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OSMG1982 O.S. .91 SX-H C-Spec w/Pump
TECH NOTES
This is the O.S. Max .91 SX-H Special Competition Heli Engine with Pump.
**Additional Technical Info Will Be Added When It Becomes Available**
FEATURES: Improves upon the .91 SX-H's performance with the addition of a Perry
pump which stabilizes fuel delivery regardless of fuel levels or
heli's attitude
Ideal for 3D fliers and less complicated than in-flight fuel mixture
control systems
Retains the high-performance advantages of the non-pumped version
including a lighter-weight piston and conrod and a more balanced
crankshaft to reduce high-rpm vibration
New 60M carburetor has a larger bore (10.6mm) to help increase engine
power
Maximum displacement allowed in AMA sanctioned FAI F3C heli events
Two year limited warranty
INCLUDES: One O.S. Max .91 SX-H Special Competition Heli Engine with Pump, #8
glow plug, and instruction manual
REQUIRES:
SPECS: Displacement: 0.912 cu in (14.5cc)
Bore: 1.09" (27.7mm)
Stroke: 0.98" (24.8mm)
Output: 3.1ps @ 15000 rpm
Practical RPM Range: 2000-16000
Weight 20.5oz (581g)
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