diff --git a/code/foundation/src/debug/debug_replay.c b/code/foundation/src/debug/debug_replay.c
index 6cd19d8..3d6e151 100644
--- a/code/foundation/src/debug/debug_replay.c
+++ b/code/foundation/src/debug/debug_replay.c
@@ -208,7 +208,7 @@ void debug_replay_update(void) {
             }
         }break;
         case RPKIND_SPAWN_CAR: {
-            ecs_entity_t e = vehicle_spawn();
+            ecs_entity_t e = vehicle_spawn(EVEH_CAR);
             
             Position const *origin = ecs_get(world_ecs(), mime, Position);
             Position *dest = ecs_get_mut(world_ecs(), e, Position);
diff --git a/code/foundation/src/debug/debug_ui_actions.c b/code/foundation/src/debug/debug_ui_actions.c
index ab05f8b..3db1789 100644
--- a/code/foundation/src/debug/debug_ui_actions.c
+++ b/code/foundation/src/debug/debug_ui_actions.c
@@ -10,7 +10,7 @@ ActExitGame(void) {
 
 void
 ActSpawnCar(void) {
-    ecs_entity_t e = vehicle_spawn();
+    ecs_entity_t e = vehicle_spawn(EVEH_CAR);
     ecs_entity_t plr = camera_get().ent_id;
     
     Position const* origin = ecs_get(world_ecs(), plr, Position);
@@ -74,7 +74,7 @@ ActSpawnFurnace(void) {
 void
 ActSpawnCirclingDriver(void) {
     ecs_entity_t plr = camera_get().ent_id;
-    ecs_entity_t ve = vehicle_spawn();
+    ecs_entity_t ve = vehicle_spawn(EVEH_CAR);
     ecs_entity_t e = entity_spawn(EKIND_DEMO_NPC);
     
     Position const *origin = ecs_get(world_ecs(), plr, Position);
diff --git a/code/foundation/src/models/components.c b/code/foundation/src/models/components.c
index f179009..811ca9d 100644
--- a/code/foundation/src/models/components.c
+++ b/code/foundation/src/models/components.c
@@ -12,11 +12,11 @@ ECS_COMPONENT_DECLARE(Classify);
 ECS_COMPONENT_DECLARE(Vehicle);
 ECS_COMPONENT_DECLARE(IsInVehicle);
 ECS_COMPONENT_DECLARE(Item);
-ECS_COMPONENT_DECLARE(ItemAlreadyEdited);
+ECS_COMPONENT_DECLARE(BlockHarvest);
 ECS_COMPONENT_DECLARE(Inventory);
 ECS_COMPONENT_DECLARE(ItemContainer);
-ECS_COMPONENT_DECLARE(Furnace);
-ECS_COMPONENT_DECLARE(Fuel);
+ECS_COMPONENT_DECLARE(Producer);
+ECS_COMPONENT_DECLARE(EnergySource);
 ECS_COMPONENT_DECLARE(Ingredient);
 ECS_COMPONENT_DECLARE(Device);
 ECS_COMPONENT_DECLARE(DemoNPC);
@@ -37,11 +37,11 @@ void ComponentsImport(ecs_world_t *ecs) {
     ECS_COMPONENT_DEFINE(ecs, Vehicle);
     ECS_COMPONENT_DEFINE(ecs, IsInVehicle);
     ECS_COMPONENT_DEFINE(ecs, Item);
-    ECS_COMPONENT_DEFINE(ecs, ItemAlreadyEdited);
+    ECS_COMPONENT_DEFINE(ecs, BlockHarvest);
     ECS_COMPONENT_DEFINE(ecs, Inventory);
     ECS_COMPONENT_DEFINE(ecs, ItemContainer);
-    ECS_COMPONENT_DEFINE(ecs, Furnace);
-    ECS_COMPONENT_DEFINE(ecs, Fuel);
+    ECS_COMPONENT_DEFINE(ecs, Producer);
+    ECS_COMPONENT_DEFINE(ecs, EnergySource);
     ECS_COMPONENT_DEFINE(ecs, Ingredient);
     ECS_COMPONENT_DEFINE(ecs, Device);
     ECS_COMPONENT_DEFINE(ecs, DemoNPC);
diff --git a/code/foundation/src/models/components.h b/code/foundation/src/models/components.h
index f04e9fb..3610bb5 100644
--- a/code/foundation/src/models/components.h
+++ b/code/foundation/src/models/components.h
@@ -52,7 +52,7 @@ typedef struct {
     uint8_t is_blocked;
     ecs_entity_t pick_ent;
     ecs_entity_t sel_ent;
-    
+
     // NOTE(zaklaus): inventory
     ecs_entity_t storage_ent;
     uint8_t storage_action;
@@ -63,7 +63,7 @@ typedef struct {
     uint8_t swap_storage;
     uint8_t swap_from;
     uint8_t swap_to;
-    
+
     // NOTE(zaklaus): build mode
     uint8_t num_placements;
     float placements_x[20];
@@ -80,7 +80,7 @@ typedef struct {
 typedef struct {
     float hp;
     float max_hp;
-    
+
     //NOTE(zaklaus): Intentionally global, to allow for creative use of damage combos
     float pain_time;
     float heal_time;
@@ -92,14 +92,15 @@ typedef struct {
 
 typedef struct {
     uint64_t seats[4];
-    
+
     float force;
     float heading;
     float steer;
     float wheel_base;
-    
+
     float speed;
     float reverse_speed;
+    uint8_t veh_kind;
 } Vehicle;
 
 typedef struct {
@@ -115,7 +116,7 @@ typedef struct {
 
 typedef struct {
     char _unused;
-} ItemAlreadyEdited;
+} BlockHarvest;
 
 typedef struct {
     // TODO: we now hold a ref to an item, instead of representing an item slot,
@@ -130,14 +131,14 @@ typedef struct {
 
 typedef struct {
     asset_id processed_item;
-    float cook_time;
-    float burn_time;
-} Furnace;
+    float process_time;
+    float energy_level;
+} Producer;
 
 typedef struct {
     asset_id kind;
-    float burn_time;
-} Fuel;
+    float energy_level;
+} EnergySource;
 
 typedef struct {
     asset_id producer;
@@ -168,11 +169,11 @@ extern ECS_COMPONENT_DECLARE(Classify);
 extern ECS_COMPONENT_DECLARE(Vehicle);
 extern ECS_COMPONENT_DECLARE(IsInVehicle);
 extern ECS_COMPONENT_DECLARE(Item);
-extern ECS_COMPONENT_DECLARE(ItemAlreadyEdited);
+extern ECS_COMPONENT_DECLARE(BlockHarvest);
 extern ECS_COMPONENT_DECLARE(Inventory);
 extern ECS_COMPONENT_DECLARE(ItemContainer);
-extern ECS_COMPONENT_DECLARE(Furnace);
-extern ECS_COMPONENT_DECLARE(Fuel);
+extern ECS_COMPONENT_DECLARE(Producer);
+extern ECS_COMPONENT_DECLARE(EnergySource);
 extern ECS_COMPONENT_DECLARE(Ingredient);
 extern ECS_COMPONENT_DECLARE(Device);
 extern ECS_COMPONENT_DECLARE(DemoNPC);
diff --git a/code/foundation/src/models/items.c b/code/foundation/src/models/items.c
index ad80d90..9b132b9 100644
--- a/code/foundation/src/models/items.c
+++ b/code/foundation/src/models/items.c
@@ -44,9 +44,12 @@ uint64_t item_spawn(asset_id kind, uint32_t qty) {
     item_desc *it = &items[item_find(kind)];
 
     switch (it->attachment) {
-    case UDATA_FUEL: {
-        Fuel *f = ecs_get_mut(world_ecs(), e, Fuel);
-        f->burn_time = it->fuel.burn_time;
+    case UDATA_ENERGY_SOURCE: {
+        EnergySource *f = ecs_get_mut(world_ecs(), e, EnergySource);
+        *f = (EnergySource){
+            .kind = it->energy_source.producer,
+            .energy_level = it->energy_source.energy_level,
+        };
     } break;
     case UDATA_INGREDIENT: {
         Ingredient *i = ecs_get_mut(world_ecs(), e, Ingredient);
diff --git a/code/foundation/src/models/items.h b/code/foundation/src/models/items.h
index 836bba9..6ced2b0 100644
--- a/code/foundation/src/models/items.h
+++ b/code/foundation/src/models/items.h
@@ -19,7 +19,7 @@ typedef enum {
 
 typedef enum {
     UDATA_NONE,
-    UDATA_FUEL,
+    UDATA_ENERGY_SOURCE,
     UDATA_INGREDIENT,
 } item_attachment;
 
@@ -47,8 +47,9 @@ typedef struct {
 
     union {
         struct {
-            float burn_time;
-        } fuel;
+            asset_id producer;
+            float energy_level;
+        } energy_source;
 
         struct {
             asset_id producer;
diff --git a/code/foundation/src/models/items_list.c b/code/foundation/src/models/items_list.c
index 389382c..af6f7cb 100644
--- a/code/foundation/src/models/items_list.c
+++ b/code/foundation/src/models/items_list.c
@@ -6,7 +6,7 @@ static item_desc items[] = {
     { .kind = 0, .max_quantity = 0, },
     ITEM_INGREDIENT(ASSET_DEMO_ICEMAKER, 64, ASSET_FURNACE, ASSET_BELT, 0),
     ITEM_SELF(ASSET_FENCE, 64),
-    ITEM_FUEL(ASSET_WOOD, 64, 15.0f),
+    ITEM_ENERGY(ASSET_WOOD, ASSET_FURNACE, 64, 15.0f),
     ITEM_HOLD(ASSET_TREE, 64),
 
     ITEM_SELF_DIR(ASSET_BELT, 999),
diff --git a/code/foundation/src/models/items_list_helpers.h b/code/foundation/src/models/items_list_helpers.h
index 14ad689..4c70d75 100644
--- a/code/foundation/src/models/items_list_helpers.h
+++ b/code/foundation/src/models/items_list_helpers.h
@@ -8,14 +8,15 @@
 .max_quantity = qty,\
 }
 
-#define ITEM_FUEL(asset, qty, fuel_value)\
+#define ITEM_ENERGY(asset, producer_asset, qty, energy_value)\
 {\
 .kind = asset,\
 .usage = UKIND_HOLD,\
-.attachment = UDATA_FUEL,\
+.attachment = UDATA_ENERGY_SOURCE,\
 .max_quantity = qty,\
-.fuel = {\
-.burn_time = fuel_value\
+.energy_source = {\
+.producer = producer_asset,\
+.energy_level = energy_value\
 }\
 }
 
diff --git a/code/foundation/src/models/prefabs/furnace.c b/code/foundation/src/models/prefabs/furnace.c
index 126bd88..437a95e 100644
--- a/code/foundation/src/models/prefabs/furnace.c
+++ b/code/foundation/src/models/prefabs/furnace.c
@@ -11,9 +11,9 @@ uint64_t furnace_spawn(void) {
     ItemContainer *storage = ecs_get_mut(world_ecs(), e, ItemContainer);
     *storage = (ItemContainer){0};
 
-    Furnace *furnace = ecs_get_mut(world_ecs(), e, Furnace);
-    *furnace = (Furnace){0};
-    furnace->burn_time = 69.0f;
+    Producer *producer = ecs_get_mut(world_ecs(), e, Producer);
+    *producer = (Producer){0};
+    producer->energy_level = 69.0f;
     return (uint64_t)e;
 }
 
diff --git a/code/foundation/src/models/prefabs/vehicle.c b/code/foundation/src/models/prefabs/vehicle.c
index 03ec0e8..b082528 100644
--- a/code/foundation/src/models/prefabs/vehicle.c
+++ b/code/foundation/src/models/prefabs/vehicle.c
@@ -6,16 +6,57 @@
 #include "models/entity.h"
 #include "models/components.h"
 
-uint64_t vehicle_spawn(void) {    
+
+uint64_t vehicle_spawn(uint8_t veh_kind) {
     ecs_entity_t e = entity_spawn(EKIND_VEHICLE);
-    
+
     Vehicle *veh = ecs_get_mut(world_ecs(), e, Vehicle);
     *veh = (Vehicle){
         .wheel_base = 50.0f,
         .speed = 50.0f,
         .reverse_speed = -20.0f,
         .force = 0.0f,
+        .veh_kind = veh_kind,
     };
+
+    switch (veh_kind) {
+        case EVEH_CAR: {
+            veh->wheel_base = 50.0f;
+            veh->speed = 50.0f;
+            veh->reverse_speed = -20.0f;
+            veh->force = 0.0f;
+        } break;
+        case EVEH_TRUCK: {
+            veh->wheel_base = 100.0f;
+            veh->speed = 30.0f;
+            veh->reverse_speed = -10.0f;
+            veh->force = 0.0f;
+
+            ItemContainer *storage = ecs_get_mut(world_ecs(), e, ItemContainer);
+            *storage = (ItemContainer){0};
+
+            Device *dev = ecs_get_mut(world_ecs(), e, Device);
+            dev->asset = ASSET_FURNACE;
+        } break;
+        case EVEH_FURNACEMOBILE: {
+            veh->wheel_base = 100.0f;
+            veh->speed = 30.0f;
+            veh->reverse_speed = -10.0f;
+            veh->force = 0.0f;
+
+            ItemContainer *storage = ecs_get_mut(world_ecs(), e, ItemContainer);
+            *storage = (ItemContainer){0};
+
+            Device *dev = ecs_get_mut(world_ecs(), e, Device);
+            dev->asset = ASSET_FURNACE;
+
+            Producer *producer = ecs_get_mut(world_ecs(), e, Producer);
+            *producer = (Producer){0};
+            producer->energy_level = 69.0f;
+        } break;
+    }
+
+    ecs_add(world_ecs(), e, BlockHarvest);
     return (uint64_t)e;
 }
 
diff --git a/code/foundation/src/models/prefabs/vehicle.h b/code/foundation/src/models/prefabs/vehicle.h
index 44c25cd..a99d155 100644
--- a/code/foundation/src/models/prefabs/vehicle.h
+++ b/code/foundation/src/models/prefabs/vehicle.h
@@ -1,7 +1,13 @@
 #pragma once
 #include "platform/system.h"
 
-uint64_t vehicle_spawn(void);
+enum {
+    EVEH_CAR,
+    EVEH_TRUCK,
+    EVEH_FURNACEMOBILE,
+};
+
+uint64_t vehicle_spawn(uint8_t veh_kind);
 void vehicle_despawn(uint64_t id);
 
 
diff --git a/code/foundation/src/systems/modules/system_furnace.c b/code/foundation/src/systems/modules/system_producer.c
similarity index 57%
rename from code/foundation/src/systems/modules/system_furnace.c
rename to code/foundation/src/systems/modules/system_producer.c
index ac9eb2c..50880e4 100644
--- a/code/foundation/src/systems/modules/system_furnace.c
+++ b/code/foundation/src/systems/modules/system_producer.c
@@ -1,6 +1,6 @@
-void FurnaceCook(ecs_iter_t *it) {
+void ProduceItems(ecs_iter_t *it) {
     ItemContainer *storage = ecs_field(it, ItemContainer, 1);
-    Furnace *furnace = ecs_field(it, Furnace, 2);
+    Producer *producer = ecs_field(it, Producer, 2);
     Position *p = ecs_field(it, Position, 3);
     Device *d = ecs_field(it, Device, 4);
 
@@ -9,29 +9,28 @@ void FurnaceCook(ecs_iter_t *it) {
             ecs_entity_t item_slot_ent = storage[i].items[j];
             Item *item = item_get_data(item_slot_ent);
 
-            const Fuel *fuel = 0;
-            if ((fuel = ecs_get_if(it->world, item_slot_ent, Fuel))) {
-                if (fuel->kind == d->asset) {
-                    furnace[i].burn_time += fuel->kind;
+            const EnergySource *energy_source = 0;
+            if ((energy_source = ecs_get_if(it->world, item_slot_ent, EnergySource))) {
+                if (energy_source->kind == d->asset) {
+                    producer[i].energy_level += energy_source->kind;
                     item_despawn(item_slot_ent);
                     storage[i].items[j] = 0;
                 }
                 continue;
             }
 
-            // if (furnace[i].burn_time <= 0.0f) continue; TODO
-            if (furnace[i].cook_time < game_time()) {
-                if (furnace[i].processed_item > 0) {
-                    uint64_t e = item_spawn(furnace[i].processed_item, 1);
+            // if (producer[i].burn_time <= 0.0f) continue; TODO
+            if (producer[i].process_time < game_time()) {
+                if (producer[i].processed_item > 0) {
+                    uint64_t e = item_spawn(producer[i].processed_item, 1);
                     entity_set_position(e, p[i].x, p[i].y);
-                    furnace[i].processed_item = 0;
+                    producer[i].processed_item = 0;
                 } else {
                     const Ingredient *ing = 0;
                     if ((ing = ecs_get_if(it->world, item_slot_ent, Ingredient))) {
                         if (ing->producer == d->asset) {
-                            furnace[i].processed_item = ing->product;
-                            furnace[i].cook_time = game_time() + game_rules.furnace_cook_time;
-                            zpl_printf("e_id %llu, qty: %d\n", item_slot_ent, item->quantity);
+                            producer[i].processed_item = ing->product;
+                            producer[i].process_time = game_time() + game_rules.furnace_cook_time;
                             item->quantity--;
                             if (item->quantity <= 0) {
                                 item_despawn(item_slot_ent);
diff --git a/code/foundation/src/systems/systems.c b/code/foundation/src/systems/systems.c
index 16477b7..1402384 100644
--- a/code/foundation/src/systems/systems.c
+++ b/code/foundation/src/systems/systems.c
@@ -16,7 +16,7 @@
 #include "modules/system_demo.c"
 #include "modules/system_vehicle.c"
 #include "modules/system_items.c"
-#include "modules/system_furnace.c"
+#include "modules/system_producer.c"
 
 static inline float physics_correction(float x, float vx, float bounce) {
     float r = (((zpl_max(0.0f, (WORLD_BLOCK_SIZE/2.0f) - zpl_abs(x))*zpl_sign(x)))*(WORLD_BLOCK_SIZE/2.0f));
@@ -217,8 +217,8 @@ void SystemsImport(ecs_world_t *ecs) {
     //ECS_SYSTEM(ecs, MergeItems, EcsPostUpdate, components.Position, components.ItemDrop);
     ECS_SYSTEM(ecs, UseItem, EcsPostUpdate, components.Input, components.Position, components.Inventory, !components.IsInVehicle);
     ECS_SYSTEM(ecs, InspectContainers, EcsPostUpdate, components.Input, !components.IsInVehicle);
-    ECS_SYSTEM(ecs, HarvestIntoContainers, EcsPostUpdate, components.ItemContainer, components.Position);
-    ECS_SYSTEM(ecs, FurnaceCook, EcsPostUpdate, components.ItemContainer, components.Furnace, components.Position, components.Device);
+    ECS_SYSTEM(ecs, HarvestIntoContainers, EcsPostUpdate, components.ItemContainer, components.Position, [none] !components.BlockHarvest);
+    ECS_SYSTEM(ecs, ProduceItems, EcsPostUpdate, components.ItemContainer, components.Producer, components.Position, components.Device);
 
     ECS_SYSTEM(ecs, ResetActivators, EcsPostUpdate, components.Input);
 
diff --git a/code/foundation/src/world/entity_view.c b/code/foundation/src/world/entity_view.c
index ac81bc4..1236842 100644
--- a/code/foundation/src/world/entity_view.c
+++ b/code/foundation/src/world/entity_view.c
@@ -26,6 +26,7 @@ pkt_desc pkt_entity_view_desc[] = {
     { PKT_KEEP_IF(entity_view, kind, EKIND_VEHICLE, 1) }, // NOTE(zaklaus): keep for vehicles
     { PKT_HALF(entity_view, heading) },
     { PKT_UINT(entity_view, inside_vehicle) },
+    { PKT_UINT(entity_view, veh_kind) },
     
     { PKT_KEEP_IF(entity_view, kind, EKIND_ITEM, 2) },
     { PKT_UINT(entity_view, asset) },
diff --git a/code/foundation/src/world/entity_view.h b/code/foundation/src/world/entity_view.h
index 9f2e9a6..fa52802 100644
--- a/code/foundation/src/world/entity_view.h
+++ b/code/foundation/src/world/entity_view.h
@@ -42,10 +42,10 @@ typedef struct entity_view {
     float vy;
     float tx;
     float ty;
-    
+
     float hp;
     float max_hp;
-    
+
     // TODO(zaklaus): Find a way to stream dynamic arrays
     uint8_t blocks_used;
     block_id blocks[256];
@@ -53,33 +53,34 @@ typedef struct entity_view {
     uint32_t color;
     uint8_t is_dirty;
     int64_t tex;
-    
+
     // NOTE(zaklaus): vehicle
     float heading, theading;
     bool inside_vehicle;
-    
+    uint32_t veh_kind;
+
     // NOTE(zaklaus): items, ...
     asset_id asset;
     uint32_t quantity;
-    
+
     // NOTE(zaklaus): inventory
     uint8_t has_items;
     Item items[ITEMS_INVENTORY_SIZE];
     uint8_t selected_item;
-    
+
     // NOTE(zaklaus): storage interface
     uint8_t has_storage_items;
     Item storage_items[ITEMS_CONTAINER_SIZE];
     uint8_t storage_selected_item;
-    
+
     // NOTE(zaklaus): entity picking
     uint64_t pick_ent;
     uint64_t sel_ent;
-    
+
     // NOTE(zaklaus): internals
     uint8_t layer_id;
     uint64_t last_update;
-    
+
     // NOTE(zaklaus): fade in-out effect
     entity_transition_effect tran_effect;
     float tran_time;
diff --git a/code/foundation/src/world/world.c b/code/foundation/src/world/world.c
index f93249c..2d8dafb 100644
--- a/code/foundation/src/world/world.c
+++ b/code/foundation/src/world/world.c
@@ -56,6 +56,7 @@ entity_view *world_build_entity_view(int64_t e) {
     if (ecs_get(world_ecs(), e, Vehicle)) {
         Vehicle const* veh = ecs_get(world_ecs(), e, Vehicle);
         view.heading = veh->heading;
+        view.veh_kind = veh->veh_kind;
     }
 
     if (ecs_get(world_ecs(), e, Item)) {
diff --git a/code/games/sandbox/src/renderer.c b/code/games/sandbox/src/renderer.c
index 6e08cb0..45b7dc1 100644
--- a/code/games/sandbox/src/renderer.c
+++ b/code/games/sandbox/src/renderer.c
@@ -123,9 +123,10 @@ void DEBUG_draw_entities_low(uint64_t key, entity_view * data) {
         case EKIND_VEHICLE: {
             float x = data->x;
             float y = data->y;
-            float const w = 80;
+            float const w = (float)(data->veh_kind == 0 ? 80 : data->veh_kind == 1 ? 120 : 135);
             float const h = 50;
-            DrawRectanglePro((Rectangle){x,y,w,h}, (Vector2){w/2.0f,h/2.0f}, zpl_to_degrees(data->heading), ColorAlpha(RED, data->tran_time));
+            Color color = data->veh_kind == 0 ? RED : data->veh_kind == 1 ? GREEN : BLUE;
+            DrawRectanglePro((Rectangle){x,y,w,h}, (Vector2){w/2.0f,h/2.0f}, zpl_to_degrees(data->heading), ColorAlpha(color, data->tran_time));
         }break;
         case EKIND_DEVICE:{
             float x = data->x - 32.f;
diff --git a/code/games/sandbox/src/worldgen.c b/code/games/sandbox/src/worldgen.c
index 7914ff8..5106d41 100644
--- a/code/games/sandbox/src/worldgen.c
+++ b/code/games/sandbox/src/worldgen.c
@@ -88,7 +88,7 @@ int32_t worldgen_build(world_data *wld) {
     // vehicles
 #if 1
     for (int i=0; i<RAND_RANGE(258, 1124); i++) {
-        uint64_t e = vehicle_spawn();
+        uint64_t e = vehicle_spawn(RAND_RANGE(0,2));
 
         Position *dest = ecs_get_mut(world_ecs(), e, Position);
         dest->x = RAND_RANGEF(0, world->dim*WORLD_BLOCK_SIZE);