The power and firing range of the 57mm /60 ACAD Mle 1951 AA weapons for the cruiser Henri IV were increased: damage per second was changed from 97 to 204 and range from 3.5 km to 4.5 km.
Maximum speed was increased from 35 to 39 knots for the cruiser Émile Bertin.
Production Test Only
Now, defensive AA increases the intensity of fire of only UP AA Rocket Mark I (the accuracy of squadron fire is decreased only within the UP AA Rocket Mark I engagement area). The intensity was increased 25 fold; defensive AA fire is active for one minute (60 seconds).
When superstructures, casemates, service spaces above casemates, plates, and hulls are hit, the rate of restored HP is increased from 0.5 to 0.6.
AP shell fuse arming delay is up to 0.15 seconds (was up to 0.33 seconds).
AP shell ricochet angles are similar to the 203 mm AP shell ricochet angles on U.S. heavy cruisers.
Turret rotation speed was increased to 6 degrees per second (previously 5 degrees per second).
Rudder shift time was decreased to 13.4 seconds (previously 15.8 seconds).
Firing range was increased by 1 km (18,570 m).
Kaga: The distance between the first and the second torpedo bomber lines is increased by 15 metres, from 300 to 315 metres.