Blackhawk Engine Upgrades
Banyan is an authorized dealer and installer for Blackhawk Engine Upgrades for the King Air 90 series aircraft.

The Blackhawk XP135A
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• Available For: King Air C90, C90A, C90B, E90, F90
• A simple, bolt-on upgrade for the King Air 90 series that requires no airframe modification
• The original, early generation engines are exchanged for factory-new Pratt & Whitney PT6A-135A engines with Pratt & Whitney's 1000 hour, no calendar limit, engine warranty.
• Benefits:
  • Factory-new engines with new engine warranty
  • Price comparable to overhaul in many cases
  • Increased true airspeed
  • Increased rate of climb
  • Increased single engine service ceiling
  • Decreased time and fuel to climb
  • Lower operating cost
  • Increased resale value

The Blackhawk XP21

• Available For: King Air A90, B90, C90
• A simple, bolt-on upgrade that replaces existing PT6A-20 and -20A engines with current generation PT6A-21 engines.
• Provides engines that run cooler and produce more power at altitude than the original engines.
• Benefits:
  • Current engine technology
  • Lower maintenance cost
  • Lower overhaul cost
  • Large parts availability
  • Ample used-engine availability
  • Increased take-off, climb and cruise performance

The Blackhawk XP28

• Available For: King Air A90, B90, C90
• A simple, bolt-on upgrade that replaces existing PT6A-21 engines with current generation PT6A-28.
• The existing PT6A-21 engines are overhauled and upgraded to a PT6A-28 through an STC developed by Atlantic Turbines. The engines are then installed on the C90 airframe under Blackhawk’s STC to give your King Air more horsepower at altitude, like the popular E90.
• Benefits:
  • Freshly Overhaul & Upgraded Engines
  • Improved engine technology
  • Improved climb & cruise performance
  • Improved Reliability
  • Improved resale value
  • Lower overall operating costs
  • Minimal exchange or conversion time

• King Air 90
• King Air 200

• Super King Air 200/300

• Available For All Models