Discontinued
FR7-420 Sirius7 7-Cylinder Radial 4-Stroke Engine
OS Engines - OSMG1307
FR7-420 Sirius7 7-Cylinder Radial 4-Stroke Engine Product Specs
- Bore0.944 in (24.0mm)
- Crankshaft ThreadsUNF3/8-24
- Displacement0.607 cu in (9.95 cc) x7
- Outer Diameter9" (230mm)
- Plug TypeSeven Type F glow plugs
- Power TypeGlow
- Product Height9.0 in (230mm)
- Product Width9.0 in (230mm)
- Prop Range22 x 10 - 26 x 8
- RPM Range1,500-7,000 rpm
- Stroke0.866 in (22.0mm)