Common use of Engines Clause in Contracts

Engines. (a) Maintenance Payments for Engine Performance Restoration (not repair) shall be paid for *****. The rate shall be established from the applicable matrix below based on the anticipated Flight Hour to Cycle ratio and region of operation: V2527E-A5 SelectOne (or better) 27,000 lbs. thrust – from Delivery through the first Engine Performance Restoration of the core modules – US $ / FH: 5% Derate ***** ***** ***** ***** ***** ***** ***** 10% Derate ***** ***** ***** ***** ***** ***** ***** 15% Derate ***** ***** ***** ***** ***** ***** ***** 20% Derate ***** ***** ***** ***** ***** ***** ***** ANNEX A-4 V2527E-A5 SelectOne 27,000 lbs. thrust – as a mature Engine following the first Engine Performance Restoration of the core modules – US $ / FH:

Engines. (a) Maintenance Payments for Engine Performance Restoration (not repair) shall be paid for *****. * The rate shall be established from the applicable matrix below based on the anticipated Flight Hour to Cycle ratio and region of operation: V2527E-A5 SelectOne (or better) 27,000 lbs. thrust – from Delivery through the first Engine Performance Restoration of the core modules – US $ / FH: 5% Derate ***** ***** ***** ***** ***** ***** ***** 10% Derate ***** ***** ***** ***** ***** ***** ***** 15% Derate ***** ***** ***** ***** ***** ***** ***** 20% Derate ***** ***** ***** ***** ***** ***** ***** ANNEX A-4 V2527E-A5 SelectOne 27,000 lbs. thrust – as a mature Engine following the first Engine Performance Restoration of the core modules – US $ / FH:

Engines. (a) Maintenance Payments for Engine Performance Restoration (not repair) shall be paid for *****. * The rate shall be established from the applicable matrix below based on the anticipated Flight Hour to Cycle ratio and region of operation: V2527E-A5 SelectOne (or better) 27,000 lbs. thrust – from Delivery through the first Engine Performance Restoration of the core modules – US $ / FH: 5% Derate ***** ***** ***** ***** ***** ***** ***** 10% Derate ***** ***** ***** ***** ***** ***** ***** 15% Derate ***** ***** ***** ***** ***** ***** ***** 20% Derate ***** ***** ***** ***** ***** ***** ***** ANNEX Annex A-4 V2527E-A5 SelectOne 27,000 lbs. thrust – as a mature Engine following the first Engine Performance Restoration of the core modules – US $ / FH:

Engines. (a) Maintenance Payments for Engine Performance Restoration (not repair) shall be paid for *****. * The rate shall be established from the applicable matrix below based on the anticipated Flight Hour to Cycle ratio and region of operation: V2527E-A5 SelectOne (or better) 27,000 lbs. thrust – from Delivery through the first Engine Performance Restoration of the core modules – US $ / FH: 5% Derate ***** ***** ***** ***** ***** ***** ***** 10% Derate ***** ***** ***** ***** ***** ***** ***** 15% Derate ***** ***** ***** ***** ***** ***** ***** 20% Derate ***** ***** ***** ***** ***** ***** ***** ANNEX A-4 V2527E-A5 SelectOne 27,000 lbs. thrust – as a mature Engine following the first Engine Performance Restoration of the core modules – US $ / FH: