Ushering in a new era in O.S. 4-stroke technology: the FS-56-a. It's the first in the alpha series, with the latest advancements for boosting your plane's performance.
- Mounts with no-mod ease in the same space as the FS-52.
- In addition to less noise, the muffler features a multi-positional manifold with a rubber O-ring that helps prevent oil leakage.
- A newly designed lubrication system eliminates the need for crankcase ventilation.
- The 40NA carburetor is equipped with a venturi that reduces the chance of fuel leaking out onto the cowl, while also creating more positive air/fuel flow.
|0.569 cu in (9.32 cc)||1.0 @ 10,000||16.26 oz||Yes|
|RPM||Bore||Stroke||Recommended Propeller Sizes|
|2,200-12,000||24mm||21mm||2 Blade: 12x6, 12x8, 13x6, 13x7|