MOTOR OS 50SX-H HYPER HELICOPTERO 15550

This is the O.S. Max .50 SX-H Ring Hyper Helicopter Engine with Hyper Cooling Head and 60LH Carburetor.

FEATURES:

Ideal for use in any 50 class helicopter New head design offers improved combustion efficiency for stable hovering and aerobatic flight Large 0.39" (10mm) diameter carburetor intake for greater running stability Two year limited warranty Same mounting dimensions as the O.S. Max .46FX-H

INCLUDES:

One O.S. Max .50 SX-H Helicopter Engine with Hyper Cooling Head, 60LH carburetor (OSMG2469), decal sheet, #8 glow plug, instruction manual

REQUIRES:

10% to 30% nitro Fuel with at least 18% lubricant (Helicopter Mix) Starting equipment

SPECS:

Output: 1.9ps/17,000 RPM Practical

RPM Range: 2,000-20,000 RPM

Displacement: 0.499 cid (8.0cc)

Bore: 0.866in. (21.99mm)

Stroke: 0.847in. (21.51mm)

Weight: 14.33oz (405.4g)

Distance/top of cylinder head-bottom of mounting ears: 2.9" (74mm)

Distance between mounting holes same side: 0.68" (17.5mm)

Distance between mounting holes opposite side: 1.73" (44mm)

Distance between muffler mounting holes: 1.4" (37mm)

Length of cylinder head: 2.1" (54mm)

Width of cylinder head: 1.8" (47mm)

Distance/bottom of crankcase to top of cylinder head: 3.6" (92.3mm)

Distance from center of engine to front bearing: 2.0" (51.6mm)

Distance from center of engine to backplate bolt: 1" (25mm)

Distance from center of engine to throttle lever: 1.5" (38mm)

Needle Settings:

High Speed: 1.5 turns out from fully closed

Mixture Control (low speed): indentation on screw head straight vertical (up and down) jxs 8/06/04 ir/jxs updated carb info tjt 020305 updt lmm 4/14/09