CALL JOHNSTON AIRCRAFT SERVICE, INC.
SALES OR INSTALLATION OF
CASCADE PT6 -41/42 850 SHP CONVERSIONS,
PRESSURE INLETS AND
JAS ULTRA THRUSHS
JAS ULTRA THRUSH
Cascade Aircraft Conversions has a complete firewall forward
turbine conversion using the P&W PT6A-41/42 850
SHP engine for both Thrush and
This is a very successful HIGH PERFORMANCE conversion and would be a great
option to upgrade your Thrush or Air Tractor to a MUCH Higher Performance.
The Cascade Ram Air Inlet
is the most effective inlet system on the
market. This inlet system uses K&N filtration for maximum
We also SELL AND INSTALL
the Cascade PRESSURE
COWL INLET SYSTEM for other Pratt & Whitney engined THRUSHS and AIRTRACTORS.
JAS ULTRA THRUSH
The JAS Ultra Thrush is usually a radial engined
or smaller turbine Thrush that JAS converts to
the P&W PT6A-41/42
engine of 850 SHP using the Cascade conversion
kit with an AVIA High Performance 3 blade
Propeller, or a Hartzell High
Performance 4 bladed Propeller. The aircraft
is completely rebuilt and updated with many many modifications.
fully inspected line oiled fuselage with factory beef up kits |
|Wing root fairings|
| 192 or 230 gallons fuel|
time or new spar caps|
|Rebuilt 500 gallon hopper|
|Complete spray system|
|Stainless steel booms|
| CP nozzles|
|Left side load|
|New upper center instrument panel with MVP50T Glass
state charging circuit|
|New throttle quadrant|
recovered tail surfaces using the Poly Fiber process or Factory metal tail|
|Rebuilt 29" wheels
and brakes with new APS black steel brake discs and linings|
|Spring steel tail
wheel gear with 5.00 x 5 tire|
|Rebuilt shock struts with new biscuits|
side panels with stainless Phillips head fasteners|
|Double latch cockpit doors|
|New or excellent glass|
|New Alumigrip HS 4200
paint with custom schemes are standard|
So Why Buy a Cascade 850 SHP PT6A-41/42 Conversion
PERFORMANCE, PERFORMANCE, PERFORMANCE!
14" longer engine mount with improved thrust line. NO
BALLAST needed with metal tail!
Maximum efficiency ram air inlet using K&N lifetime
Modern solid state charging circuit - NO CARBON PILE
Includes new upper center instrument panel, MVP50T Glass
Panel, and new wiring harness with cannon plug hook up.
3 Blade High Performance Avia 108" Prop standard, and
4 Blade High Performance Hartzell 108" Prop optional.
High Performance LED nose landing lights in all new engine
|Service support comes from JAS in Tulare, Calif., and Cascade Aircraft Conversions located in Garfield,
Washington. Plus, the P&W PT6 engine is supported throughout the world.|
The Cascade pressure Cowl is now available for the 660
Thrush (Pictured Above)
Cascade Aircraft Conversions Pressure Cowl has been a great success!
Cascade Pressure Cowl Advantages
|LIFETIME FILTER- Eliminate ongoing expensive filter purchases!|
|Reduces Fuel burn by more than 4 gallons per hour!|
|Save money on Hot Section costs by lowering your ITT temperature up to 70