3W 120B2 70cc (4ci) twin 2-stroke

Article Abstract:

The 3W 120B2 70cc twin two-stroke model airplane engine provides excellent power performance. Moreover, its unique opposed-piston design significantly reduces vibration levels.

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Irvine 150 2-stroke: 1/4-scale 25cc powerhouse

Article Abstract:

Irvine has introduced a new bored-out version of their 1/4-scale 25cc single-cylinder sport engine. The engine performs exceptionally at low rpm and it is very reliable.

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Enya .41-4C

Article Abstract:

Enya Metal Products' .41 is a four-stroke engine developed for radio-controlled model airplanes. It provides a high power/weight ratio despite its small size.

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