o.s. 50 sx manual
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o.s. engines manuals
o.s. 61 fx partsos max 60 fp manual
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O.S. MAX-61VF. INSTRUCTIONS FOR O.S. MAX 61 VF ENGINE. The O.S. MAX-61 VF is a high performance engine that has been developed expressly for FAI type R/C Manuals and User Guides for O.S. engine MAX-61FX. We have 2 O.S. engine MAX-61FX manuals available for free PDF download: Owner's Instruction Manual Use similar material to connect the fuel inlet nipple to the fuel tank. Connecting fuel tubing. Length. 40,46FX. 54-56mm. 61FX. 91FX. 54-56mm. The O.S. .61 RF ABC Hanno and FS-120 Surpass SP (supercharged) have their own special instructions. These are all high-performance, top-of-the-line engines.SAFETY INSTRUCTIONS AND WARNINGS ABOUT YOUR O.S. ENGINE Type 61T. Exhaust Header Pipe. ENGINE PARTS NAME. Glow Plug TYPE F. Lock Nut.