81FS-a 4-Stroke Pumped Engine

Now available with a PD-08 fuel pump for improved performance!

Scale modelers have enthusiastically embraced FS-a engines because they virtually eliminate oil mess while delivering excellent power. Now you can get the 81FS-a equipped with a fuel pump for even more consistent performance.

• Mounts easily in the same space as an FS-70II with no modifications
• Fuel is delivered consistently to the engine at all times, regardless of the plane's attitude, for more reliable performance.
• Ideal for aerobatics and other situations that demand high power.
• Feature the ingenious recirculation system that re-lubricates parts instead of venting the oil out into the cowl.