O.S. Engine OS-35420 FS Alpha-110-P Precision 4-Stroke Air Engine  [OS-35420]

High-output 4-stroke performance

The O.S. Engine FS Alpha-110-P, model number OS-35420, delivers dependable power and refined throttle response for scale and sport aircraft. Its robust construction and smooth running character make it a go-to choice for pilots who want a blend of strength and control in flight.

Consistent power and smooth running

Designed to produce steady power through its 4-stroke cycle, the FS Alpha-110-P provides a natural exhaust note and predictable behaviour across a range of throttle settings. These qualities suit both precision flying and longer cross-country hops.

Durable build for reduced vibration

Precision-machined components and careful assembly reduce vibration and wear, helping airframes last longer. The engine is straightforward to service, which keeps downtime to a minimum so you can get back in the air quickly.

Care and tuning tips

Regular maintenance and the use of quality fuel and lubricants will keep the FS Alpha-110-P running reliably. Spend time on break-in and fine tuning for your specific prop and airframe to extract the best throttle response and economy.

The O.S. Engine FS Alpha-110-P is a solid option for pilots who prioritise consistent performance and straightforward maintenance in a 4-stroke airplane engine.