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Swept Blade Turbofan Propellers

Beechcraft King Air 90 Series, 200 Series and 350 Series

Raisbeck Engineering Logo

More Thrust, Not More Noise

Raisbeck/Hartzell Swept Blade Turbofan Propellers for the King Air utilize unique swept-wing technology to increase thrust while reducing noise and vibration. FAA-certified, the Swept Props come with new Airplane Flight Manuals, making them compatible with all combinations of Raisbeck Performance Systems and carrying with it all of these systems’ FAA-approved increased performance levels.

Raisbeck Swept Blade Turbofan Propeller Benefits

  • Larger (96") Diameter Develops More Thrust Without Increasing Noise or Vibration
  • Certified Worldwide to Meet the Most Stringent Regulations and Noise Requirements
  • Inherently Improved Performance in All Phases of Flight
  • Made of Affordable Aluminum
  • Trouble-Free Operation Between 6-Year, 4,000 Hour Overhauls

Raisbeck Swept Blade Turbofan Propeller Technology

  • Unique Combination of Aerodynamic Technology and Computer-Aided Manufacture
  • Lightweight Aluminum Hubs and Blades
  • Oversized Hydraulic Power Piston to Lock in Propeller Synchrophasing
  • Grease-Lubricated Hubs to Preclude Oil Leaks

Blackhawk News

PRESS RELEASE | Blackhawk Promotes Lindsay Allmon to Marketing Manager

January 8, 2019 | 0 Comments

WACO, TX – January 8, 2019 – Blackhawk Modifications, Inc. is proud to announce the promotion of Lindsay Allmon from Marketing Coordinator to Marketing Manager. Lindsay joined Blackhawk almost three years ago and has since played a key role the Marketing Department. “Lindsay’s dedication and energy are truly transforming Blackhawk’s Marketing Department into something better…

Read More

PRESS RELEASE | Blackhawk Celebrates Milestone Achievement: 800 Engine+ Upgrades Sold

October 16, 2018 | 0 Comments

Pictured above: The Phoenix-edition 1982 King Air C90-1 on display at EAA AirVenture 2018 where 800th customers Gregg and Jan Goodall first saw the airplane. Click here for this image in high resolution. ORLANDO, Florida – October 15, 2018 – Blackhawk Modifications, Inc. is proud to announce that with the sale of the Phoenix-edition King…

Read More

King Air 350 Milestone Update | King Air Magazine Demo Flight

September 29, 2018 | 0 Comments

“This truly is the Greatest King Air that I have yet had the pleasure to operate.” – Renowned flight instructor and author of “The King Air Book” Tom Clements after flying an XP67A-powered King Air 350     The XP67A just keeps rolling along and we have had some exciting news since our last update.…

Read More

PRESS RELEASE | Blackhawk Becomes Exclusive Provider of MT 5-Blade Composite Propeller for the Cessna Caravan

July 25, 2018 | 0 Comments

Pictured above: Blackhawk-Powered Cessna Caravan with the MT 5-Blade Composite Propeller Click here for this image in high resolution. OSHKOSH, Wisconsin – July 23, 2018 – Blackhawk Modifications is proud to announce that MT Propeller has granted Blackhawk full aftermarket exclusivity to provide the FAA and EASA approved MT 5-blade composite propeller to PT6A-140 and…

Read More

PRESS RELEASE | FAA Approves G1000 NXi Integration with King Air 350 XP67A Engine + Upgrade

July 24, 2018 | 0 Comments

Pictured above: XP67A and G1000-Equipped King Air 350, 339 KTAS Click here for this image in high resolution.   OSHKOSH, Wisconsin – July 23, 2018 – Blackhawk Modifications, Inc. is proud to announce the FAA-Approval of the Garmin G1000 NXi with the XP67A Engine+ Upgrade for King Air 350 series aircraft. This Supplemental Type Certificate…

Read More

PRESS RELEASE | Blackhawk Launches XP67A Engine+ Upgrade Program for King Air 300 Series

July 23, 2018 | 0 Comments

Pictured above: Blackhawk XP67A Engine+ Upgrade for the King Air 300. Click here for this image in high resolution. OSHKOSH, Wisconsin – July 23, 2018 – Blackhawk Modifications is proud to announce the launch of the XP67A Engine+ Upgrade for the King Air 300 Series, which pairs the Pratt & Whitney Canada (P&WC) 1200 shaft…

Read More

PRESS RELEASE | Blackhawk Celebrates 10 Year Anniversary of XP61 Engine+ Upgrade STC

June 26, 2018 | 0 Comments

  WACO, Texas – June 26, 2018 – This month, Blackhawk Modifications, Inc. proudly celebrates the 10-year anniversary of the XP61 Engine+ Upgrade STC approval for the King Air 200 series. With over 136 XP61 upgrade kits sold, this model has proven to be a game changer for the King Air 200 market over the…

Read More

PRESS RELEASE | Blackhawk Expands EASA Approval for XP140 Engine+ Upgrade to Include MT 5-Blade Composite Propeller and Aero Acoustics Kit Pairing

April 18, 2018 | 0 Comments

Pictured above: Don Moore of Blackhawk Modifications and Jean-Pierre van der Burgt of Mastenbroek Aeroskill inspect the XP140 Engine+ Upgrade Click here for this image in high resolution. FRIEDRICHSHAFEN, GERMANY – April 18, 2018 – Blackhawk Modifications, Inc. is pleased to announce the Company has expanded the EASA Approval of the Cessna Caravan XP140 Engine+…

Read More

PRESS RELEASE | Blackhawk Gains EASA Approval for King Air 350 XP67A Engine+ Upgrade

April 17, 2018 | 0 Comments

  FRIEDRICHSHAFEN, GERMANY – April 18, 2018 – Blackhawk is excited to announce that the Company has received European Aviation Safety Agency (EASA) approval for the King Air 350 XP67A Engine+ Upgrade. Keys to the upgrade include two factory-new Pratt & Whitney Canada PT6A-67A engines and new 5-blade composite propeller assemblies and spinners from MT-Propeller,…

Read More

PRESS RELEASE | Introducing Phoenix by Blackhawk

April 4, 2018 | 0 Comments

  WACO, TX – April 4, 2018 – Blackhawk is proud to launch their latest aircraft modernization program; Phoenix by Blackhawk. The program encompasses a complete nose-to-tail customization of legacy aircraft including new or low-time Blackhawk XP Engine+ Upgrades, new or low-time propellers, fresh paint, top-of-the-line interiors, glass cockpit avionics, and fresh inspections. To qualify…

Read More

PRESS RELEASE | Blackhawk Promotes Lindsay Allmon to Marketing Manager

January 8, 2019 | 0 Comments

WACO, TX – January 8, 2019 – Blackhawk Modifications, Inc. is proud to announce the promotion of Lindsay Allmon from Marketing Coordinator to Marketing Manager. Lindsay joined Blackhawk almost three years ago and has since played a key role the Marketing Department. “Lindsay’s dedication and energy are truly transforming Blackhawk’s Marketing Department into something better…

Read More

PRESS RELEASE | Blackhawk Celebrates Milestone Achievement: 800 Engine+ Upgrades Sold

October 16, 2018 | 0 Comments

Pictured above: The Phoenix-edition 1982 King Air C90-1 on display at EAA AirVenture 2018 where 800th customers Gregg and Jan Goodall first saw the airplane. Click here for this image in high resolution. ORLANDO, Florida – October 15, 2018 – Blackhawk Modifications, Inc. is proud to announce that with the sale of the Phoenix-edition King…

Read More

King Air 350 Milestone Update | King Air Magazine Demo Flight

September 29, 2018 | 0 Comments

“This truly is the Greatest King Air that I have yet had the pleasure to operate.” – Renowned flight instructor and author of “The King Air Book” Tom Clements after flying an XP67A-powered King Air 350     The XP67A just keeps rolling along and we have had some exciting news since our last update.…

Read More

PRESS RELEASE | Blackhawk Becomes Exclusive Provider of MT 5-Blade Composite Propeller for the Cessna Caravan

July 25, 2018 | 0 Comments

Pictured above: Blackhawk-Powered Cessna Caravan with the MT 5-Blade Composite Propeller Click here for this image in high resolution. OSHKOSH, Wisconsin – July 23, 2018 – Blackhawk Modifications is proud to announce that MT Propeller has granted Blackhawk full aftermarket exclusivity to provide the FAA and EASA approved MT 5-blade composite propeller to PT6A-140 and…

Read More

PRESS RELEASE | FAA Approves G1000 NXi Integration with King Air 350 XP67A Engine + Upgrade

July 24, 2018 | 0 Comments

Pictured above: XP67A and G1000-Equipped King Air 350, 339 KTAS Click here for this image in high resolution.   OSHKOSH, Wisconsin – July 23, 2018 – Blackhawk Modifications, Inc. is proud to announce the FAA-Approval of the Garmin G1000 NXi with the XP67A Engine+ Upgrade for King Air 350 series aircraft. This Supplemental Type Certificate…

Read More

PRESS RELEASE | Blackhawk Launches XP67A Engine+ Upgrade Program for King Air 300 Series

July 23, 2018 | 0 Comments

Pictured above: Blackhawk XP67A Engine+ Upgrade for the King Air 300. Click here for this image in high resolution. OSHKOSH, Wisconsin – July 23, 2018 – Blackhawk Modifications is proud to announce the launch of the XP67A Engine+ Upgrade for the King Air 300 Series, which pairs the Pratt & Whitney Canada (P&WC) 1200 shaft…

Read More

PRESS RELEASE | Blackhawk Celebrates 10 Year Anniversary of XP61 Engine+ Upgrade STC

June 26, 2018 | 0 Comments

  WACO, Texas – June 26, 2018 – This month, Blackhawk Modifications, Inc. proudly celebrates the 10-year anniversary of the XP61 Engine+ Upgrade STC approval for the King Air 200 series. With over 136 XP61 upgrade kits sold, this model has proven to be a game changer for the King Air 200 market over the…

Read More

PRESS RELEASE | Blackhawk Expands EASA Approval for XP140 Engine+ Upgrade to Include MT 5-Blade Composite Propeller and Aero Acoustics Kit Pairing

April 18, 2018 | 0 Comments

Pictured above: Don Moore of Blackhawk Modifications and Jean-Pierre van der Burgt of Mastenbroek Aeroskill inspect the XP140 Engine+ Upgrade Click here for this image in high resolution. FRIEDRICHSHAFEN, GERMANY – April 18, 2018 – Blackhawk Modifications, Inc. is pleased to announce the Company has expanded the EASA Approval of the Cessna Caravan XP140 Engine+…

Read More

PRESS RELEASE | Blackhawk Gains EASA Approval for King Air 350 XP67A Engine+ Upgrade

April 17, 2018 | 0 Comments

  FRIEDRICHSHAFEN, GERMANY – April 18, 2018 – Blackhawk is excited to announce that the Company has received European Aviation Safety Agency (EASA) approval for the King Air 350 XP67A Engine+ Upgrade. Keys to the upgrade include two factory-new Pratt & Whitney Canada PT6A-67A engines and new 5-blade composite propeller assemblies and spinners from MT-Propeller,…

Read More

PRESS RELEASE | Introducing Phoenix by Blackhawk

April 4, 2018 | 0 Comments

  WACO, TX – April 4, 2018 – Blackhawk is proud to launch their latest aircraft modernization program; Phoenix by Blackhawk. The program encompasses a complete nose-to-tail customization of legacy aircraft including new or low-time Blackhawk XP Engine+ Upgrades, new or low-time propellers, fresh paint, top-of-the-line interiors, glass cockpit avionics, and fresh inspections. To qualify…

Read More
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