FR7-420 Sirius7 7-Cylinder Radial 4-Stroke Engine

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Specifications

Height9.0 in (230mm)
RPM Range1,500-7,000 rpm
CylindersRadial
Displacement0.607 cu in (9.95 cc) x7
Prop Range22 x 10 - 26 x 8
Width9.0 in (230mm)
Bore0.944 in (24.0mm)
Stroke0.866 in (22.0mm)
Crankshaft ThreadsUNF3/8-24
Recommended FuelAircraft blend 5-10% nitro content with 8-10% lubricant content
Total Weight111.7 oz (3,167 g), 6.98 lb (3.167 kg)
TypeGlow powered 4-stroke 7 cylinder airplane engine
Outer Diameter9" (230mm)
Plug TypeSeven Type F glow plugs
Monday, Feb 8 2021 (3 weeks ago)
FR7-420 Sirius7 7-Cylinder Radial 4-Stroke Engine
-Pratt and Whitney wasp intensifies














BUT SO EXPENSIVEASDSALDFJLWEJIFSHEIWOA038USOIFJ4OIOWIEJFOIDJFLRIOUGW3PUIEDUFJOIASJOIQW3JIOWEJIFJ3IWAOJSF
Wednesday, May 13 2020 (10 months ago)
FR7-420 Sirius7 7-Cylinder Radial 4-Stroke Engine
BRUHHH WHAT THE HECK IS THIS THIS IS SOOOO EXPENSIVE THIS WEIRD COMPANY SHOULD BEFGRFSDGVESDRFGVESRDFGVESDRG