The 33 Series air cooled two-stroke engines offer the ultimate power-to-weight ratios available in the 30-horsepower market. Makes the best choice for use in light and ultralight aviation, …

The Hirth F-33 is a single cylinder, two stroke, carburetted aircraft engine designed for use on ultralight aircraft, including powered paragliders and ultralight trikes. the engine is noted for its extremely light base weight of 35 lb (16 kg).

It is only for use in uncertificated experimental aircraft or vehicles when there is no risk for the safety due to an engine failure. Never fly the aircraft equipped with this engine in circumstances or in areas, in weather-conditions or in altitudes where you have no chance for successful landing after an engine failure.

hirth 发动机 f33 as 33系列 适用于任何重量将可能成为问题的场合。 33系列气冷式二冲程发动机是28马力发动机市场上，比重突出的一款。

2016年1月3日 · My question, does anyone have first hand experience with a F33? I read that TBO is around a 1000 hours, compared to 300 on a Rotax 447, plus i've read that all 2 strokes are prone to stop running, especially during idle.

Hirth33 系列风冷二冲程发动机提供 30 马力市场上可用的终极功率重量比。 是轻型和超轻型航空、动力降落伞和所有可能存在重量问题的应用的最佳选择。

With 25ft. lbs. of torque, this engine packs enough punch to spin up the largest of props on your Backpack parachute or legal 103 ultralight. Factory recommended TBO is rated at 1000 Hrs. @ 75% power. Standard equipment includes fuel pump, spark plugs, air filter, recoil starter, complete exhaust system and dual CDI ignition for added reliability.

View and Download Hirth F 33 A/B service manual online. F 33 A/B engine pdf manual download.

Provide Brand New Hirth F-33 with recoil & Electric start & 4V Belt Drive with International Warranty. 4V belt drive available 1.8:1, 2.2:1, & 2.5:1 ratios. (Up or down pos.) AviationPPG has some package deal that we don’t see elsewhere. They have good price and shipping is …

请教 seawindfly： 德国赫兹（hirth）发动机F33 有5个型号（F33A，F33B，F33AS，F33BS，F33ES）， 相关链接： 网站上给出的这5种发动机的差异描述（除马力差异外），不太明白，seawindfly能否解释一下： F33A 1 slide-valvecarburettor 18,1 kW (24,6PS) at 6000/min F33B 1 diaphragmcarburettor 18,1 ...