[X] 0: Upgrade the Stingray-class engines. (Warp 5 Engine, Impulse Thrusters) (30 Industry) (+3 Industry Cost)
[X] 1: Upgrade the Stingray-class weapons. (Atomic Torpedoes) (2 Industry) (+2 Industry Cost)
[X] 2: Do not upgun the Stingray-class.
[X] 1: Upgrade the Stingray-class weapons. (Atomic Torpedoes) (2 Industry) (+2 Industry Cost)
[X] 2: Do not upgun the Stingray-class.