Reply To: RD-17 and RD-18 exhaust leg cracks

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November 4, 2019 at 10:24 am #186454
olcah
Participant

    US Member

    I believe it is interesting but of no concern. The crack appears to be on nearly all of these motors for at least two model years. If it lead to problems I think people with long experience like Garry would know about it.