Bell delivers 189th and final AH-1Z Viper attack helicopter to US Marine Corps

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In a ceremony at the Amarillo Assembly Center, Bell Textron celebrated the delivery of the 189th AH-1Z Viper attack helicopter to the U.S. Marine Corps, completing the Program of Record (POR) for the latest version of the storied H-1 platform. Bell completed the UH-1Y POR of 160 aircraft in 2018 bringing the combined H-1 POR to 349 aircraft.