O.S. MAX-61 VF Engine Instructions

The O.S. MAX-61 VF is a high performance engine developed specifically for FAI type R/C contest models. It features schnuerle scavenging and a rear exhaust port for easy installation of a tuned silencer system, especially when built into the fuselage. This engine utilizes specially developed ABC type piston/cylinder construction and a 17mm heavy duty alloy steel crankshaft to provide extra power and durability. It is equipped with an O.S. Type 7D carburettor designed for good throttle response. The engine is manufactured using modern precision machinery and top-quality materials to ensure consistent performance and long life.


O.S. MAX-61 VF Engine Instructions - cover page
Brand
O.S. Engines
Document type
User Manual
Language
English
Pages
2
File format
PDF
File size
1.2 MB
Published
08 August, 2012
Updated
28 September, 2023
MD5 checksum
2B162E3B6739BAAFFE97A0B496B08409

About this manual

The O.S. MAX-61 VF is a high performance engine developed expressly for FAI type R/C contest models. It features schnuerle scavenging, a rear exhaust port, and an ABC type piston/cylinder construction equipped with an O.S. Type 7D carburettor.

What's inside

  • Specifications
  • Installation
  • Running-in
  • Fuel
  • Glow Plug
  • Propeller
  • Silencer
  • Carburettor

Frequently asked questions

What glow plugs are recommended for this engine?

Recommended O.S. glow-plugs are No. 8 and No. 9.

What propellers are suggested for pattern flying?

Suggested propellers for pattern flying are 11 x 7-8.

Can conventional silencers be used with this engine?

No, a conventional silencer is not supplied; any tuned pipe silencers currently available for 10cc engines may be used.

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