YS 61ST-2

Ca pris 3.395.-

Japansk Manual

     The YS .61 ST-2 is a new Engine Designed for Helicopter Competition.

This engine incorporates several new features for optimum performance and ease of operation, such as: a new short stroke piston and liner design, new carb with low end adjustment and new 3 independent needle system, and a new pressurized regulated fuel injection system.

FEATURES: Ringed piston New short stroke designed for smooth and powerful operation New pressurized regulator system to provide a consistent fuel supply and ease of operation New carb with low end adjustment and 3 independent needle system (high, low and hover needles) Fuel injection system for superior throttle response (and is unaffected by tank position or by attitude of heli) Side Exhaust One Year Warranty

INCLUDES: One Check Valve--YSEG2510 One Assembled .61 ST-2 Heli Engine One uninstalled Hover Needle--YSEG2690 Two 3x12mm hex screws for required muffler One 2.6x3mm set screw to hold an optional 1.5mm wire onto the hover needle for an extension One Instruction Booklet w/Parts Diagram

REQUIRES: Glow plug (OS #8 or #A3 or Enya #3) Muffler (depends on heli) Fuel Filter (YS recommends their YS1195--YSEG1195 filter) Standard Fuel Tubing After Run oil Helicopter Fuel--15-30% nitro content and 20-23% low viscosity oil content (YS recommends Powermaster 30% Special Heli Blend which we don't carry OR Cool Power 30% Special Heli Blend)

SPECS: Bore: 24mm Stroke: 22mm Side exhaust Displacement: 9.95cc Weight: 540g Practical rpm: 2,000 - 18,000 **NOTE Futaba/YS does not list horsepower rating Overall height: 102mm (4.02") Overall length: 89mm (3.50") Overall width (neglecting mount flanges): 42mm (1.65") Distance between mount holes (front to back): 25mm Distance between mount holes (side to side): 52mm Crankshaft Thread Size: 8x1.0mm

COMMENTS: Needle Settings: Break-in Running Hover Needle: 1.75 open 1.75-1.5 open Low Needle: 1.25 open 0.75-0.5 open High Needle: 1.5 open 1.25-0.75 open