VW Engines from
Great Plains Aviation Supply!

Welcome to Great Plains Aviation Supply LLC

Notice: This established experimental VW based aircraft engine company is being offered to qualified individuals interested in continuing the successful heritage of Great Plains. Those interested may call or email. Thank you.

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If you have a need for Technical Information on your Great Plains engine or parts
please email your question to: info@greatplainsas.com

Engine Kits and Parts

Front Drive Long Block Kits

Flywheel Drive Engine Kits

Reduction Drive Long Block Kits

1/2 VW Plans  

Type 1 Engine Parts

Diehl Accessory Kits

and Prop Hubs

Fuel System Components
Including Carbs, Intake, Pump

Ignition Systems  

Miscellaneous Parts
Instruments, Tools, Books, etc.

Easy Eagle 1 Plans  

Contact Information

Great Plains Aviation
Supply LLC

Tel 402 493 6507

info@greatplainsas.com Office hours are 8 am to 5 pm
Central Time Zone
Monday thru Friday

Click here for Contact and Ordering Information!

Great Plains Aircraft offers an extensive line of VW based engine parts, accessory kits, and individual engine parts for VW powered sport aircraft.


Front Drive - Air-Cooled.

Direct drive, driven off the pulley end (Type 1 only) for standard aircraft configuration. The Front Drive engine turns counter clockwise from the cockpit in a tractor configuration. Wooden props ONLY must be used. This is the most popular configuration.

Reduction Drive - Air-Cooled.

Driven off the pulley end of the crankshaft. Available in 2.0:1 and 1.6:1 Drive Ratios from Valley Engineering. Drive Ratio 1.6:1 is for 72" to 74" props and the Drive Ratio 2.0:1 is for those aircraft requiring 80" to 84" props. The Reduction Drive can deliver over 100 takeoff Horsepower (depending on engine size) and 60 continuous Horsepower. The prop turns counter clockwise from the cockpit (tractor installation). Use of wood, composite or adjustable props. Fits Type 1 VW Only.

Check out our Reduction Drive Long Block Kits and Accessory Packages!

There are over 50 popular airframes world wide that are powered by VW based engines:

Here is a sampling...

VP-1, VP-2, KR-1, KR-2, KR-2S, Corby Starlet, Fisher Youngster, Easy Eagle Bi-Plane, Sonerai 1, Sonerai 2, Sonerai 2S, Legal Eagle, Double Eagle, Sonex, Xenos, Waiex, Onex, Thatcher CX-4, Thatcher CX-5, Fisher Avenger, Cygnet, Dragonfly, Flagor Scooter, Hummel Bird, Mini Coupe, Nieuport 11, Pober Pixey, Stewart Headwind, Teenie Two, SkyRanger, Benson Gyro, Brock Gyro, most Aerodrome replica aircraft, V-Max, Q2, BK-1, BK-1.3, Taylor Monoplane, Ultra Cruiser, Aerosport Quail, and the Jodel D-9. And don't forget the MOD (My Own Design).

 Why Choose GPASC? Front Drive Specs Reduction Drive Specs Installation Instructions
VW Powered Aircraft List Service Bulletins  Educational Books Link to Sterba Props!
Link to O'Keefe Aero!
Landing Gear and Brakes...
Link to Sonerai Works!
For Sonerai Plans and Parts!

Great Plains Aviation Supply LLC
By Telephone 402 493 6507