Boeing is looking at a new Harpoon Next Generation anti-ship missile that will have its range double from 67 nm to 134 nm.
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By USN [Public domain], via Wikimedia Commons
The upgrade – consists of a more fuel-efficient engine, additional fuel, and a smaller 300-pound class warhead – can be retrofitted by existing customers of Harpoon Block II missiles themselves.
Company officials say the kit is expected to be ready in 2018.