CFM56-7B specification & upgrade programmes, Issue 58 June/July 2008

Issue 58 Jun/Jul 2008

The CFM56-7B series, powering the 737NG series, has six main variants. The sub-variants of each variant, thrust ratings, flat rating and EGT margin, EGT margin deterioration rate, and Tech56/Tech Insertion modification programme are summarised here.

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