YS CLASSIC 61R Rear exhaust Airplane Glow 2 CYCLE Engine-Limited Edition

YS CLASSIC 61R Rear exhaust Airplane Glow 2 CYCLE Engine-Limited Edition

YS of Japan has been the number 1 maker of high performance aerobatic engines since the 1980’s and Their 61 2 stroke engine with its pressurized fuel delivery system was the engine of choice by many competition pilots of the era.
This engine had a reputation of being very consistent and had more power than anything else.With the popularity of the Classic Pattern aircraft movement increasing, YS was asked to update its “Classic” 61 R 2 cycle engine. Classic Pattern has been growing in popularity due to its simpler flight sequences and nostalgic appeal.The factory has made some upgrades and changes in the design and manufacturing techniques to bring this engine into the 21st Century, it is now easier than ever to operate and will produce good reliable consistent power for the Classic Pattern pilots.

• Designed for the Ballistic type Pattern models
• Proven regulated pressurized fuel system
• The most powerful in the YS.61 line up
• Displacement：9.9 cc / .61 c.i.
• Bore：24.0 mm
• Stroke：22.0 mm
• Weight: 545g
• Practical RPM: 1,800 to 18,000
• Recommended Glow Plug : OS #8