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Sodium Filled Exhaust Valves

 

 

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Service Instruction

Service Instruction SI-914-03

Introduction of sodium filled exhaust valves for ROTAX® Engine Type 914 (Series) 

Due to ROTAX' commitment to innovation and continuous product improvement a new type of exhaust valve for the engine type 914 Series will be introduced. The new sodium filled valve will provide further improved wear characteristics especially in corrosive environments (e.g. 100% AVGAS operation). This SI is for Information Only. The new style valves are Optional, and recommended for use at the time of overhaul or replacement of old style exhaust valves.

 

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