Y.S. YS120SR Helicopter Engine

YS120SR Helicopter Engine

This large displacement engine is the next generation of helicopter power delivery, and is the ultimate power plant for your 90 class Heli. Weighing in at 544 grams, the weight of the 120SR is equal to the YS 91SR, only with more power! This provides you with an ultra powerful lightweight engine that can easily handle any 3D manoeuvre you throw at it. Plus, with the same mounting dimensions as the 91SR the engine will fit most 90 class helicopters with little to no modification. If you believe that there is no such thing as too much power, the 120SR is the perfect choice for your 90 class bird.

Features:

• Same mounting as 90-class engines, making it easy to add more power to existing 90-class helicopter platforms
• Designed for 15-20% nitro fuel, lowering operating costs without sacrificing power
• Proven factory-preset regulator for consistent, reliable operation - positive fuel flow during all conditions
• Steel-lined back plate to minimize drag, resulting in increased horsepower
• Larger cylinder head for better cooling

Specifications:

• Type: Helicopter Engine
• Displacement: 1.20 cu. in. (19.96cc)
• Bore: 1.20 in (30.4mm)
• Stroke: 1.08 in (27.5mm)
• Total Weight: 19.5 oz (554 g)
• RPM Range: 2,000 - 16,000

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