4.4.7 Guidelines for the selection of the parent engine of an engine group
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4.4.7 Guidelines for the selection of the parent engine of an engine group

 The selection of the parent engine shall be in accordance with the criteria in 4.3.9, as applicable. It is not always possible to select a parent engine from small-volume production engines in the same way as the mass-produced engines (engine family). The first engine ordered may be registered as the parent engine. The method used to select the parent engine to represent the engine group shall be agreed to and approved by the Administration.

Parent topic: 4.4 Application of the engine group concept
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