diff --git a/data/json/uncraft/generic.json b/data/json/uncraft/generic.json
index eb40ecd1e946..b557802028f7 100644
--- a/data/json/uncraft/generic.json
+++ b/data/json/uncraft/generic.json
@@ -4384,5 +4384,50 @@
     "components": [ [ [ "nylon", 3 ] ] ],
     "qualities": [ { "id": "CUT", "level": 1 } ],
     "flags": [ "BLIND_HARD" ]
+  },
+  {
+    "type": "uncraft",
+    "result": "engine_block_tiny",
+    "skill_used": "fabrication",
+    "difficulty": 1,
+    "time": "10 m",
+    "qualities": [ { "id": "SAW_M", "level": 1 } ],
+    "components": [ [ [ "steel_lump", 8 ] ] ]
+  },
+  {
+    "type": "uncraft",
+    "result": "engine_block_small",
+    "skill_used": "fabrication",
+    "difficulty": 1,
+    "time": "15 m",
+    "qualities": [ { "id": "SAW_M", "level": 1 } ],
+    "components": [ [ [ "steel_lump", 40 ] ] ]
+  },
+  {
+    "type": "uncraft",
+    "result": "engine_block_medium",
+    "skill_used": "fabrication",
+    "difficulty": 1,
+    "time": "20 m",
+    "qualities": [ { "id": "SAW_M", "level": 1 } ],
+    "components": [ [ [ "steel_lump", 90 ] ] ]
+  },
+  {
+    "type": "uncraft",
+    "result": "engine_block_large",
+    "skill_used": "fabrication",
+    "difficulty": 1,
+    "time": "25 m",
+    "qualities": [ { "id": "SAW_M", "level": 1 } ],
+    "components": [ [ [ "steel_lump", 190 ] ] ]
+  },
+  {
+    "type": "uncraft",
+    "result": "engine_block_massive",
+    "skill_used": "fabrication",
+    "difficulty": 1,
+    "time": "30 m",
+    "qualities": [ { "id": "SAW_M", "level": 1 } ],
+    "components": [ [ [ "steel_lump", 280 ] ] ]
   }
 ]