Z Viper is the evolution of America’s premier attack helicopters. Known as the Zulu Cobra, it combines the best features of the Huey and Cobra with a revolutionary four-bladed rotor for superior ...

An curved arrow pointing right. One of the most powerful and versatile weapons used by the US Marine Corps is the AH-1Z Viper attack helicopter, made by Bell Helicopter. Nicknamed the "Zulu Cobra ...

The last AH-1W was delivered in 1998. The AH-1W is being replaced by the AH-1Z, starting in 2006 as part of a remanufacture program. The Last AH-1W is expected to be replaced in 2020. AH-1Ws are ...