diff --git a/src/main/java/rearth/oritech/block/base/entity/MachineBlockEntity.java b/src/main/java/rearth/oritech/block/base/entity/MachineBlockEntity.java
index ff6d857f1..d08852370 100644
--- a/src/main/java/rearth/oritech/block/base/entity/MachineBlockEntity.java
+++ b/src/main/java/rearth/oritech/block/base/entity/MachineBlockEntity.java
@@ -59,6 +59,7 @@ public abstract class MachineBlockEntity extends BlockEntity
     
     // crafting / processing
     protected int progress;
+    protected int energyPerTick;
     protected OritechRecipe currentRecipe = OritechRecipe.DUMMY;
     protected InventoryInputMode inventoryInputMode = InventoryInputMode.FILL_LEFT_TO_RIGHT;
     
@@ -75,8 +76,9 @@ protected void onFinalCommit() {
         }
     };
     
-    public MachineBlockEntity(BlockEntityType<?> type, BlockPos pos, BlockState state) {
+    public MachineBlockEntity(BlockEntityType<?> type, BlockPos pos, BlockState state, int energyPerTick) {
         super(type, pos, state);
+        this.energyPerTick = energyPerTick;
     }
     
     @Override
@@ -119,16 +121,16 @@ public void tick(World world, BlockPos pos, BlockState state, MachineBlockEntity
     }
     
     private boolean hasEnoughEnergy(OritechRecipe recipe) {
-        return energyStorage.amount > calculateEnergyUsage(recipe);
+        return energyStorage.amount > calculateEnergyUsage();
     }
     
     @SuppressWarnings("lossy-conversions")
     private void useEnergy(OritechRecipe recipe) {
-        energyStorage.amount -= calculateEnergyUsage(recipe);
+        energyStorage.amount -= calculateEnergyUsage();
     }
     
-    private float calculateEnergyUsage(OritechRecipe recipe) {
-        return recipe.getEnergyPerTick() * getEfficiencyMultiplier() * (1 / getSpeedMultiplier());
+    private float calculateEnergyUsage() {
+        return energyPerTick * getEfficiencyMultiplier() * (1 / getSpeedMultiplier());
     }
     
     private void updateNetwork() {
@@ -323,7 +325,7 @@ private int slotRecipeSearch(ItemStack stack, List<ItemStack> inv) {
         
         // find matching recipe
         // check if currently already using a recipe, if so use this one. This means that all slots are used, and we can just top the slots up
-        if (currentRecipe.getEnergyPerTick() != -1) {
+        if (currentRecipe.getTime() != -1) {
             return findLowestMatchingSlot(stack, inv, false);
         }
         
@@ -566,4 +568,11 @@ public void setEnergyStored(long amount) {
         energyStorage.amount = amount;
     }
     
+    public int getBaseEnergyPerTick() {
+        return energyPerTick;
+    }
+    
+    public float getEffectiveEnergyPerTick() {
+        return calculateEnergyUsage();
+    }
 }
diff --git a/src/main/java/rearth/oritech/block/base/entity/MultiblockMachineEntity.java b/src/main/java/rearth/oritech/block/base/entity/MultiblockMachineEntity.java
index 40f5cd44d..abe410cc2 100644
--- a/src/main/java/rearth/oritech/block/base/entity/MultiblockMachineEntity.java
+++ b/src/main/java/rearth/oritech/block/base/entity/MultiblockMachineEntity.java
@@ -24,8 +24,26 @@ public abstract class MultiblockMachineEntity extends UpgradableMachineBlockEnti
     
     private float coreQuality = 1f;
     
-    public MultiblockMachineEntity(BlockEntityType<?> type, BlockPos pos, BlockState state) {
-        super(type, pos, state);
+    public MultiblockMachineEntity(BlockEntityType<?> type, BlockPos pos, BlockState state, int energyPerTick) {
+        super(type, pos, state, energyPerTick);
+    }
+    
+    public static Vec3i rotatePosition(Vec3i relativePos, Direction facing) {
+        return switch (facing) {
+            case NORTH -> new BlockPos(relativePos.getZ(), relativePos.getY(), relativePos.getX());
+            case WEST -> new BlockPos(-relativePos.getX(), relativePos.getY(), -relativePos.getZ());
+            case SOUTH -> new BlockPos(-relativePos.getZ(), relativePos.getY(), -relativePos.getX());
+            case EAST -> new BlockPos(relativePos.getX(), relativePos.getY(), relativePos.getZ());
+            default -> relativePos;
+        };
+    }
+    
+    // this seems to work as expected for some reason?
+    public static Vec3i worldToRelativePos(Vec3i ownWorldPos, Vec3i worldPos, Direction ownFacing) {
+        var relativePos = worldPos.subtract(ownWorldPos);
+        return relativePos;
+//        var facingInverted = ownFacing.getOpposite();
+//        return rotatePosition(relativePos, facingInverted);
     }
     
     @Override
@@ -158,24 +176,6 @@ private void highlightBlock(BlockPos block) {
         ParticleContent.HIGHLIGHT_BLOCK.spawn(world, Vec3d.of(block), null);
     }
     
-    public static Vec3i rotatePosition(Vec3i relativePos, Direction facing) {
-        return switch (facing) {
-            case NORTH -> new BlockPos(relativePos.getZ(), relativePos.getY(), relativePos.getX());
-            case WEST -> new BlockPos(-relativePos.getX(), relativePos.getY(), -relativePos.getZ());
-            case SOUTH -> new BlockPos(-relativePos.getZ(), relativePos.getY(), -relativePos.getX());
-            case EAST -> new BlockPos(relativePos.getX(), relativePos.getY(), relativePos.getZ());
-            default -> relativePos;
-        };
-    }
-    
-    // this seems to work as expected for some reason?
-    public static Vec3i worldToRelativePos(Vec3i ownWorldPos, Vec3i worldPos, Direction ownFacing) {
-        var relativePos = worldPos.subtract(ownWorldPos);
-        return relativePos;
-//        var facingInverted = ownFacing.getOpposite();
-//        return rotatePosition(relativePos, facingInverted);
-    }
-    
     @Override
     public boolean isActive(BlockState state) {
         return state.get(MultiblockMachine.ASSEMBLED);
diff --git a/src/main/java/rearth/oritech/block/base/entity/UpgradableMachineBlockEntity.java b/src/main/java/rearth/oritech/block/base/entity/UpgradableMachineBlockEntity.java
index fd52e4b20..140fd3d93 100644
--- a/src/main/java/rearth/oritech/block/base/entity/UpgradableMachineBlockEntity.java
+++ b/src/main/java/rearth/oritech/block/base/entity/UpgradableMachineBlockEntity.java
@@ -34,8 +34,8 @@ public abstract class UpgradableMachineBlockEntity extends MachineBlockEntity {
     private long combinedEnergyStorage = 0;
     private long combinedEnergyInsert = 0;
     
-    public UpgradableMachineBlockEntity(BlockEntityType<?> type, BlockPos pos, BlockState state) {
-        super(type, pos, state);
+    public UpgradableMachineBlockEntity(BlockEntityType<?> type, BlockPos pos, BlockState state, int energyPerTick) {
+        super(type, pos, state, energyPerTick);
     }
     
     @Override
diff --git a/src/main/java/rearth/oritech/block/custom/machines/addons/MachineAddonBlock.java b/src/main/java/rearth/oritech/block/custom/machines/addons/MachineAddonBlock.java
index 68cc80ee1..ea643d94a 100644
--- a/src/main/java/rearth/oritech/block/custom/machines/addons/MachineAddonBlock.java
+++ b/src/main/java/rearth/oritech/block/custom/machines/addons/MachineAddonBlock.java
@@ -15,6 +15,7 @@
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import rearth.oritech.Oritech;
+import rearth.oritech.block.entity.machines.MachineCoreEntity;
 import rearth.oritech.block.entity.machines.addons.AddonBlockEntity;
 import rearth.oritech.block.base.entity.UpgradableMachineBlockEntity;
 import rearth.oritech.block.entity.machines.PulverizerBlockEntity;
@@ -73,7 +74,7 @@ public BlockEntity createBlockEntity(BlockPos pos, BlockState state) {
             return getBlockEntityType().getDeclaredConstructor(BlockPos.class, BlockState.class).newInstance(pos, state);
         } catch (InstantiationException | InvocationTargetException | NoSuchMethodException | IllegalAccessException e) {
             Oritech.LOGGER.error("Unable to create blockEntity for " + getBlockEntityType().getSimpleName() + " at " + this);
-            return new PulverizerBlockEntity(pos, state);
+            return new MachineCoreEntity(pos, state);
         }
     }
     
diff --git a/src/main/java/rearth/oritech/block/entity/machines/AssemblerBlockEntity.java b/src/main/java/rearth/oritech/block/entity/machines/AssemblerBlockEntity.java
index 4657cd5d1..1b82b4af5 100644
--- a/src/main/java/rearth/oritech/block/entity/machines/AssemblerBlockEntity.java
+++ b/src/main/java/rearth/oritech/block/entity/machines/AssemblerBlockEntity.java
@@ -16,7 +16,7 @@
 public class AssemblerBlockEntity extends MultiblockMachineEntity {
     
     public AssemblerBlockEntity(BlockPos pos, BlockState state) {
-        super(BlockEntitiesContent.ASSEMBLER_ENTITY, pos, state);
+        super(BlockEntitiesContent.ASSEMBLER_ENTITY, pos, state, 30);
     }
     
     @Override
diff --git a/src/main/java/rearth/oritech/block/entity/machines/GrinderBlockEntity.java b/src/main/java/rearth/oritech/block/entity/machines/GrinderBlockEntity.java
index d2fb78d8d..c6b686943 100644
--- a/src/main/java/rearth/oritech/block/entity/machines/GrinderBlockEntity.java
+++ b/src/main/java/rearth/oritech/block/entity/machines/GrinderBlockEntity.java
@@ -17,7 +17,7 @@
 public class GrinderBlockEntity extends MultiblockMachineEntity {
     
     public GrinderBlockEntity(BlockPos pos, BlockState state) {
-        super(BlockEntitiesContent.GRINDER_ENTITY, pos, state);
+        super(BlockEntitiesContent.GRINDER_ENTITY, pos, state, 50);
     }
     
     @Override
diff --git a/src/main/java/rearth/oritech/block/entity/machines/PulverizerBlockEntity.java b/src/main/java/rearth/oritech/block/entity/machines/PulverizerBlockEntity.java
index 50f139ce3..fd77c6387 100644
--- a/src/main/java/rearth/oritech/block/entity/machines/PulverizerBlockEntity.java
+++ b/src/main/java/rearth/oritech/block/entity/machines/PulverizerBlockEntity.java
@@ -16,7 +16,7 @@
 public class PulverizerBlockEntity extends UpgradableMachineBlockEntity {
     
     public PulverizerBlockEntity(BlockPos pos, BlockState state) {
-        super(BlockEntitiesContent.PULVERIZER_ENTITY, pos, state);
+        super(BlockEntitiesContent.PULVERIZER_ENTITY, pos, state, 20);
     }
     
     @Override
diff --git a/src/main/java/rearth/oritech/client/ui/BasicMachineScreen.java b/src/main/java/rearth/oritech/client/ui/BasicMachineScreen.java
index 3fec180d8..36d28b727 100644
--- a/src/main/java/rearth/oritech/client/ui/BasicMachineScreen.java
+++ b/src/main/java/rearth/oritech/client/ui/BasicMachineScreen.java
@@ -12,6 +12,7 @@
 import net.minecraft.util.Identifier;
 import org.jetbrains.annotations.NotNull;
 import rearth.oritech.Oritech;
+import rearth.oritech.block.base.entity.MachineBlockEntity;
 import rearth.oritech.network.NetworkContent;
 
 public class BasicMachineScreen<S extends BasicMachineScreenHandler> extends BaseOwoHandledScreen<FlowLayout, S> {
@@ -97,7 +98,8 @@ private void updateEnergyBar() {
     public Text getEnergyTooltip(long amount, long max) {
         var percentage = (float) amount / max;
         var energyFill = String.format("%.1f", percentage * 100);
-        return Text.literal(amount + " / " + max + " RF\n" + energyFill + "% Charged");
+        var energyUsage = ((MachineBlockEntity) handler.blockEntity).getEffectiveEnergyPerTick();
+        return Text.literal(amount + " / " + max + " RF\n" + energyFill + "% Charged\n\nMaximum Usage: " + energyUsage + " RF/t");
     }
     
     public void updateSettingsButtons() {
diff --git a/src/main/java/rearth/oritech/init/compat/Screens/PulverizerScreen.java b/src/main/java/rearth/oritech/init/compat/Screens/PulverizerScreen.java
index c4ad11ea8..660dda8bd 100644
--- a/src/main/java/rearth/oritech/init/compat/Screens/PulverizerScreen.java
+++ b/src/main/java/rearth/oritech/init/compat/Screens/PulverizerScreen.java
@@ -52,10 +52,9 @@ public void fillDisplay(FlowLayout root, OritechDisplay display, ReiUIAdapter<Fl
         );
         
         // data
-        var energyUsage = display.getEntry().value().getEnergyPerTick();
         var duration = String.format("%.0f", display.getEntry().value().getTime() / 20f);
         root.child(
-          Components.label(Text.of(duration + "s, " + energyUsage + " RF/t")).lineHeight(7)
+          Components.label(Text.of(duration + "s, ")).lineHeight(7)
             .positioning(Positioning.absolute(72, HEIGHT_BASE + 28))
         );
     
diff --git a/src/main/java/rearth/oritech/init/recipes/OritechRecipe.java b/src/main/java/rearth/oritech/init/recipes/OritechRecipe.java
index 1112014cb..aa2837caa 100644
--- a/src/main/java/rearth/oritech/init/recipes/OritechRecipe.java
+++ b/src/main/java/rearth/oritech/init/recipes/OritechRecipe.java
@@ -18,16 +18,14 @@ public class OritechRecipe implements Recipe<Inventory> {
     private final OritechRecipeType type;
     private final List<Ingredient> inputs;
     private final List<ItemStack> results;
-    private final int energyPerTick;
     private final int time;
 
-    public static final OritechRecipe DUMMY = new OritechRecipe(-1, 10, DefaultedList.ofSize(1, Ingredient.ofStacks(Items.IRON_INGOT.getDefaultStack())), DefaultedList.ofSize(1, Items.IRON_BLOCK.getDefaultStack()), RecipeContent.PULVERIZER);
+    public static final OritechRecipe DUMMY = new OritechRecipe(-1, DefaultedList.ofSize(1, Ingredient.ofStacks(Items.IRON_INGOT.getDefaultStack())), DefaultedList.ofSize(1, Items.IRON_BLOCK.getDefaultStack()), RecipeContent.PULVERIZER);
 
-    public OritechRecipe(int energy, int time, List<Ingredient> inputs, List<ItemStack> results, OritechRecipeType type) {
+    public OritechRecipe(int time, List<Ingredient> inputs, List<ItemStack> results, OritechRecipeType type) {
         this.type = type;
         this.results = results;
         this.inputs = inputs;
-        this.energyPerTick = energy;
         this.time = time;
     }
 
@@ -85,15 +83,10 @@ public String toString() {
                 "type=" + type +
                 ", inputs=" + inputs +
                 ", results=" + results +
-                ", energy=" + energyPerTick +
                 ", time=" + time +
                 '}';
     }
 
-    public int getEnergyPerTick() {
-        return energyPerTick;
-    }
-
     public int getTime() {
         return time;
     }
diff --git a/src/main/java/rearth/oritech/init/recipes/OritechRecipeType.java b/src/main/java/rearth/oritech/init/recipes/OritechRecipeType.java
index 6de3bc9dc..088e0d13f 100644
--- a/src/main/java/rearth/oritech/init/recipes/OritechRecipeType.java
+++ b/src/main/java/rearth/oritech/init/recipes/OritechRecipeType.java
@@ -13,7 +13,6 @@
 public class OritechRecipeType extends EndecRecipeSerializer<OritechRecipe> implements RecipeType<OritechRecipe> {
     
     public static final Endec<OritechRecipe> ORI_RECIPE_ENDEC = StructEndecBuilder.of(
-      Endec.INT.fieldOf("energyPerTick", OritechRecipe::getEnergyPerTick),
       Endec.INT.fieldOf("time", OritechRecipe::getTime),
       Endec.ofCodec(Ingredient.DISALLOW_EMPTY_CODEC).listOf().fieldOf("ingredients", OritechRecipe::getInputs),
       BuiltInEndecs.ITEM_STACK.listOf().fieldOf("results", OritechRecipe::getResults),
diff --git a/src/main/resources/assets/oritech/lang/en_us.json b/src/main/resources/assets/oritech/lang/en_us.json
index 17987b170..a9895b52a 100644
--- a/src/main/resources/assets/oritech/lang/en_us.json
+++ b/src/main/resources/assets/oritech/lang/en_us.json
@@ -16,5 +16,7 @@
   "block.oritech.machine_capacitor_addon": "Capacitor Addon",
   "block.oritech.machine_acceptor_addon": "Energy Acceptor Addon",
   "block.oritech.machine_inventory_proxy_addon": "Inventory Proxy Addon",
-  "block.oritech.machine_extender": "Machine Extender"
+  "block.oritech.machine_extender": "Machine Extender",
+  "block.oritech.machine_core_basic": "Basic Machine Core",
+  "block.oritech.machine_core_good": "Good Machine Core"
 }
\ No newline at end of file
diff --git a/src/main/resources/data/oritech/recipes/apple_to_banana.json b/src/main/resources/data/oritech/recipes/apple_to_banana.json
index ef8b2dc3e..b9dd88ab0 100644
--- a/src/main/resources/data/oritech/recipes/apple_to_banana.json
+++ b/src/main/resources/data/oritech/recipes/apple_to_banana.json
@@ -14,6 +14,5 @@
       "Count": 1
     }
   ],
-  "energyPerTick": 15,
   "time": 80
 }
\ No newline at end of file
diff --git a/src/main/resources/data/oritech/recipes/apple_to_emerald_grinder.json b/src/main/resources/data/oritech/recipes/apple_to_emerald_grinder.json
index 5687fec59..d53002a0d 100644
--- a/src/main/resources/data/oritech/recipes/apple_to_emerald_grinder.json
+++ b/src/main/resources/data/oritech/recipes/apple_to_emerald_grinder.json
@@ -17,6 +17,5 @@
       "Count": 2
     }
   ],
-  "energyPerTick": 10,
   "time": 40
 }
\ No newline at end of file
diff --git a/src/main/resources/data/oritech/recipes/coal_to_emerald.json b/src/main/resources/data/oritech/recipes/coal_to_emerald.json
index 505926145..aec14991e 100644
--- a/src/main/resources/data/oritech/recipes/coal_to_emerald.json
+++ b/src/main/resources/data/oritech/recipes/coal_to_emerald.json
@@ -11,6 +11,5 @@
       "Count": 1
     }
   ],
-  "energyPerTick": 100,
   "time": 15
 }
\ No newline at end of file
diff --git a/src/main/resources/data/oritech/recipes/coal_to_emerald_assembler.json b/src/main/resources/data/oritech/recipes/coal_to_emerald_assembler.json
index b3d241876..e9901bfbc 100644
--- a/src/main/resources/data/oritech/recipes/coal_to_emerald_assembler.json
+++ b/src/main/resources/data/oritech/recipes/coal_to_emerald_assembler.json
@@ -13,6 +13,5 @@
       "Count": 2
     }
   ],
-  "energyPerTick": 25,
   "time": 40
 }
\ No newline at end of file