http://www.navweaps.com/Weapons/WTBR_PreWWII.htm
As they were used exensivelly I think I might just add the mark IV torpedo to the mod,
it will of course replace one of the existing ones :
Date Of Design About 1912
Date In Service About 1916
Explosive Charge 515 lbs. (234 kg) TNT
World War II Submarines, only:
6,000 yards (5,500 m) / 40 knots
9,500 yards (8,700 m) / 35 knots
http://www.navweaps.com/Weapons/WTBR_PreWWII.htm
keltos