3W-370xi B2 TS HFE FI piston ported

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Engine data based on test run according to the set up below:

Air pressure (mbar)1104
Ambient temp. (°C)20
Humidity (%)39

ENGINE TYPE / SETUP

Engine3W 370xi b2 HFE Fi
Directionclockwise
Mufflerstainless steel
Fueljet-A1
Date20.11.12
Running time before test12 hours
Header length27 cm
ThrottlepositionWOT
Propellervarious

CAD drawings and measurement upon request.

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Engine Parameters

Propeller n red Md red N red N red FC FC SFC
Diameter Pitch Blades Vendor RPM RPM [Nm] [kW] [PS] ccm/min ccm/h ccm/kWh gr/PS/h
32 28 2 xoar 4300 4312 30.44 13.71 18.64 255 15300 1126 662
28 42 2 xoar 4450 4463 30.87 14.38 19.56 240 14400 1010 594
28 22 2 seidel 6000 6017 30.44 19.13 26.01 310 18600 981 577
26 24 2 seidel 6650 6669 30.02 20.9 28.43 309 18480 872 526
28 20 2 zinger 6800 6819 30.02 21.38 29.07 308 18480 872 513
28 16 2 zinger 7200 7221 28.33 21.36 29.05 292 17520 827 487
26.5 20 2 zinger 7250 7271 28.33 21.51 29.25 290 17400 816 480
22 16 2 jfx shortened 8100 8123 25.37 21.52 29.26 250 15000 703 414

Graph

Technical information subject to change without prior notice.

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