Fly above the terrain and get there faster
Carry an additional 250 lbs. of payload and pack all your gear
Climb to new heights and find the tailwind
Congratulations! You own the most popular aircraft ever built. We believe that we have created the ultimate upgrade kit that gives your Cessna 172 more versatility and makes it a true 4 seater. Flying in high density altitude days and adding the capability to carry additional payload are just a few benefits that enhances your flying and adds additional safety. Give your legacy airframe the upgrade it needs to set you apart. You will enjoy a new experience.
Fly at 20 In. Hg. and set a comfortable cruise
Develop more power at altitude and cruise along
Rich of peak operation at 9,500 feet
20 In. Hg.
Upgrade your aircraft with our 180 Horsepower engine and experience a whole new level of performance. With better cruise speeds and rate of climb, you'll be amazed at the difference. .
The secret sauce of this conversion is the replacement of the 1C235/LFA7570 propeller with the 1A170E/JHA7670. The new propeller allows the engine to go from 2400RPM to 2700RPM, therefore making additional horsepower.
Expand your envelope. One of the best benefits of our upgrade is the ability to carry additional weight on your flights. It adds flexibility on your range planning and an additional safety margin.
Models D thru L
Models M thru P
Need a bigger envelope?
We provide an option to use a new tachometer or re-mark the existing tachometer to change from 2400 RPM to 2700 RPM.
Airspeed Indicator Re-Mark
There are some small changes to the airspeed indicator markings. We offer the option to install a new indicator or re-mark the existing one.
Fuel Flow Gauge Re-Mark
Fuel Flow gauge can be replaced or re-marked to accommodate the change of the green arc.
New McCauley Propeller
A new propeller is the secret sauce of this upgrade. It will enable the engine to develop 2700RPM, thus producing 180 HP.
Six Ply Tires
Because of the additional gross weight increase of 100 Lbs, there is a new requirement to use 6.00 X 6.0, 6 Ply tires.
We supply the needed hardware, installation instructions, Instructions for continued airworthiness and STC Authorization
We provide an all-encompassing kit during the upgrade. We like to call it a NEW firewall forward upgrade. Our goal is to provide all the hardware needed to complete the installation with ease.
We offer several products that will enhance your aircraft and add more pleasure to your flying. During an engine upgrade we are able to install other products and accessories efficiently since we start with a clean slate.
Besides customer satisfaction, one of our main goals is to provide continual airworthiness for your aircraft. We are never done adding more features to the upgrade kit. This is why we fabricate our FAA-PMA parts in-house. We are able to reduce cost significantly to save you more money and provide a product that meets our kit quality standards. We are here to provide future support in your maintenance. Visit our online store to find STC products and FAA-PMA parts.
OEM Vs. Air Plains
With Air Plains there are a few options to get 180 horsepower into your Skyhawk. We do not sell the "STC Paperwork" only because we believe that the kit parts that we offer with the engine upgrade is the "secret sauce" to a complete, safe and successful installation. We have added several more parts over the 40 years with our continual engineering. Our goal is to make the installer's job as easy as possible. Installation instructions and blueprints safeguard the procedures and standards for installation and maintenance of your new engine... no matter where you choose to have it installed. Did you know that in the state of Kansas there is no sales tax on aircraft maintenance or modification?
Install at Air Plains
Purchase Complete Kit
Installed at our Facilities
One flat fee
Use our Know-How
2 to 3 weeks Turn Time
Install at your FBO
Purchase Complete Kit
Installed by your mechanic
Instructions and Drawings
Tech Support provided