Franklin Aircraft Engines, Inc.
Franklin Aircraft Engines - Your source for new Franklin engines, new Franklin parts, and information
http://www.franklinengines.com/

EPI, Inc.
Propulsion System Technology and Components for Aircraft, Automotive, Marine and Industrial Applications
http://www.epi-eng.com

Piston-rings.eu
Offers piston rings for vehicles and industrial engines. Includes product catalogue and company profile.
http://www.piston-rings.eu

Global Aircraft Industries Ltd
One of the of the largest aircraft parts & salvage companies in the world, Global is presently parting out over 650 aircraft from small piston singles to large piston and turbine twins, and our inventory is constantly growing! Give us the opportunity to save you money and down-time compared to buying new parts and we will guarantee your satisfaction with every purchase.
http://www.globalparts.com/

Diamond aircraft
Diamond Aircraft Industries
http://www.diamondair.com/

Sunshine Aircraft Repair
Based in the air corridor between Milwaukee and Chicago Sunshine Aircraft Repair specializes in quality maintenance on all makes and models of piston aircraft.
http://www.sunshineaircraft.com

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).
http://www.willislease.com/

Compact Radial Engines
We manufacture and distribute multi-purpose 2-stroke engines for PPG, Ultralight, and Light aircraft.
http://www.compactradialengines.com/

Progressive Air Services, Aircraft Engines and Parts
Progressive Air Services, supplying Aircraft Engines, Aircraft Parts and Aircraft Accessories. Largest Canadian distributor of Lycoming, Continental, Slick, Lasar, Precision, Lamar, Consolidated, and Electrosystems Aircraft Parts that can be shipped worldwide
http://www.progressiveair.net

Nieuport Pages
The Nieuport Aircraft 1909-1945. Photographs, drawings, profiles, serial lists of Nieuport aircraft plus period drawings of WW-I aircraft engines and WW-I aircraft.
http://mars.ark.com/~mdf/nieuport.html