Got this from B5tech.com, dunno how acurate it is though.
class: Whitestar 
type: Monitor 
length: 475.6 meters 
mass: 6.8 million metric tons 
crew: 38 
troop: 60 
fighter: 4 Nial Heavy Fighters 
power: Quantum Gravitic Reactor
3 Fusion Reactors 
duration: 5 Years [?] 
weapon: 1 Quantum-Gravitic Discharge Beam Cannon
2 Pulsed Neutron Cannon
4 Pulsed Fusion Cannons 
defense: 1.8 meter re-enforced Vorlon Bio-Armored hull
Gravitic Tractor Beams
Vorlon Shields
Minbari Stealth Device
class: Sharlin 
type: War-Cruiser 
length: 1,600 meters [?] 
mass: 44.4 million metric tons 
crew: 190 
troop: 8,000 
fighter: 15 Nial fighter craft 
power: 1 Quantum Singularity
8 Fusion reactor 
duration: 20 years 
weapon: 18 Gravitic Neutron Cannons
18 Gravitic Fusion Beam Cannons
24 EM Neutron guns
24 EM Fusion Beam guns
42 Electro-Pulse Guns
4 Missile Launcher
1 antimatter Cannon
Optional Mass Driver 
defense: 10 meter re-enforced Poly-Crystalline armor
42 Tractor Beams
Minbari Stealth Device [sensor disruption generator]
Gravitic Defense Shield Grid