Can you crossfeed between the 2 tanks?
No, only tank directly to engine.
How many fuel pumps?
3 Electric Fuel pumps per tank
1 Ejector pump per tank (motive flow) to keep Electric pumps submerged
Temp and Imbalance Limitations
Temperature: -40ºC to +52ºC
Imbalance: 800lbs (removed below 100lbs)