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Horizon Hobby recommends the use of Red Line or Power Model synthetic oil only, at a mix ratio of 16:1 – 20:1
 
 
Overview
 
Key Features
Horizon Hobby recommends the use of Red Line or Power Model synthetic oil only, at a mix ratio of 16:1 – 20:1
 
Specifications
 
Bore
1.46 in (37.2 mm)
Crankshaft Threads
M10 x 1.25 mm
Crankshaft Type
Threaded
Cylinder Type
Ringed, Chromed Aluminum
Cylinders
Twin
Displacement
3.72 cu. in. (60.9 cc)
Engine (Only) Weight
73.7 oz (2090 g)
Ignition Weight
6.00 oz (170 g)
Muffler Threads
M14 x 2 mm
Muffler Type
Flexible tube (included)
Muffler Weight
3.53 oz (100 g)
Oil Type & Content
20:1 gas/oil ratio
Plug Type
CM-6 spark plug
Power Type
Gas
Prop Range
21 x 10 - 23 x 11
RPM Range
1,500 - 7,400 rpm
Starter Type
Bump
Stroke
1.10 in (28.0 mm)
Total Weight
83.2 oz (2360 g)