Internal components are upgrades that can be bought in-game for 2563
or 288
however, each one (minus the CR-T Recruit's unique and exclusive "brand new" components) also has an adverse affect. Although most Internals provide a very minor boost they can be used to fine tune your machine. Internals are localized to the mech you purchased it on.
[edit] Offensive internals
Brand-New Radiator
-5% Weapon Heating
Armor Piercing Munitions
+5% Bullet Damage
-3.5% Max Armor
Cooling Units
-0.5 Seconds Overheat Recovery Time
+5% Weapons Heating
Heatsinks
-6% Weapon Heating
-1% Weapons Damage
Special Weapon Loader
+10% Special Weapon Rate of Fire
+6% Weapons Heating
Explosive Munitions
+5% Explosive Damage
-3.5% Max Armor
Primary Weapon Loader
+4% Primary Weapon Rate of Fire
+4% Weapons Heating
Magnetic Rail
+3% All Damage
-2% Max Armor
[edit] Defensive internals
Armor
-3% All Damage Received
-1.5m/s Move Speed
Heat Resistant Armor
-5% Explosion Damage Received
-1m/s Move Speed, +2% Bullet Damage Received
Reinforced Armor
+5% Max Armor
-3.5 All Damage
Repair Kit
+15/s Repair Rate
+0.3 Second Start Up Time
[edit] Functional internals
Brand-New Regulator
+20% Experience
EU Canisters
+50 EU Capacity
-1% Movement Speed
Thrusters
+7.5% Boost Speed
-0.3/second Fuel Regen
Fuel Generator
+0.2/second Fuel Regen
-5% Boost Speed
Fuel Canisters
+10% Max Fuel
-1% Movement Speed
Radar
+30m Radar Distance
+20m Radar Signature