yea

code/modules/guncrafting/frame.dm

@@ -2,7 +2,6 @@
 	name = "gun frame"
 	desc = "a generic gun frame."
 	icon_state = "frame_olivaw"
-	generic = FALSE
 	var/obj/item/gun/result = /obj/item/gun
 
 	// Currently installed grip
@@ -20,14 +19,11 @@
 	// Which barrels does the frame accept?
 	var/list/validBarrels = list(/obj/item/part/gun/modular/barrel)
 
-	gun_part_type = FRAME
-
-/obj/item/part/gun/frame/Initialize(mapload)
-	..()
-	var/spawn_with_preinstalled_parts = TRUE
+	gun_part_type = GUN_PART_FRAME
 
 /obj/item/part/gun/frame/Initialize(mapload, dont_spawn_with_parts)
 	..()
+	var/spawn_with_preinstalled_parts = TRUE
 	if(dont_spawn_with_parts)
 		spawn_with_preinstalled_parts = FALSE
 

code/modules/guncrafting/part.dm

@@ -7,11 +7,6 @@
 	icon_state = "gun_part_1"
 	var/gun_part_type = NONE
 
-/obj/item/part/gun/Initialize()
-	. = ..()
-	if(generic)
-		icon_state = "gun_part_[rand(1,6)]"
-
 /obj/item/part/gun/modular
 	name = "modular gun part"
 	desc = "You dont think this should exist."
@@ -20,7 +15,7 @@
 	name = "generic grip"
 	desc = "A firearm grip, unattached from a firearm."
 	icon_state = "grip_wood"
-	gun_part_type = GRIP
+	gun_part_type = GUN_PART_GRIP
 
 /obj/item/part/gun/modular/grip/wood
 	name = "wood grip"
@@ -36,7 +31,7 @@
 	name = "generic mechanism"
 	desc = "All the bits that makes the bullet go bang."
 	icon_state = "mechanism_pistol"
-	gun_part_type = MECHANISM
+	gun_part_type = GUN_PART_MECHANISM
 
 /obj/item/part/gun/modular/mechanism/shotgun
 	name = "generic shotgun mechanism"
@@ -47,7 +42,7 @@
 	name = "generic barrel"
 	desc = "A gun barrel, which keeps the bullet going in the right direction."
 	icon_state = "barrel_35"
-	gun_part_type = BARREL
+	gun_part_type = GUN_PART_BARREL
 
 /obj/item/part/gun/modular/barrel/shotgun
 	name = "generic shotgun barrel"

code/modules/guncrafting/recipe.dm

@@ -7,7 +7,16 @@
 
 /datum/lathe_recipe/gun/winchester
 	result = /obj/item/gun/ballistic/shotgun/winchester
-	var/list/validParts = list(
+	validParts = list(
+		/obj/item/part/gun/frame/mk1,
+		/obj/item/part/gun/modular/grip/wood,
+		/obj/item/part/gun/modular/mechanism/shotgun,
+		/obj/item/part/gun/modular/barrel/shotgun
+		)
+
+/datum/lathe_recipe/gun/winchester
+	result = /obj/item/gun/ballistic/shotgun/winchester
+	validParts = list(
 		/obj/item/part/gun/frame/mk1,
 		/obj/item/part/gun/modular/grip/wood,
 		/obj/item/part/gun/modular/mechanism/shotgun,

shiptest.dme

@@ -2165,7 +2165,7 @@
 #include "code\modules\guncrafting\frame.dm"
 #include "code\modules\guncrafting\lathe.dm"
 #include "code\modules\guncrafting\part.dm"
-#include code\modules\guncrafting\recipe.dm
+#include "code\modules\guncrafting\recipe.dm"
 #include "code\modules\holiday\easter.dm"
 #include "code\modules\holiday\foreign_calendar.dm"
 #include "code\modules\holiday\holidays.dm"