Continental 500 Series AvGas Engine

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    Continental IO-520-F AvGas Engine  
    Continental IO-520-C AvGas Engine  
    Continental GSTIO-520 AvGas Engine  
    Continental GSTIO-520 AvGas Engine: Front View  
    Continental 550 AvGas Engine  
    Continental GSTIO-550 AvGas Engine  
    Continental GSTIO-550 AvGas Engine  

    Continental® introduced the first 520 series engine to the world in the Beechcraft® Bonanza and the Cessna® Centurion in 1964. The 520 series includes 520 in3 models in either naturally aspirated or turbocharged configurations. With the right combination of thrust and efficiency, our 520-series engines have powered some of the most successful aircraft in general aviation history and continues to deliver reliability and value to its owners.

    The 550 series includes 550 in3 models in either naturally aspirated or turbocharged configurations. With the right combination of thrust and efficiency, our 550-series engines are powering some of the most successful and high performing aircraft in general aviation history like the Cirrus® SR22T and Beechcraft® Baron/Bonanza, and Mooney®. With a powerful range of 280 to 350 HP at 2500 to 2700 RPM, you’ll be glad you fly a 550.


    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 cm520 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 253.1 kg364.8 to 558 lbs (520)
    191.2 to 285.0 kg421.6 to 571 lbs (550)

    Turbo Model Availability

    Yes (550)

    * 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.

    520 Series Details

    Model # CYL Rated Power1 Bore x Stroke Displacement Dry Weight2 Certified Fuel Grade Compression Ratio Time Before Overhaul (TBO)3  FAA
    TCDS
    IO-520-BB 6 213 kW @ 2700 133.4 x 101.6 mm 8514 cm³ 209.9 kg 100/100LL 8.5:1 1900 hrs or 12 years E5CE
    285 HP @ 2700 5.25 x 4.00 in 520 in³ 462.7 lbs
    IO-520-CB, MB 6 213 kW @ 2700 133.4 x 101.6 mm 8514 cm³ 205.4 kg 100/100LL 8.5:1 1900 hrs or 12 years E5CE
    285 HP @ 2700 5.25 x 4.00 in 520 in³ 452.8 lbs
    IO-520-D, E, F, K, L 6 213 kW @ 2700 133.4 x 101.6 mm 8514 cm³ 208 kg 100/100LL 8.5:1 1900 hrs or 12 years E5CE
    285 HP @ 2700 5.25 x 4.00 in 520 in³ 458 lbs
    IO-520-A, J 6 213 kW @ 2700
    (224@2850)
    133.4 x 101.6 mm 8514 cm³ 209 kg 100/100LL 8.5:1 1900 hrs or 12 years E5CE
    285 HP @ 2700
    (300@2850)
    5.25 x 4.00 in 520 in³ 460 lbs
    TSIO-520-BB, C, DB, H, KB 6 213 kW @ 2700  133.4 x 101.6 mm 8514 cm³ 214 kg 100/100LL 7.5:1 1600 hrs or 12 years E8CE
    285 HP @ 2700  5.25 x 4.00 in 520 in³ 471 lbs
    L/TSIO-520-AE 6 186 kW @ 2400 133.4 x 101.6 mm 8514 cm³ 184 kg 100/100LL 7.5:1 2200 hrs or 12 years E8CE
    250 HP @ 2400 5.25 x 4.00 in 520 in³ 405 lbs
    TSIO-520-EB 6 224 kW @ 2700 133.4 x 101.6 mm 8514 cm³ 217 kg 100/100LL 7.5:1 1600 hrs or 12 years E8CE
    300 @ 2700 5.25 x 4.00 in 520 in³ 478 lbs
    TSIO-520-UB 6 224 kW @ 2700 133.4 x 101.6 mm 8514 cm³ 233 kg 100/100LL 7.5:1 1800 hrs or 12 years E8CE
    300 HP @ 2700 5.25 x 4.00 in 520 in³ 513 lbs
    TSIO-520-JB, LB, T 6 231 kW @ 2700 133.4 x 101.6 mm 8514 cm³ 259 kg 100/100LL 7.5:1 1600 hrs or 12 years E8CE
    310 HP@ 2700 5.25 x 4.00 in 520 in³ 511 lbs
    TSIO-520-NB 6 231 kW @ 2700 133.4 x 101.6 mm 8514 cm³ 222 kg 100/100LL 7.5:1 1800 hrs or 12 years E8CE
    310 HP @ 2700 5.25 x 4.00 in 520 in³ 489 lbs
    TSIO-520-G, M, R 6 213 kW @ 2600
    (231@2700)
    133.4 x 101.6 mm 8514 cm³ 206 kg 100/100LL 7.5:1 1800 hrs or 12 years E8CE
    285 HP @ 2600
    (310@2700)
    5.25 x 4.00 in 520 in³ 454 lbs
    TSIO-520-BE 6 231 kW @ 2600 133.4 x 101.6 mm 8514 cm³ 252 kg 100/100LL 7.5:1 2200 hrs or 12 years E8CE
    310 HP @ 2600 5.25 x 4.00 in 520 in³ 555 lbs
    TSIO-520-P 6 213 kW @ 2600
    (231@2700)
    133.4 x 101.6 mm 8514 cm³ 206 kg 100/100LL 7.5:1 1800 hrs or 12 years E8CE
    285 HP @ 2600
    (310@2700)
    5.25 x 4.00 in 520 in³ 455 lbs
    TSIO-520-AF 6 213 kW @ 2600
    (231@2700)
    133.4 x 101.6 mm 8514 cm³ 243 kg 100/100LL 7.5:1 1800 hrs or 12 years E8CE
    285 HP @ 2600
    (310@2700)
    5.25 x 4.00 in 520 in³ 536 lbs
    TSIO-520-WB 6 242.2 kW @ 2700 133.4 x 101.6 mm 8514 cm³ 251 kg 100/100LL 7.5:1 1800 hrs or 12 years E8CE
    325 HP @ 2700 5.25 x 4.00 in 520 in³ 559 lbs
    GTSIO-520-D, H 6 280 kW @ 3400 133.4 x 101.6 mm 8514 cm³ 261 kg 100/130 7.5:1 1600 hrs or 12 years E7CE
    375 HP @ 3400 5.25 x 4.00 in 520 in³ 576 lbs
    GTSIO-520-L 6 280 kW @ 3350 133.4 x 101.6 mm 8514 cm³ 264 kg 100/100LL 7.5:1 1600 hrs or 12 years E7CE
    375 HP @ 3350 5.25 x 4.00 in 520 in³ 581 lbs
    GTSIO-520-M 6 280 kW @ 3350 133.4 x 101.6 mm 8514 cm³ 263 kg 100/100LL 7.5:1 1400 hrs or 12 years E7CE
    375 HP @ 3350 5.25 x 4.00 in 520 in³ 580 lbs

    550 Series Details

    Model # CYL Rated Power1 Bore x Stroke Displacement Dry Weight2 Certified Fuel Grade Compression Ratio Time Before Overhaul (TBO)3 FAA
    TCDS 
    IO-550-A 6 224 kW @ 2700 133.4 x 108.0 mm 9046 cm³ 207 kg 100/100LL,B95/130 CIS,
    RH95/130
    8.5:1 1900 hrs or 12 years E3S0
    300 HP @ 2700 5.25 x 4.25 in 552 in³ 456 lbs
    IO-550-B 6 224 kW @ 2700 133.4 x 108.0 mm 9046 cm³ 216 kg 100/100LL 8.5:1 1900 hrs or 12 years E3S0
    300 HP @ 2700 5.25 x 4.25 in 552 in³ 476 lbs
    IO-550-C 6 224 kW @ 2700 133.4 x 108.0 mm 9046 cm³ 218 kg 100/100LL 8.5:1 1900 hrs or 12 years E3S0
    300 HP @ 2700 5.25 x 4.25 in 552 in³ 481 lbs
    IO-550-D, E, F, L 6 224 kW @ 2700 133.4 x 108.0 mm 9046 cm³ 211 kg 100/100LL 8.5:1 1900 hrs or 12 years E3S0
    300 HP @ 2700 5.25 x 4.25 in 552 in³ 466 lbs
    IO-550-G 6 209 kW @ 2700 133.4 x 108.0 mm 9046 cm³ 231 kg 100/100LL 8.5:1 2200 hrs or 12 years E3S0
    280 HP @ 2700 5.25 x 4.25 in 552 in³ 509 lbs
    IO-550-N, P, R 6 231 kW @ 2700 133.4 x 108.0 mm 9046 cm³ 225 kg 100/100LL 9.0:1 2200hrs or 12 years E3S0
    310 HP @ 2700 5.25 x 4.25 in 552 in³ 496 lbs
    TSIO-550-C 6 231 kW @ 2600 133.4 x 108.0 mm 9046 cm³ 302 kg 100/100LL 7.5:1 2200 hrs or 12 years E5S0
    310 HP @ 2600 5.25 x 4.25 in 552 in³ 665 lbs
    TSIO-550-E 6 261 kW @ 2700 133.4 x 108.0 mm 9046 cm³ 307 kg 100/100LL 7.5:1 1800 hrs or 12 years E5S0
    350 HP @ 2700 5.25 x 4.25 in 552 in³ 677 lbs
    TSIO-550-G 6 231 kW @ 2700 133.4 x 108.0 mm 9046 cm³ 251 kg 100/100LL 7.5:1 2200 hrs or 12 years E5S0
    310 HP @ 2700 5.25 x 4.25 in 552 in³ 554 lbs
    TSIO-550-K, N 6 235 kW @ 2500 133.4 x 108.0 mm 9046 cm³ 285 kg 100/100L
    (UL94- K Only)
    7.5:1 2200 hrs or 12 years E5S0
    315 HP @ 2500 5.25 x 4.25 in 552 in³ 628 lbs

    1. Engine rated power at sea level standard day inlet conditions (29.92 in Hg, 59°F, 0 water vapor) with maximum allowable cylinder head and oil temperatures with full rich (maximum) fuel flow. 

    2. Typical engine weight including all accessories. 

    3. See Maintenance Manual M-0 for details and applicability.




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