1 - Improved Performance

  • Take-off power : 230hp
  • Maxi continuous power up to 10,000 feet : 200hp

2 - Reduced Consumption by 35 - 40% Compared to Avgas Engine

10.5 US Gal/Hrs at 100% power, down to 6.6 US Gal/Hrs at 54% power

3 - Performance Sheet

Speed (KTAS)

 Fast cruise at sea level129 kts
 Fast cruise at 10,000 ft138 kts
 Fast cruise at 12,500 ft140 kts

Stall Speed (KTAS)

 Flaps up, power idle48 kts
 Flaps down, power idle45 kts

Landing Performance

 Ground roll590 ft
 Total distance over 50ft obstacle1350 ft

Wing Loading

  16.9 Lbs/ft2

4 - Targeted TBO 3000 hours (before 1 overhaul) thanks to :

  • Diesel technology
  • Aeronautical design of the engine
  • Materials chosen
  • Reduced engine speed

5 - Easier maintenance

  • Visit every 100 hours
  • 70% fewer parts
  • Easier access to all components
  • Mechanical high pressure pump
  • Mechanical injectors

6 - User friendly

  • Single lever
  • Reduced noise level in the cabin
  • Immediate cold start down to -4 ° F (- 20°C)

7 - Increased safety and reliability

  • Fuel less volatile
  • Integrated electronic engine monitoring
  • No magneto or spark plugs
  • No detonation or risk of back fire
  • Manual back-up mode

8 - Respect for environment

  • Reduced noise level by 5 to 7 Db
  • Significant reduction in air pollution

9 - Compatibility

  • Suitable for most of the 180-250 hp light aircraft in the market
 
For more FAQ's on the SR305-230 Engine, see SMA's website references. Click here.