This is a O.S. 21XM Outboard Marine Engine.
This is a High-Performance Water-Cooled Marine Engine for Smaller Radio-
Controlled Boats.
Due to the high-performance nature of this engine
it is NOT covered by any warranty.
FEATURES: Simple construction for easier maintenance translates to more time
in the water, less time on the bench.
Comes with pre-installed tiltable mount for adjustable "plane", and
also comes with a carbon propeller.
This engine would be suitable to use where a 3.5cc (.21 size) engine
would be used, even a retrofit to older hull.
REQUIRES: Suitable boat, Fuel, Field Equipment such as Glow Starter, Fuel
Pump
INCLUDES: One Assembled 21XM Marine Outboard Engine w/Mount, Outdrive Unit,
Muffler, Water-Cooled Head, Starter Cone, Steering Bracket, and
#20J Carb.
One Throttle Linkage Holder
One Water Pick-Up Tubing
One Fuel Pressure Tubing
One #8 Glow Plug
One Propeller
SPECS: Displacement: 3.46cc (.211 cu.in)
Bore: 16.6mm (.654 in.)
Stroke: 16.0mm (.630 in.)
Practical RPM: 3,000-25,000 RPM
Power output: 1.3 Bhp @ 25,000 RPM
Prop Shaft Size: 3/16"
Prop size: D 42mm x P/D 1.2 nylon
Overall Height: 9"
Height from Bottom to Water Plane: 3-1/8"
Height from Plane to Bottom of Transom Mount: 1/2"
Height from Plane to Steering Control: 2-1/2"
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