RE: smaller prop than suggested?
Hi - I just checked the specs of the OS91FX on the OS website and it says 16,000 RPM did I read it wrong?
here they are:
PECIFICATIONS
Stock Number: OSMG0591
Displacement: 0.912 cu in (15.0 cc)
Bore: 1.091 in (27.7 mm)
Stroke: 0.976 in (24.8 mm)
Practical rpm: 2,000-16,000
Output: 2.8 hp @ 15,000 rpm
Weight: 19.3 oz (550 g)
Includes: Muffler, Safety Propeller Locknut Assembly, #8 glow plug
Requires: fuel, mount & prop
Recommended Props: 13x8, 13x9