Solo mining with an ORCA is effectively nerfed to the point where it’s not a good choice. It’s been reconfigured to be a mining command platform. Exhumers are the best solo mining option now.
Personally I prefer the Mackinaw.
[Orca, Simulated Orca Fitting]
ORE Reinforced Bulkheads
Abyssal Damage Control
Multispectrum Shield Hardener II
Thermal Shield Hardener II
Explosive Shield Hardener II
EM Shield Hardener II
Multispectrum Shield Hardener II
Small Tractor Beam II
Salvager II
Mining Foreman Burst II
Shield Command Burst II
Shield Command Burst II
Large Industrial Core II
Large Transverse Bulkhead II
Large Transverse Bulkhead II
Large Transverse Bulkhead II
‘Augmented’ Hornet x3
Hornet EC-300 x1
‘Augmented’ Wasp x1
[Hulk, Simulated Hulk Fitting]
Mining Laser Upgrade II
Damage Control II
Reactor Control Unit II
5MN Y-T8 Compact Microwarpdrive
Large Shield Extender II
EM Shield Hardener II
Multispectrum Shield Hardener II
Strip Miner I
Strip Miner I
Medium Core Defense Field Extender II
Medium Core Defense Field Extender II
‘Augmented’ Hornet x3
Hornet EC-300 x1
‘Augmented’ Wasp x1
[Mackinaw, Simulated Mackinaw Fitting]
Reactor Control Unit II
Damage Control II
Reactor Control Unit II
50MN Y-T8 Compact Microwarpdrive
Republic Fleet Medium Cap Battery
EM Shield Hardener II
Multispectrum Shield Hardener II
Strip Miner I
Strip Miner I
Medium Ancillary Current Router II
Medium Ancillary Current Router II
Hornet I x3
Hornet EC-300 x2