diff --git a/projects/openttd_vs80.vcproj b/projects/openttd_vs80.vcproj
index 03062dc074..a57c1f4dd0 100644
--- a/projects/openttd_vs80.vcproj
+++ b/projects/openttd_vs80.vcproj
@@ -999,6 +999,10 @@
 				RelativePath=".\..\src\engine_func.h"
 				>
 			</File>
+			<File
+				RelativePath=".\..\src\engine_gui.h"
+				>
+			</File>
 			<File
 				RelativePath=".\..\src\engine_type.h"
 				>
diff --git a/projects/openttd_vs90.vcproj b/projects/openttd_vs90.vcproj
index 89fbb1c9c7..9b2dd1c485 100644
--- a/projects/openttd_vs90.vcproj
+++ b/projects/openttd_vs90.vcproj
@@ -996,6 +996,10 @@
 				RelativePath=".\..\src\engine_func.h"
 				>
 			</File>
+			<File
+				RelativePath=".\..\src\engine_gui.h"
+				>
+			</File>
 			<File
 				RelativePath=".\..\src\engine_type.h"
 				>
diff --git a/source.list b/source.list
index 7e80cea7a2..c9efdd2bda 100644
--- a/source.list
+++ b/source.list
@@ -175,6 +175,7 @@ elrail_func.h
 core/endian_func.hpp
 engine_base.h
 engine_func.h
+engine_gui.h
 engine_type.h
 core/enum_type.hpp
 fiber.hpp
diff --git a/src/autoreplace_gui.cpp b/src/autoreplace_gui.cpp
index 35ca3a9242..88d5a9db82 100644
--- a/src/autoreplace_gui.cpp
+++ b/src/autoreplace_gui.cpp
@@ -22,6 +22,7 @@
 #include "engine_func.h"
 #include "engine_base.h"
 #include "window_gui.h"
+#include "engine_gui.h"
 
 #include "table/sprites.h"
 #include "table/strings.h"
diff --git a/src/build_vehicle_gui.cpp b/src/build_vehicle_gui.cpp
index b7c030494b..715938a9d6 100644
--- a/src/build_vehicle_gui.cpp
+++ b/src/build_vehicle_gui.cpp
@@ -29,6 +29,7 @@
 #include "widgets/dropdown_func.h"
 #include "string_func.h"
 #include "window_gui.h"
+#include "engine_gui.h"
 
 #include "table/sprites.h"
 #include "table/strings.h"
diff --git a/src/engine.cpp b/src/engine.cpp
index 558fcd8e04..c3d1f51851 100644
--- a/src/engine.cpp
+++ b/src/engine.cpp
@@ -115,34 +115,6 @@ Engine::~Engine()
 	free(this->name);
 }
 
-/** Sort all items using qsort() and given 'CompareItems' function
- * @param el list to be sorted
- * @param compare function for evaluation of the quicksort
- */
-void EngList_Sort(EngineList *el, EngList_SortTypeFunction compare)
-{
-	size_t size = el->size();
-	/* out-of-bounds access at the next line for size == 0 (even with operator[] at some systems)
-	 * generally, do not sort if there are less than 2 items */
-	if (size < 2) return;
-	qsort(&((*el)[0]), size, sizeof(EngineID), compare); // MorphOS doesn't know vector::at(int) ...
-}
-
-/** Sort selected range of items (on indices @ <begin, begin+num_items-1>)
- * @param el list to be sorted
- * @param compare function for evaluation of the quicksort
- * @param begin start of sorting
- * @param num_items count of items to be sorted
- */
-void EngList_SortPartial(EngineList *el, EngList_SortTypeFunction compare, uint begin, uint num_items)
-{
-	assert(begin <= (uint)el->size());
-	assert(begin + num_items <= (uint)el->size());
-	if (num_items < 2) return;
-	qsort(&((*el)[begin]), num_items, sizeof(EngineID), compare);
-}
-
-
 /** Sets cached values in Player::num_vehicles and Group::num_vehicles
  */
 void SetCachedEngineCounts()
diff --git a/src/engine_func.h b/src/engine_func.h
index 2e68831aca..2e5049948b 100644
--- a/src/engine_func.h
+++ b/src/engine_func.h
@@ -29,8 +29,4 @@ bool IsEngineBuildable(EngineID engine, VehicleType type, PlayerID player);
 CargoID GetEngineCargoType(EngineID engine);
 void SetCachedEngineCounts();
 
-typedef int CDECL EngList_SortTypeFunction(const void*, const void*); ///< argument type for EngList_Sort()
-void EngList_Sort(EngineList *el, EngList_SortTypeFunction compare);  ///< qsort of the engine list
-void EngList_SortPartial(EngineList *el, EngList_SortTypeFunction compare, uint begin, uint num_items); ///< qsort of specified portion of the engine list
-
 #endif /* ENGINE_H */
diff --git a/src/engine_gui.cpp b/src/engine_gui.cpp
index a67d23fcb4..bd48d778a7 100644
--- a/src/engine_gui.cpp
+++ b/src/engine_gui.cpp
@@ -15,6 +15,7 @@
 #include "variables.h"
 #include "newgrf_engine.h"
 #include "strings_func.h"
+#include "engine_gui.h"
 
 #include "table/strings.h"
 #include "table/sprites.h"
@@ -190,3 +191,32 @@ void DrawNewsNewVehicleAvail(Window *w, const NewsItem *ni)
 	GfxFillRect(25, 56, w->width - 56, 112, PALETTE_TO_STRUCT_GREY | (1 << USE_COLORTABLE));
 	dei->info_proc(engine, w->width >> 1, 129, w->width - 52);
 }
+
+
+/** Sort all items using qsort() and given 'CompareItems' function
+ * @param el list to be sorted
+ * @param compare function for evaluation of the quicksort
+ */
+void EngList_Sort(EngineList *el, EngList_SortTypeFunction compare)
+{
+	size_t size = el->size();
+	/* out-of-bounds access at the next line for size == 0 (even with operator[] at some systems)
+	 * generally, do not sort if there are less than 2 items */
+	if (size < 2) return;
+	qsort(&((*el)[0]), size, sizeof(EngineID), compare); // MorphOS doesn't know vector::at(int) ...
+}
+
+/** Sort selected range of items (on indices @ <begin, begin+num_items-1>)
+ * @param el list to be sorted
+ * @param compare function for evaluation of the quicksort
+ * @param begin start of sorting
+ * @param num_items count of items to be sorted
+ */
+void EngList_SortPartial(EngineList *el, EngList_SortTypeFunction compare, uint begin, uint num_items)
+{
+	assert(begin <= (uint)el->size());
+	assert(begin + num_items <= (uint)el->size());
+	if (num_items < 2) return;
+	qsort(&((*el)[begin]), num_items, sizeof(EngineID), compare);
+}
+
diff --git a/src/engine_gui.h b/src/engine_gui.h
new file mode 100644
index 0000000000..12957da925
--- /dev/null
+++ b/src/engine_gui.h
@@ -0,0 +1,16 @@
+/* $Id$ */
+
+/** @file engine_gui.h Engine GUI functions, used by build_vehicle_gui and autoreplace_gui */
+
+#ifndef ENGINE_GUI_H
+#define ENGINE_GUI_H
+
+#include <vector>
+
+typedef std::vector<EngineID> EngineList;
+
+typedef int CDECL EngList_SortTypeFunction(const void*, const void*); ///< argument type for EngList_Sort()
+void EngList_Sort(EngineList *el, EngList_SortTypeFunction compare);  ///< qsort of the engine list
+void EngList_SortPartial(EngineList *el, EngList_SortTypeFunction compare, uint begin, uint num_items); ///< qsort of specified portion of the engine list
+
+#endif /* ENGINE_GUI_H */
diff --git a/src/engine_type.h b/src/engine_type.h
index affa722ce3..66a4956075 100644
--- a/src/engine_type.h
+++ b/src/engine_type.h
@@ -14,11 +14,8 @@
 #include "player_type.h"
 #include "strings_type.h"
 
-#include <vector>
-
 typedef uint16 EngineID;
 typedef uint16 EngineRenewID;
-typedef std::vector<EngineID> EngineList; ///< engine list type
 
 struct Engine;