The FS-70 ULTIMATE is an epoch making engine which forms the foundation for O.S.'s new series of 4 stroke engines. Although based on the current Surpass series, this is a completely new lighter weight more powerful engine. Once you fly with a FS-70 ULTIMATE, you will realize why it was named the ULTIMATE. .

70クラスのスケール機・スポーツ機・スタント機など に最適です。 新開発のポンプシステムと60uスライドキャブレター により、燃料の液面変化の影響を受けにくく、常に安定 した出力とスロットルレスポンスが得られ、ニードル等 の調整も容易です。

View and Download O.S. engine FS-70S instructions online. Four Stroke Cycle Engine. FS-70S engine pdf manual download.

The O.S. FS-70SⅡ, FS-91SⅡ and FS-91SⅡ-P are built, like all O.S. engines, to the highest engineering standards, by a company that was established in 1936 to manufacture 2-stroke engines and which pioneered the production of four-stroke-cycle model aircraft engines 40 years later. The FS-91SⅡ-P is

View and Download O.S. engine FS-70 Ultimate owner's instruction manual online. Four Cycle Engine. FS-70 Ultimate engine pdf manual download.

Title: OS_FS-70 Surpass Manual Author: Scanned by Gregory Kamysz Created Date: 5/11/2008 2:46:28 AM

View and Download O.S. engine Fs-70II owner's instruction manual online. fs-70II engine pdf manual download. Also for: Fs-91ii-p, 91sii.

User guide • Read online or download PDF • O.S. Engines FS-70 Ultimate User Manual • O.S. Engines Hardware Manuals Directory ManualsDir.com - online owner manuals library Search

2005年9月2日 · What is the difference between these 2 motors by OS[O.S. FS-70 II Surpass]and the [FS-70][&:] The first Surpass supposedly has 30% more power than the original FS series. The Surpass II tech notes say it has 'more power' and 'better corrosion resistance' than the first Surpass but does not quantify.

2004年12月3日 · It seem like the only good OS 70 is the 70 Surpass II, or the original surpass, but I am stuck with the OS 70 Ultimate and it is the perfect engine for my airplane because of the size and weight of the engine.