Engine Overhaul
Airmark Overhaul, Inc., Aviation Engine Service, Inc., Aviation Engines, Inc, Central Cylinder Service, Inc., Component Repair Technologies, Inc., Devine Aircraft Engine, Inc., Diemech Turbine, Inc., Gulf Aircraft Maintenance Company, Harrison Engine Service, Inc., Heritage Turbines
Able Experimental Aircraft Engine Co.
High performance, VW based, light weight engines, compensating carburetors, and induction systems.
Atkins Rotary Specialties Inc.
Supplying Mazda (RX7) rotary engines for installation in homebuilt aircraft.
Bayern-Chemie GmbH and Protac S.A.
Developer and manufacturer of rocket and airbreathing propulsion systems, including hypervelocity and special use engines. Site also provides company history and profile, news, review of technologies, and related links.
Compact Radial Engines
Manufactures and distributes radial, boxer and inline aircraft engines for experimental, PPG and ultralight aircraft.
Crossflow Aero Corporation
Converting Subaru automotive engines for experimental aircraft. [requires Flash]
DeltaHawk, Inc.
Designing a new two-stroke diesel engine aimed at the general aviation market.
Dyna-Cam Engines
A revolutionary new engine design which yields a piston engine with the shape of a turbine.
Eggenfellner Aircraft LLC.
Producing firewall forward engine packages based on a Subaru automotive engine conversion.
EPI, Inc.
Design and development of piston engine technology and systems, specializing in aircraft V8 engines and propeller reduction gearboxes.
Firewall Forward
Manufacturer of Honda Civic based aircraft engines as well as propellor speed reduction units and ignition systems.
Franklin Aircraft Engines, Inc.
Manufacturer of light aircraft piston engines.
Kreisler Manufacturing Corporation
Manufactures precision metal components and assemblies for use in military and commercial aircraft engines. (Nasdaq: KRSL).
Limbach Flugmotoren
German manufacturer of the Limbach aircraft engine. [Flash required]
Mallen Research Corporation
ultra-efficient aeroengines for unmanned aerial vehicles and other performance-critical sectors.
MTU Aero Engines
Manufacturer providing development, production and maintenance services for civil and military aero engines and industrial gas turbines.
Pratt and Whitney
Leader in the design, manufacture, and support of turbine engines.
Progressive Air Services, Aircraft Engines and Par
Aircraft engines, parts and accessories to worldwide market.
Textron Lycoming
Major manufacturer of general aviation piston engines.
Two Stroke International
Manufacturer of a line of lightweight engines for ultralight aircraft.
Universal Turbine Parts
Pratt and Whitney Canada approved supplier of PT6, JT15D, and PW100 engines and components.
Vertical Technologies
Manufacturer of turbine engines for aeronautical use. From Italy.
VW Engines
Producing the RG2000 aircraft engine along with associated accessories.
Willis Lease Finance Corporation
Acquires and provides commercial aircraft spare engines in the aftermarket and purchases and resells used and refurbished commercial aircraft engines and airframe and engine components. (Nasdaq: WLFC).
Zanzottera Engines
Manufacturer of engines designed for ultralight and unmanned aircraft.
Zoche Aero-Diesels
Developing type certificated, direct drive, air cooled, radial, two-stroke Diesel engine.