See: https://en.wikipedia.org/wiki/Stratus_2000 However, the company recently installed a 100-hp engine in a Cessna 150F and is thrilled with the results. Each Stratus engine is delivered dynamometer tested from 103-107 hp. This approach has been tried before, with mixed results. We cannot help you with this, though RAM engines still seem to offer Subaru configurations. The price of the complete Subaru EA81Stratus powerplant as shown in Photo 1 is $5995. E81 SUBARU ENGINES (3 OF THEM) • $250 • FOR SALE • Three E81 Subaru engines.Ideal for conversion. Where To Download Stratus 2000 Engine Stratus Inc. There is no evangelist for Subaru Aircraft Engines or the conversions of them. Most of the engines have been retrofits with seven flying. These were readily available and bulletproof. Note: All figures based on a stock Cessna 150F with no wheelpants; sea-level conditions; a takeoff weight of 1600 pounds; outside air temperature of 55°F; and humidity of 68%. Stratus rates the engine at an even 100 hp at 5400 rpm. The “near perfect” all rounder engine. Stratus 2000, Inc specialized in the design and manufacture of engines based on Subaru automotive engines for homebuilt aircraft. ZODIAC Photo Gallery: Engine Installations ZODIAC Photo … The firewall-forward package supplied by Zenith Aircraft Company includes the following, less the actual Stratus EA-81 Subaru engine and exhaust system (to be purchased separately from Stratus Inc.) 2 normal & 1 turbo $250. Stratus 2000, Inc was an American aircraft engine manufacturer based in Camano Island, Washington and later in Corvallis, Oregon. The company installed a 100-hp engine in a Cessna 150F with good results. STRATUS have not been in business for many years. Stratus (US) Stratus engines are converted from Subaru automobile engines and are built and marketed by Stratus 2000, Inc. of Camano Island, Washington. 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. Jabiru engines are designed to be manufactured in small batch quantities using the very latest Computer Numerically Controlled (CNC) machine tools. [1][2], The company was founded as Stratus, Inc. in 1992 by Reiner and Petra Hoffmann, and was sold in 1999 to Mykal Templeman and renamed Stratus 2000, Inc. George Thiel of Seattle, Washington, powers his Avid Heavy Hauler with a Stratus and has logged 398 hours on it. The complete engine weight is 182 pounds dry and 215 pounds with cooling system and liquids. The company has been flight testing it's engines for more than a year. The engine is based upon the Subaru EA 81 automotive engine. Hope someone from the public might be able to chime in here with some information? [7][8][5], "Homebuilt Homepage - Vendors - Powerplants - Stratus", https://en.wikipedia.org/w/index.php?title=Stratus_2000&oldid=751976235, Defunct aircraft engine manufacturers of the United States, Creative Commons Attribution-ShareAlike License, Four cylinder, liquid-cooled 100 hp (75 kW) engine based upon the, Four cylinder, liquid-cooled 180 hp (134 kW) engine based upon the, This page was last edited on 28 November 2016, at 20:45. Stratus is now in production, having delivered 15 powerplants, and the company has a current backlog of 10 orders. Check them out: https://www.facebook.com/RAM-Racing-Engines-1459871787625643/, Also see: http://www.redbackaviation.com/macpherson-windfire-helicopter/, I am in need for a source for stratus engine parts for a Subaru EA-81 , 1.8 lt. engine. From what I remember, these were robust and reliable little engines that were great on fuel and low noise. Thiel is an experienced Bush pilot, and he needs a rugged aircraft, which speaks to the hardiness of both the Avid airframe and the Stratus powerplant. engines based on Subaru automotive engines for homebuilt aircraft. The company specialized in the design and manufacture of engines based on Subaru automotive engines for homebuilt aircraft. He needed quietness and smoothness of operation for fun and peace of mind. I've rebuilt several high HP Subaru engines for auto use, so I feel comfortable with the design and layout of the engine. The Stratus powerplant is basically a stock Subaru EA-81 with a PSRU added for efficiency. Majority of the components are machined in Southern Queensland in a network of small companies. Your email address will not be published. Homebuilders looking for a relatively inexpensive, reliable, smooth-running powerplant should consider the Stratus! An estimated 1000-hour TBO and altitude adjusting Bing carbs make for an easy-to-use, affordable mill that should serve well and long in most aircraft applications. It is a four-cylinder four-stroke, 1,800 cc (109.8 cu in), liquid-cooled, gasoline engine design, with a belt-type reduction drive with a reduction ratio of 2.2:1. The efficiency advantage of the Stratus engine will result in a significant improvement in range when compared to an 0-200. After much research on Subaru engines, it was decided that the North American EJ22 turbo was the best starting point to give the desired 180-200 hp reliably. However, the company recently installed a 100-hp engine in a Cessna 150F and is thrilled with the results. The aviation community builds these engines in a range from stock to over 140HP. Visit Subaru Superstore for our Genuine Subaru Engines and Certified Subaru Rebuilt Engines. Over a period of nearly three years, Stratus, headed by Reiner Hoffman, a young engineer from Karlsruhe, Germany, has developed and is now marketing its version of the Subaru EA-81 engine. I would consider buying a new EA-81. The Stratus company uses a Subaru auto engine as close to the original configuration as is feasible. Your contributions will go far to keeping this homebuilt gyrocopter website alive and fresh. Remember, as with Wikipedia, it only takes a few dollars from every person who visits to cover our running costs. Regarding the PSRU, Hoffmar points out the safety feature of incorporating two 30-mm, super-strong HTD belts, noting that even if one were to fail, the other would be more than adequate for sustained flight. What is not shown in the chart is the weight advantage of the Stratus engine. There have been a few that some would label as such (but each. EA81 PERFORMANCE With the EA81 we have the good fortune of the engine being very popular with the kit and experimental aviation communities. This is the complete Stratus EA-81 package. Nobody is standing up and preaching to the masses about the benefits of the Subaru engine. Stratus are a well known engine builder with a excellent history on their EA81 Subaru conversion providing thousands of safe flying hours around the world. He wanted near-stock configuration for economical acquisition and operation. SKYWHEELS™ Rotor Blade Manufacturing To Resume. The company also designed its own 2.2:1 ratio propeller speed reduction unit to slow the crankshaft speeds down to those that can be used by aircraft propellers efficiently. Static thrust has been measured at 498 pounds. They report easy cockpit conversation without electronic augmentation. The TBO is expected to be at least 1000 hours, Hoffman says. However, the Stratus Corporation of Seattle, Washington, appears to have been successful in its endeavor. However, the company recently installed a 100-hp engine Zenith Aircraft Company offers a firewall-forward package for the EA-81 Subaru engine conversion (from Stratus Inc.) for the ZODIAC CH 601 series. Read Book Subaru Conversion Aircraft Engine true on 9.25 Gal/hr. One of it's Stratus powerplants have also been used as retrofits in production aircraft, such as the Cessna 150. on "Stratus Subaru Auto-Engine Conversions", Alternative Engine Power For Gyrocopters – Part 3, https://en.wikipedia.org/wiki/Stratus_2000, https://www.facebook.com/RAM-Racing-Engines-1459871787625643/, http://www.redbackaviation.com/macpherson-windfire-helicopter/, Fuel Consumption (at 100 mph indicated). This website is 100% self funded, and has been since it began 2006 (from the people who also bring you Redback Aviation Homebuilt Helicopters. Thiel also reports that the entire 398 hours has been trouble free insofar as the Stratus engine is concerned. Figure 1 reflects a few comparisons between the Continental 0-200 and the Stratus engine on this airframe. Stratus EA-81 Subaru CAM 100/125 - Honda-based conversions Continental Aircraft Engines (O-200, C-90, etc.) THE STRATOS 714 400 KNOTS | 1500 NM | 6 SEATS THE STRATOS 714 400 KNOTS | 1500 NM | 6 SEATS We appreciate your consideration in this matter. The Stratus EA-81 can be installed in planes like George Thiel’s Avid Heavy Hauler. Subaru Fiyatları & Modelleri sahibinden. Stratus 2000, Inc was an American aircraft engine manufacturer based in Camano Island, Washington and later in Corvallis, Oregon. The Subaru EA81 was originally designed & developed as an Aircraft Engine and then later modified for Automotive use when Subaru pulled out of the aviation business. Is SUBARU Stratus Engine Company still on business? Smooth idle at 500 rpm also supports Stratus claims of smooth operation. SDS EM-5: Aircraft Re: Subaru NSI-E81 Engine 100HP with NSI re-drive The Subaru motors are good motors, but are fairly 570 hours on the setup as of March 2017. All that said, I just picked up a running Subaru EA81 flight engine with a "reductions" (by Dave Johnson) belt redrive and 72" 3 blade Powerfin prop for an absolute song. Stratus Incorporated Converted Subaru EA-81 engines for use in Avid Flyers and similar light, home-built aircraft, and the Cessna 150F Subaroo Specialties Performance Subaru engines… The company specialized in the design and manufacture of engines based on Subaru automotive engines for homebuilt aircraft. If Stratus had suspected the ruggedness and reliability of the Subaru engine, 450 flight test hours on two test aircraft confirmed its judgements. Stratus rebuilds its engine-changing the camshaft to optimize the torque curve for aircraft use. [3][4][5][6], The company built two Subaru-derived designs, the Stratus EA 81 based on the Subaru EA 81 automotive engine and the Stratus EJ 22 based upon the Subaru EJ 22 automotive engine. The EA81 compact design as well as the low weight/power ratio makes it a highly recommended power plant for the TERRIER 200. Operators of Stratus powerplants attest to their super quietness and smoothness. [1][3], Some existing airframe designs, like the Zenith CH 601, have been adapted for the Stratus engines, while other aircraft have been designed around the engines from the start, such as the Airdale Backcountry. Since 1992, Stratus, Inc. has converted Subaru EA-81 engines for use in Avid Flyers and similar light, home-built aircraft. The EJ25 available at the These numbers indicate the economic and performance advantages of a recent vintage liquid-cooled powerplant equipped with a PSRU over an older air-cooled, direct-drive engine. Since 1992, Stratus, Inc. has converted Subaru EA-81 engines for use in Avid Flyers and similar light, home-built aircraft. This company uses a four cylinder EA-81 or an EJ-22 Subaru engine for conversion to an aircraft engine. The Stratus EA-81 Aero-Engine Stratus, a corporation based in Camano Island, Washington, manufactures engines for home-built aeroplanes. It employs electronic ignition and produces 100 hp (75 kW) at 5400 rpm. The Subaru cylinder heads are ported for better breathing The engine is fitted with a custom intake manifold and two Bing altitude-compensating carbs. Stratus sells their engines to builders of experimental aircraft. Hoffman attributes his Subaru powerplant’s smoothness to three elements: superior balancing, a horizontally opposed cylinder layout, and a belt-type propeller speed reduction unit (PSRU). 95 Get it Thu, Dec 3 - Mon, Dec 7 Only 4 left in stock - order $ . I can not reach their website. Thiel reports that he has had his Avid up to 16,500 feet and he says he especially appreciates the quietness and smoothness of the powerplant. A lightweight 12-amp alternator is fitted, and the package includes engine mounts that use Lycoming couplers. Photo 1. The company seems to have gone out of business about 2008 and engine production ended. Where can I get the most recent information on the company? Since 1992, Stratus, Inc. has converted Subaru EA-81 engines for use in Avid Flyers and similar light, home-built aircraft. The Stratus EA81 comes as a com­plete aero-engine… the 182-pound weight includes the reduction drive, alternator, starter, flywheel, carbs, mounts, and exhaust manifold. Genuine Subaru Group N Engine Mount Pair STi Impreza WRX Forester Legacy GT NEW 2002-2015 D1010FE110 D1010FE120 5.0 out of 5 stars 5 $126.95 $ 126. The Stratus EA-81 can be installed in planes like George Thiel’s Avid Heavy Hauler. He wanted a rugged and reliable engine for safety. According to Hoffman, the Stratus Subaru EA81 powerplant weighs approximately 40 pounds less than the 0-200. Since 1992, Stratus, Inc. has converted Subaru EA-81 engines for use in Avid Flyers and similar light, home-built aircraft. 0L DOHC engine, designated the EE20, has an output of 110 kW (150 PS; 148 bhp) at 3600 rpm and develops 350 N⋅m (260 lb⋅ft) of torque The Stratus powerplant is basically a stock Subaru EA-81 with a PSRU added for efficiency. Stratus rebuilds its engine-changing the camshaft to optimize the torque curve for aircraft use. The Stratus powerplant has been under development since early 1992, accumulating much ground testing plus approximately 200 hours in an Avid Flyer and 250 hours in a Cessna 150. Aircraft Engines that check all the boxes Viking & Valkyrie Power By Viking Aircraft Engines Just wanted to thank everyone at Viking. 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