diff --git a/GameData/TweakScaleCompanion/Frameworks/CryoTanks/patches/020_ScaleExponents.cfg b/GameData/TweakScaleCompanion/Frameworks/CryoTanks/patches/020_ScaleExponents.cfg
index 1e9eff6..23266ef 100644
--- a/GameData/TweakScaleCompanion/Frameworks/CryoTanks/patches/020_ScaleExponents.cfg
+++ b/GameData/TweakScaleCompanion/Frameworks/CryoTanks/patches/020_ScaleExponents.cfg
@@ -33,6 +33,5 @@
 TWEAKSCALEEXPONENTS:NEEDS[CryoTanks,TweakScale]
 {
 	name = ModuleCryoTank
-	CoolingCost = 3		// TODO:Rebalance this one
 	minResToLeave = 2	// And this one.
 }
diff --git a/GameData/TweakScaleCompanion/Frameworks/SystemHeat/patches/020_ScaleExponents.cfg b/GameData/TweakScaleCompanion/Frameworks/SystemHeat/patches/020_ScaleExponents.cfg
index ddaefb0..3024516 100644
--- a/GameData/TweakScaleCompanion/Frameworks/SystemHeat/patches/020_ScaleExponents.cfg
+++ b/GameData/TweakScaleCompanion/Frameworks/SystemHeat/patches/020_ScaleExponents.cfg
@@ -39,24 +39,21 @@ TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
 TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
 {
 	name = ModuleSystemHeatAsteroidHarvester
+ 	systemPower = 3
 	// TODO: What I should do here?
 }
 
 TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
 {
 	name = ModuleSystemHeatConverter
+ 	systemPower = 3
 	// TODO: What I should do here?
 }
 
 TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
 {
 	name = ModuleSystemHeatEngine
-	// TODO: What I should do here?
-}
-
-TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
-{
-	name = ModuleSystemHeatConverter
+ 	systemPower = 2.5 // same power per unit thrust
 	// TODO: What I should do here?
 }
 
@@ -75,6 +72,8 @@ TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
 TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
 {
 	name = ModuleSystemHeatFissionEngine
+ 	HeatGeneration = 2.5 // same waste heat per unit thrust
+  	ElectricalGeneration = 2.5 // same electrical power per unit thrust
 	// TODO: What I should do here?
 }
 
@@ -115,6 +114,7 @@ TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
 TWEAKSCALEEXPONENTS:NEEDS[SystemHeat,TweakScale]
 {
 	name = ModuleSystemHeatHarvester
+ 	systemPower = 3 // should scale with harvester speed
 	// TODO: What I should do here?
 }