YSE0032 YS 61R CLASSIC ENGINE - REAR EXHAUST

YS Airplane 2 Stroke 
Limited Edition

• Designed for the Ballistic type Pattern models
• Proven regulated pressurized fuel system
• The most powerful in the YS.61 line up
• Rear exhaust design (exhaust exits at the rear of the cylinder)

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

Recommended Propellers: APC 11X9, 12X8 (20/20 Blend Fuel)