Abstracts » Hobbies and crafts

Saito FA-220a: Mighty 4-stroke muscle

Article Abstract:

A description on Saito's new FA-220a that produces a power-to-weight ratio of 1.2hp per pound, an outstanding achievement in an industry devoted to lightweight aero prime movers with reference to their design features, sleeveless cylinder barrel, internal lubrication, and valve train is presented. The new engine features a price of $499.99, displacement of 36.3cc, bore of 38mm, and stroke of 32mm.

Product/Service Evaluation, Model engines, Saito FA-220a (Model engine and motor)

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4-stroke power: WhatEs the advantage?

Article Abstract:

4-strokes offer high-torque output that is based on superior cylinder filling during the intake operation and resulting higher cylinder pressures during the power event. A comparison of the torque produced by representative examples of similar displacement 2- and 4-stroke engines is shown.

Engine, Turbine, and Power Transmission Equipment Manufacturing, Engines & Turbines, Usage, Evaluation, Engines, Airplanes, Model, Model aircraft

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Engine maintenance: How to take care of your model's powerplant

Article Abstract:

Technical equipment requires regular maintenance like regular oil change, change of furnace filter. The steps for flying field cleanups by carburetor venture, front crankshaft bearing, and at-home cleanups are described.

Methods, Aircraft engine maintenance

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