THE 500 SERIES IS A FAMILY OF AIR COOLED, NATURALLY ASPIRATED, HORIZONTALLY OPPOSED, 6-CYLINDER, GASOLINE, FUEL INJECTED, SPARK IGNITION, FOUR-STROKE, DIRECT DRIVE, RIGHT (CW) ROTATING, AIRCRAFT ENGINE WITH MANUAL ENGINE CONTROLS FOR FIXED WING AIRCRAFT. THE TURBO SERIES IS TURBOCHARGED FOR FIXED WING AIRCRAFT (550).
Certified Fuels
100/100LL AvGas (520 & 550)
and 94UL (TSIO-550-K Only)
Displacement
8514 cm3 520 in3 (520)
9046 cm3 552 in3 (550)
Power
186 to 280 kW250 to 375 HP (520)
209 to 261 kW280 to 350 HP (550)
Maximum Rated RPM
2600 to 3400 r/min2600 to 3400 rpm (520)
2500 to 2700 r/min2500 to 2700 rpm (550)
Bore
133.35 mm 5.25 in
Stroke
101.6 mm4.00 in (520)
107.95 mm4.25 in (550)
Compression Ratio
7.5:1 (turbocharged) and 8.5:1 (naturally aspirated)
Height
477 to 1030.22 mm18.78 to 40.56 in (520)
501.7 to 933.2 mm19.75 to 36.74 in (550)
Width
845.57 to 1079.5 mm33.29 to 42.5 in (520)
852.4 to 1076.7 mm33.56 to 42.39 in (550)
Length
933.2 to 1616.2 mm36.74 to 63.63 in (520)
933.2 to 1215.6 mm36.74 to 47.86 in (550)
Dry Weight
165.5 to 281.0 kg364.8 to 619.4 lbs (520)
206.8 to 307.0 kg455.9 to 676.9 lbs (550)
Time Between Overhaul
1600 to 2200 hours or 12 years (520)*
1900 to 2200 hours or 12 years (550)*
Turbo Model Availability
Yes
* Most engine models manufactured after February 2012 have a TBO increase of 200 hours. Engines used in frequent type service have an additional 200 hour increase. See Service Information Letter SIL98-9B for details.