|The motor was originally designed in France
and named after the Rhone River.
This unit was made in the U.S.A. through the Bureau of Aircraft Production
by Union Switch & Signal Co. in Pittsburgh, Pa. in 1917.
It is classified as a Revolving motor.
The crankshaft is attached to the aeroplane and the motor revolves around it with the propeller.
It is rated for 80 HP at 1200 R.P.M.
There are 9 cylinders of 105 mm bore and 140 mm stroke.
Displacement is 667 cubic inches with a compression ratio of 4.8
|Side view on the aeroplane||Front|
|Propeller end||Crankshaft end
Carburetor goes on the end, the plate bolts to the firewall.
|Prop shaft off||Cam ring|
|First cylinder off||All cleaned and inspected|
|Main bearing assembly||Bearings installed with crankcase and crankshaft|
|Pistons and connecting rods||Connecting rods installed|
|Cylinder assemblies ready||Pistons and cylinders going together|
|Cam and follower assembly||Valve linkage parts|
|Intake tubes||All assembled|
|Oil pump parts||Assembled oil pump|
|Throttle parts||Throttle assembly|
|Finished engine||Ready to install on the aeroplane|