#34300 O.S. Engine – OS FS-56

O.S. FS Alpha 56 Four Cycle Aircraft Engine with F-4040 Silencer / Muffler, Brand
New in Box. OS Factory Code Number 34300

The OS FS Alpha 56 is a new innovation 4 cycle engine. It feaures sharp and
modern look and board power band to suit a variety of model types. Newly designed
F-4040 silencer minimizes noise with its soft, low-amplitude sound. Threaded
header pipe allows adjustments in the distance between silencer and exhaust
and exhaust angle. New lubricating system eliminates the need for breather tubing
from the crankcase. It has the same mounting dimensions, drive hub position
and linkage position with the FS-52S.

Includes:

• O.S. FS Alpha 56 Four Cycle Aircraft Engine
• English instruction manual
• O.S. F-4040 muffler
• Glow Plug

Specs:

• Practical r.p.m.Range 2,400-13,000r.p.m.
• Displacement: 0.569 cu in (9.32 cc)
• Bore: 0.945 in (24.0 mm)
• Stroke: 0.811 in (20.6 mm)
• Weight: 14.8 oz (419 g) without silencer / 16.28 oz (461 g) with silencer