1. Homebuilt Homepage Vendors Powerplants and PSRUs. Crossflow Aero Corporation Altitude and humidity compensating, fuelinjected, watercooled, Subaru conversions. This is typical of all piston engines. That being said, there are a few cases where it is an excellent choice. The aircraft engine is expected to run at high power for up to 2000 hours without a hiccup." At one time, it was thought that auto engines were for cars, boat engines were for boats, and airplane engines were for airplanes. Raven Honda Fit Engine Conversion(Pt. By Terry Edwards. Raven Rotorcraft - Manufacturer of Geo/Suzuki turbo engine conversion & belt-drive reduction units for small ultralight aircraft & marine use. The AeroVee 2.1 is a complete VW Conversion Engine Kit Package, by AeroConversions. If you are convinced that you have decided on a sufficiently-reliable powerplant to replace the existing one, here are some thoughts to help decide whether to go further. Naturally aspirated aircraft engines typically weigh 2 pounds per horsepower. To minimize the tip losses and noise, the propeller blade tip speed should be less than the local sonic velocity. Building a Tunable Carbon Fiber Induction Plenum. For decades converting automotive engines for aircraft use has attracted great interest. It also has the shortest takeoff roll of any CruZer. It does not mean that they fall apart. A planetary reduction like on a PT6 or double helical reduction like on a … Gears are manufactured in sets and can be manufactured to a variety of accuracy standards. Auto conversion engine is a thing in civil aviation. This engine is an automotive conversion that will provide the full 250hp for takeoff and climb continuing all the way to FL250 by using a boost pressure up to 2.5bar. NorthWest Aero Products Suppliers of the Chevy LS1 V8, Chevy V6 and Ford V6 convertions, as well as PRSU and other engine accessories. Filters must be lockwired so they don’t unscrew. By the time you add accessories, mount, cowl and prop, it will cost about the same as most auto conversions. A close examination of WW-II-era aircraft will give some guidance in how to integrate the cooling system into the airframe. We can calculate, optimize and propose the best propeller for your craft. Jan Eggenfellner comes to mind. Radiator design is rather complicated because the heat rejection depends on the air and water temperatures and the air and water flow rates. Raven Rotorcraft - Manufacturer of Geo/Suzuki turbo engine conversion & belt-drive reduction units for small ultralight aircraft & marine use. Once the loads are accurately known, bearing manufacturers’ handbooks provide excellent formulas to rate the life of the bearings. Make sure no coolant pipes or hoses enter the cockpit. Many homebuilt aircraft have flown for years with auto engines and Finch explains how others have done it and saved big money engines, maintenance and fuel. Spur gears are more efficient because they have no sliding friction and no end thrust. An engine’s end use determines its characteristics. Helical gears are quieter due to the sliding action of the teeth, but they are slightly less efficient and require the bearings to absorb the end thrust. You may buy them new from Honda but most customers opt for used engines that have been used in cars for less than six months or 5000 miles. The L10 life is generally used, which means that for the load in question, 10% of a large sample of bearings will fail before reaching the calculated life (either hours or revolutions). Also closing out many VW engine conversions. In some cases, these pins are designed to break if the pump encounters debris. 2) We're now on: 'How do we plan to optimize and streamline the auto engine to aircraft process' from our initial outline below. In addition to the tension force required to transmit power, additional tension force is due to the centrifugal force caused by the rotational speed of the drive. Engine Basics: Detonation and Pre-ignition-Cline: 61. There have been a few that some would label as such (but I disagree). Designed by M.J. Spring, these are the complete plans to convert a Volkswagon car engine into a 1/2 aircraft engine. Introducing a New Redrive for Auto Engine Conversions - Deschenes: 72: A Chevy 4.3 Liter Engine in a RV-6A - Pitts: 76: APEX Turbine Powered Luscombe Silvaire 8E -Combs: 80 Units are horsepower (33,000 foot-pounds per minute). TEAM-38 Manufactures V-8 engine conversions. 0. Viking & Valkyrie Power. In aircraft powerplant design, this can lead to forced landings or worse. This fact is rather obvious, but the engine rated speed and the optimum propeller speed determine the actual ratio. The supercharger increases the power of the standard engine from 15 to 25 %, for added power during take off, climb, and when flying at higher altitudes. AGMA Class 6 to 8 are used in automobiles, and this is the minimum class that should be used on a PSRU. There are many hundreds of other one off auto powered aircraft flying today and there are more companies than ever offering engine packages, parts, reduction drives and propellers to consumers. Our Raw Power engine conversion kit means replacing an aircraft engine with an engine of a different type or size, and requires our registered Supplemental Type Certificate (STC). Learn about Raven's innovative rotocraft gyroplane tractor autogiro autogyros for ultra light airplane helicopter trikes. Airbus offers cargo conversion for a330 autorotating the tiltrotor auto conversion reliability s aero lab article skybolt with subaru aircraft The State Of Auto ConversionsSafety Is No AccidentAuto S In Aviation2016 Er S Traditional And ConversionZodiac Xl Corvair Custom Automotive Conversions For AircraftWhat Hened To The Subaru Aircraft JdfinleyNsi Subaru Ea81 Aircraft Conversion Build A … However, the pump drive system should be checked to see if there are any pins connecting the drive gears to the shafts. The company is using Honda L15-series and Mitsubishi car engines for their conversion to an aircraft application. V-8 engine ratings depending on application. Contrasting this, in an aircraft, we expect TBO of 1500-2000 hours in an engine that delivers 55%-100% of rated power, averaging about 75% of rated power. Oil-lubricated bearings should reach the calculated life. Prices of certified 4-stroke aviation engines are quite high. A typical 75-inch (6.25-foot) propeller should be limited to about 0.85 Mach or, at sea level: Thus the thrust required by the aircraft determines the propeller diameter (D4 in the thrust equation) and the sonic velocity determines the maximum rpm. Engine oil systems, the sump, pump, distribution galleries and bearings are generally adequate for the normal rated power. Learn how your comment data is processed. The upright versions are mostly used in trikes, light twins and replica aircraft that require a narrow engine package. Many builders of homebuilt aircraft look at the cost of certified aircraft engines and believe they can save money by using a converted automobile engine. Distributor. Like the story of the Stratus conversions listed elsewhere in this magazine, few recent developments hold as much promise for the future of light-to-moderate weight sport aircraft as do the recent introduction of a series of Subaru engine conversions for sport aircraft use. $68,000 with the engine or $48,000 without. Reply Subscribe . They do not have the surface hardness and wear characteristics that the special valve and valve seat alloys used by the engine manufacturer have. Main housing is cast aluminium and all internal components are machined from billet aluminium with extremely close tolerances of 0.005”. Each engine is built in both upright or low profile slant versions. Only one bearing on a shaft can be fixed axially; the other must float to allow for thermal expansion. The auto/industrial engines in the table weigh 3-3.5 pounds per horsepower including the cooling system. This site uses Akismet to reduce spam. The engine has a Helical gear drive PSRU which allows the engine to produce optimum power while providing optimum propeller efficiency. In addition to a coolant temperature gauge, cockpit instrumentation should include a coolant pressure gauge, which will give the fastest indication of leakage. One of the most efficient was the Mosquito, whose radiators were buried in the wing between the fuselage and the engine nacelle. It currently powers Aerodrome Airplanes replica aircraft, Aerosport Quail, Benson Gyro, Brock Gyro, BK-1, BK-1.3, Corby Starlet, Cygnet, Double Eagle, Dragonfly, Easy … RAM Performance Subaru Offering 1.8 and 2.0 Subaru engines for aircraft, hovercraft, etc. Corvair engines have been powering experimental aircraft since 1960. Provided the correct power and torque ratings are observed, any core automobile engine should provide reliable service. Automotive V8 Engine Conversions for Aircraft. One unique feature is the fact that there is no need to cut the case. The Better Half VW The Better Half VW engine conversion was started in 1993, and so far have sold about 3000 plans set. View Profile View Forum Posts Join Date Mar 2015 Location Charlotte, NC Posts 1. Interest in 4-stroke auto-moto engines converting for Light Sport and Ultralight aircraft is growing all over the world. Note that the internal clearances in the journal bearings and cam drives are designed with the recommended grade in mind and that using a heavier grade may lead to increased wear. It is interesting that the aircraft conversion lists two power ratings. Aircraft Engines l Auto Conversions VS Certified Engines. 1. As there are hundreds of parts in the links and pins, many more parts can fail compared to gears. View Profile View Forum Posts Join Date Mar 2015 Location Charlotte, NC Posts 1. Whenever you need reliable Volkswagen power the information here can help you. MojoGrip. By Viking Aircraft Engines. VW Engine Centre Producing an Austrailian design … Lone Star also offers specially designed carburetor, exhaust and intake manifolds specifically for VW aircraft engine conversions. Auto engines today are designed and routinely tested to higher standards than certified aircraft engine requirements. This two-part article will try to impart some basic engineering knowledge and analysis for those who wish to experiment with converted automobile engines. Kitplanes.com and the Kitplanes logo are protected properties under international copyright law. Custom radiator shops use charts to determine radiator area and core thickness. Electramotive has adapted two automotive derived engines for aircraft, one for the “Pond Racer”, a Reno type unlimited air racer and the other a commercial crop duster. The history of engineering is full of examples of experimenters confounding the theorists and vice versa, but in general, successful engineering depends on a combination of knowledge, analysis, experimentation and test. In fact, the airplane is so powerful; it can takeoff much shorter than a full fledged CH-750 STOL airplane. This month we address the question of where flight-test areas may be and how they may be structured; Throughout human history, societal groupings of like-minded people have developed certain requirements for new... Fuel Flow TestsAll the engineers here at the Light Aircraft Association HQ in the... © 2020 Kitplanes.com. 276 hours of total run time. Manufactures and sells worldwide: VW-based, high-performance, 2 and 4 cylinder engines for use in sport aircraft, airboats and industrial applications; AltiMizer altitude-compensating carburetors; high-performance induction systems for VW, Subaru, Rotax and other engines… Cascade offers a variety of STC’d engine conversions for agricultural aircraft. Aircraft Auto Engine Conversions This Eggenfellner Subaru conversion lost power a couple days ago and Crashed. These characteristics drive the design features and compromises. Return to Powerplants and PSRUs Return to Vendors Return to Homebuilt Homepage. All pins should be examined to determine if the shear feature provides a margin of safety or if it is a single-point failure that will disable the entire engine. We cover topics relevant to anyone who has ever dreamed of building or owning a homebuilt experimental aircraft. First of all, unless you are you are a very timid driver, EVERY auto engine sees full rated power every day you floor the gas pedal and crack off a redline shift in your car. 15.5K. He has his ever-moving finger on the pulse of the state of the art in auto engine conversions for aircraft. Lubricating oil should be the type and grade recommended by the engine manufacturer. Core in this case means the basic block, crank, rods, pistons, heads and valve train. Able Experimental Aircraft Engine Company Manufactures and sells worldwide: VW-based, high-performance, 2 and 4 cylinder engines for use in sport aircraft, airboats and industrial applications; AltiMizer altitude-compensating carburetors; high-performance induction systems for VW, Subaru, Rotax and other engines; sells Prolong Super Lubricants to aviators. Raven ReDrives introduced their new supercharging kit for the Geo - Suzuki auto engine conversions at Airventure 2000. Raven Honda Fit Engine Conversion(Pt. The primary cause for the lower reliability resulted from the lack of adequate communication between fellow experimentalists. But note that the power absorbed increases as the cube of the rpm and the fifth power of the diameter. AeroConversions is a product line of high-quality powerplants, systems and parts for use in recreational aviation. What do we do different? Serving the experimental amateurbuilt, homebuilder, we specializing in 1/2 VW and VW aircraft engine conversions. However, when automobile manufacturers offer the same engines as industrial engines, they are rated at normal rated power. We have done thousands of hours in the air and on dyno rigs for fine tuning and testing. The EA-81 is a 1.8 L, with two Bing carburetors, single ignition, liquid cooled, belt driven reduction for the propeller, equipped with a 45 amp alternator and its maximum power is 100 hp. Engine mount and hardware . This is mainly because of the high cost of aircraft engines. Hurricane Force Producing the Hurricane Force 541, a big block Chevrolet conversion which is ideally suited for 3/4 or larger scale warbird kits or other experimental aircraft requiring sustained, high horsepower. Recreational Power Engineering Hirth engines and accessories, Powerfin composite propellers, and BlueMax 2 cycle aviation oil. Of course there are reduction drives on many aircraft engines Leadsled, that goes without saying. The plane is in great condition and has always been stored in hangar. All of the supplied components are brand-new, zero-time parts. Also closing out many VW engine conversions. Aircraft Auto Engine Conversions This Eggenfellner Subaru conversion lost power a couple days ago and Crashed. Victim of a bored god Moderator . As this engine is sold without a reduction drive, it falls on the builder to choose which rating is most appropriate. Subaroo Specialties Performance Subaru engines. Toothed-belt manufacturers do not endorse PSRU applications, so users are on their own establishing application factors and service life. The low profile slant version places the engine at 70 degrees from vertical to fit more conventional cowlings. Lone Star Light Sport Aircraft was founded with the goal to offer premium craftsmanship and superior customer service. You have entered an incorrect email address! AUTHOR TERRY EDWARDS is a senior mechanical design engineer currently working on marine propulsion drives. TEAM-38 Manufactures V-8 engine conversions. The AeroVee 2.1 package is a 2180 cc, 80 hp Aero-Engine that can be run on AvGas or Auto Fuel. The FAA only requires 100 hours of full throttle, full rpm for certified engines and another 50 hours at 75-100% power, 50 hours of which are required to … Aircraft homebuilders usually do so to save money. Also the US distributor for Sub4 aeromotive engine parts and redrives. Our kit accepts Constant Speed Propeller. Aftermarket valves made from titanium or stainless steel are made specifically for reduced valve inertia at high rotational speeds or for special fuels such as alcohol. Try running your car’s engine at or near redline rpm all the time and see what happens. Atkins Rotary Specialties Inc. Eggenfellner, Vesta and Powersport offer everything from small, turbo charged engines … If left in service long enough, all bearings will fail due to fatigue failure of the rolling surfaces. Main housing is cast aluminium and all internal components are machined from billet aluminium with extremely close tolerances of 0.005”. As a minimum, the L10 life calculated should be at least 1.5-2 times the TBO of the engine: 3500-5000 hours. Equipped with an experimental Chevy 4.3L V6 engine that can be sold with the plane or not. He has his ever-moving finger on the pulse of the state of the art in auto engine conversions for aircraft. The cooling system is a primary engine support system, along with the fuel and ignition systems. Some are cheaper, some more expensive. Automobile radiators can be used, but it may not be possible to obtain performance charts from the manufacturer. Automobile engine power is quoted as maximum rated power. Firewall forward packages for almost any homebuilt aircraft. At least it is one of the few engines designed for a similiar duty cycle as an aircraft engine, and would probably be a much better package than an over stressed automotive engine. All rights reserved worldwide. Kitplanes Magazine: Your Homebuilt Aircraft Authority. November 8, 2018 April 20, 2019. If we choose the aircraft conversion figures as an example: T=275 x 5252/3500=412 lb.-ft. The Corvair engine is a 164 cubic inch (2,700cc), horizontally-opposed, six-cylinder, air-cooled powerplant. Stratus Incorporated Converted Subaru EA-81 engines for use in Avid Flyers and similar light, home-built aircraft, and the Cessna 150F. BUT. Contact: Jerry, the Owner/Builder at 810-329-7083 (home) or 810-300-1140 (cell) First one in Canada This PSRU is a Supermarine Aircraft design for our engine packages with thousands of hours testing and flying in the field with no failures. Our 82mm crankshaft is made specifically for aircraft … Location: Utopia. Robinson V-8 Aircraft has everything you need to convert to a LS series V8 with our Base Engine Conversion System. Don Bouchard talks with Don Hansen about how he converted … Powersport Aviation, Inc. Higher-pressure caps will raise the boiling point of the water, but may also cause head gasket or water pump seal leaks. Lone Star Light Sport 1/2 VW Aircraft Engine Conversions. OUR GOAL To inspire today and tomorrow’s generations by offering low-cost services and reliable products all while gaining performance and becoming a part of a community. This engine is comparable in power to the Lycoming O-235 but lighter in weight. All systems should be examined to determine if a single-point failure can cause engine failure. The system fill/pressure cap should be a coolant-recovery type, and the pressure rating should be the same as that provided by the manufacturer in the automobile application. L ast month we covered some of the differences between engines designed for aircraft and those that might be converted from auto use. Compass Avionics Incorporated Manufactures and sells redundant electronic fuel injection & ignition systems for converted auto engines. KITPLANES Magazine, August 2001 Auto Engines for Aircraft Part 2 of an engineering perspective on these popular conversions. Produces the PS-215 Mazda rotary based engine, the PSRU-300 reduction drive for Mazda rotary conversions, and computer based Multi-Function Displays. The upright versions are mostly used in trikes, light twins and replica aircraft that require a narrow engine package. One of our recent conversion projects (2011) was the development of the V8-powered, EPI Mark-9 equipped Periera GP-5 Reno Racer, which competed … Learn about Raven's innovative rotocraft gyroplane tractor autogiro autogyros for ultra light airplane helicopter trikes. Torque (T), power (P) and engine rotational speed (N) are related by: T (lb.-ft.) = P(hp) x 5252/N(rev./min.) The difference between a reliable and unreliable installation is in the systems engineering, which means all of the support systems, PSRU, fuel, oil, cooling and controls that the engine needs. what engine are you going to fly behind? An engine upgrade can breath new life into an aging airframe or transform the performance of an underpowered one. Posts: 6,627 Quote: The most disappointing thing about this thread is that they never built a production radial car engine. Aircraft Engines that check all the boxes. Viking Aircraft Engines. Chain drives may be either roller chain or Morse Hy-Vo chain. It will be the same one used on the Hybrid model. Note that the automobile sports engine power rating is 75% higher than the industrial version. While an engine’s power rating is the most widely used rating, it is an engine’s ability to do work – its torque rating – that is most important. KITPLANES Magazine, August 2001Auto Engines for Aircraft, Part 1 Part 1 of an engineering perspective on these popular conversions.By Terry Edwards. The American Gear Manufacturers Association (AGMA) lists these standards in their publications. 276 hours of total run time. Rolling-element bearings are preferred for both the thrust bearing for the propeller and the radial bearings for the input and output shafts. We know that popular 2-stroke Rotax 503 and 582 are not certified aviation engines but variations of snowmobile engines with all 2-strokers' problems. Raven Rotorcraft & Redrives Inc. Geo Metro/Suzuki auto engine reduction drives and conversion manuals. The obvious differences between these two types of engines are weight and first cost. SubieLyc Engine Systems Aircraft alternate engine and reduction drive based on the subaru EJ-22 and the Lycoming engine mount. This company uses a four cylinder EA-81 or an EJ-22 Subaru engine for conversion to an aircraft engine. Consider that the industrial version power curves show increasing power and torque at engine speeds greater than shown in the table, but the engine is not rated at the higher speeds. DIESELS: A Prototype Airplane with a Diesel Engine-Lucas: 48. The P-51 Mustang used an aft-fuselage-mounted radiator, while the P-40 Warhawk’s was mounted beneath the engine. The propeller shaft bearings should be sized to support the propeller thrust loads plus the gyroscopic loads caused by maneuvering. Hose clamps should be constant-tension type, and two clamps per hose end provide extra safety. The function of the exit duct is exactly opposite: contracting gradually to increase air velocity. To compare these in more detail, we need some definitions: The rate at which the engine does work.