-
Engine;
-
Output Power: 21.5 HP at 7,500
RPM
-
RPM Range: 1,000 - 7,500
-
Idle Speed: 1000 RPM
-
Displacement: 13.6 cu in
(222.5cc)
-
Bore: 1.77" (45mm)
-
Stroke: 1.38" (35mm)
-
Compression Ratio: 7.6:1
-
Engine Weight: 10.9lbs
(174.6oz) (4950g)
-
Total Width Including Both
Cylinder Heads: 10.1" (258mm) not including spark plugs
-
Distance between Horizontal
Mounting Hole Centers: 3.2" (81mm)
-
Distance between Vertical
Mounting Hole Centers: 3.6" (91mm)
-
Height of Entire Mounting
Plate: 4.2" (107mm)
-
Widtht of Entire Mounting
Plate: 3.8" (96mm)
-
Length from Mounting Plate to
Front Bearing: 8.97" (228mm)
-
Length from Mounting Plate to
Prop Hub: 10.1" (258mm)
-
Height from Crankcase to top
of Carburetors: 6.2" (157mm)
-
Distance between Muffler
Mounting Hole Centers: 1.6" (40.5mm)
-
Height from Crankcase to end
of Muffler Pipe Outlet: 11.2" (286mm)
-
Muffler Outlet Diameter: 1.2"
(30mm)
-
Cylinder Head Exhaust Outlet
Height: 0.51" (13mm)
-
Cylinder Head Exhaust Outlet
Width: 1.1" (27mm)
-
Muffler Can Length: 8.4"
(214mm)
-
Muffler Can Diameter: 2"
(50mm)
-
Exhaust Pipe Diameter: 1.2"
(31mm)
-
Exhaust Pipe Length: 6"
(152mm)
-
Gasoline/Oil Mixture: 30:1
-
Gasoline Octane Rating: 87-93
-
Recommended Propellers: 26x12,
28x10
-
Spark Plugs: NGK CM6
(DLEG5510) or equivalent
-
Carburetor;
-
Carburetor is preset from the
factory but may require slight needle adjustment depending on altitude
-
Low Speed Needle: 1.5 turns
from closed
-
High Speed Needle: 1.5 turns
from closed