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Home🏬 Classifieds✈️Aircraft🚁Helicopter🏬Classifieds - Engines & Mufflers Sold  Brand New in box O.S. 18400 .91 SZ-H PH-HYPER W/PUMP OSMG1984
06-20-2009 06:29 AM  11 years ago
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rcchauffeur

rrApprentice

Vancouver BC

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Brand New in box O.S. 18400 .91 SZ-H PH-HYPER W/PUMP OSMG1984
BRAND NEW IN BOX......$300.00 INC SHIPPING TO YOUR DOOR IN USA
PAYPAL ONLY.

O.S. 18400 .91 SZ-H PH-HYPER W/PUMP OSMG1984

Product Details

This is the O.S. Max .91 SZ-H PH Hyper Helicopter Engine with Pump.

FEATURES: Redesigned crankcase provides better support for the crankshaft and
thrust bearings
New 60M 3-needle carburetor with mid-range needle for precise
adjustments and push/pull throttle arm for added precision in power
control
Front and rear ball bearing-supported crankshaft
Blue anodized cylinder head with "O.S." and "World Champion's Spec"
printed in White at the top of the head
Graphite backplate pump mount
Two year limited warranty

INCLUDES: O.S. Max .91 SZ-H PH Hyper Helicopter Engine with Pump with #8
glow plug, one .004" (.11mm) head gasket and one .008" (.22mm)
head gasket, decals, Woodruff key, needle adjust screw (2.6x5mm)
and instruction manual

REQUIRES: Fuel: 10%-30% nitromethane with at least 18% lubricant. Lubricants
may be either castor or synthetic oil or castor/synthetic blend.
Field Equipment: glow starter, fuel bulb, fuel can filter, fuel pump
hexagonal starting shaft (depending on brand of helicopter)
electric starter, battery and fuel tubing
Muffler- This is specific to the heli.

SPECS: Displacement: 0.912 cu in (14.95 cc)
Bore: 1.02" (25.8mm)
Stroke: 0.87" (22mm)
Output: 3.3 ps @ 15,000 RPM
Practical RPM Range: 2000-16,000
Weight Without Muffler: 22.5oz (640g)
Height from crankcase bottom to top of cylinder head: 4.1" (105mm)
Height/bottom of mounting tab to top of cylinder head: 3.4" (87.4mm)
Distance between mounting holes same side: 0.98" (25mm)
Distance between mounting holes opposite side 2.04" (52mm)
Distance between muffler screw holes: 1.6" (42mm)
Distance/bottom of mounting tab to muffler screw holes: 1.7" (42.8mm)
Length from front of case to backplate: 3.3" (84mm)
Length from backplate to end of crankshaft: 0.63" (116mm)
Width of crankcase below mounting tabs: 1.7" (42.6mm)
Width between mounting tabs: 2.4" (61mm)

COMMENTS: High speed needle setting - 2-1/2 turns OPEN from fully closed
Idle mixture setting - set from the factory
Medium speed needle valve - 1-1/2 turn OPEN from fully closed
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07-09-2009 06:57 PM  11 years ago
Kobinger

rrApprentice

USA

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rcchauffeur aka Randy...
Is a good honest guy to deal with.

Have had transactions with him in the past, buy with confidence, easy to deal with.

Richard
That's right, your Radio Shack heli flies JUST as nicely!
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Home🏬 Classifieds✈️Aircraft🚁Helicopter🏬Classifieds - Engines & Mufflers Sold  Brand New in box O.S. 18400 .91 SZ-H PH-HYPER W/PUMP OSMG1984
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