Raisbeck Modifications
Elliott Aviation is an Authorized Raisbeck Dealer
Elliott Aviation is offering performance-enhancing modifications for all King Air series, including 90, 100, 200, and 300 series. Each modification is designed to maximize your aircraft’s performance, efficiency, and passenger comfort.
When fully equipped with the EPIC Performance Package, your King Air benefits from increased allowable gross weight, shorter takeoff and landing distances, improved climb and cruise performance, enhanced engine efficiency, and superior all-weather capability.
Available Modifications
Whether you’re looking for composite 5-blade propellers, ram air recovery systems, dual aft body strakes, or enhanced leading edges, Elliott Aviation provides proven upgrades that boost performance, reduce drag, and increase operational capability. Trust our team to deliver FAA-certified modifications that keep your King Air performing at its absolute best, while enhancing passenger comfort and cabin utility.
Raisbeck Composite 5-Blade Swept Propeller
Models: King Air 200, B200, B200GT, 250; King Air 300, B300, 350
Benefits:
- Larger diameter for increased thrust without added noise or vibration
- Unlimited blade life
- Weight savings (48–54 lbs vs. OEM)
- Carbon fiber composite with nickel-cobalt leading edges to resist FOD
- 6-year / 4,000-hour TBO, 3-year / 3,000-hour warranty
Ram Air Recovery System
Models: All 200-series
Benefits:
- Improved climb and cruise performance in all operating modes
- Up to 18° cooler engine ITT at equal torque
- 8% more available horsepower at altitude
- Reduced fuel consumption, increased range
- Protects against FOD; deployable on ground, takeoff, and landing
Technology: Developed with Pratt & Whitney Canada; FAA-certified ice-vane deployment; Coanda-effect aerodynamics for efficient airflow; full inlet plenum sealing
High Flotation Gear Doors
Models: All 200-series
Benefits:
- Improved cruise speeds and range
- Enhanced stall characteristics
- More efficient air conditioning and cooling
- Increased outboard wing fatigue life
Technology: Advanced airfoil design; all-composite construction; recessed de-icing boots; optimized intercooler inlet
Dual Aft Body Strakes
Models: All King Airs
Benefits:
- Increased directional stability; raises or eliminates yaw-damper-inoperative altitudes
- Improved passenger ride quality and pilot handling
- Reduced drag for better climb and cruise performance
Technology: Classic ventral fin removed; aft-body airflow captured and pressurized using coanda-effect; increases equivalent vertical tail area
Crown Wing Locker Systems
Models: All except F90/F90-1, 100/A100/B100
Benefits:
- FAA-certified for 600 lbs cargo in 16 cu ft of storage
- Frees cabin space for passengers
- Secures skis, golf bags, luggage, and other equipment
- Fully compliant with FAR Part 135 operations
Technology: Lightweight composite construction; aerodynamically area-ruled; fully self-contained, removable for maintenance
Enhanced Performance Leading Edges
Models: F90, A100, 100, B100, 250, B200GT, B200, 200, 350, 350ER, 350i
Benefits:
- Restores climb and cruise performance of standard-gear King Airs
- Increases cruise speed by 8–12 knots depending on altitude
- Keeps wheel wells, tires, and brakes clean, warm, and dry
Technology: Fully encloses high-floating gear, wheels, and tires; aerodynamically area-ruled; lightweight composite construction
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