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4 August 2026
Bell AH-1Z
Bell UH-1Y
Military
H-1 SPINE Upgrade That Powers the Future Fight
The SPINE upgrade modifies USMC AH-1Z Viper and UH-1Y Venom helicopters with improved electrical power, digital data links, and advanced defense systems for enhanced lethality. The program secures 80-85% fleet commonality and strengthens the industrial base. Read more about the H-1 future.
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