diff --git a/scripts/block-picker.js b/scripts/block-picker.js
index cd78b3b..8a1b74e 100644
--- a/scripts/block-picker.js
+++ b/scripts/block-picker.js
@@ -31,6 +31,9 @@ function buildBlockPicker() {
         if (!filter.test(...tooltipDataToPlain(tooltipData))) {
           item.classList.add("hidden");
         }
+        if (tooltipData.some(v => v.type === "meta" && v.casing)) {
+          item.dataset.casing = "";
+        }
         item.appendChild(makeAtlasImage(m.index));
         item.addEventListener("click", blockPickerClickEvent);
         grid.addItem(item);
@@ -83,6 +86,10 @@ function* getBlockTooltip(metadata) {
   if ("nuclearcraft:overhaul_sfr:casing" in data.modules) {
     hasAdditionalData = true;
     yield "Casing";
+    yield {
+      type: "meta",
+      casing: true,
+    };
   }
 
   if ("nuclearcraft:overhaul_sfr:controller" in data.modules) {
@@ -114,6 +121,13 @@ function* getBlockTooltip(metadata) {
     yield "Conductor";
   }
 
+  if ("nuclearcraft:overhaul_sfr:neutron_source" in data.modules) {
+    hasAdditionalData = true;
+    const neutronSource = data.modules["nuclearcraft:overhaul_sfr:neutron_source"];
+    yield "Neutron Source";
+    yield `Efficiency: ${neutronSource.efficiency}`;
+  }
+
   if ("nuclearcraft:overhaul_sfr:moderator" in data.modules) {
     hasAdditionalData = true;
     const moderator = data.modules["nuclearcraft:overhaul_sfr:moderator"];
diff --git a/scripts/configuration.js b/scripts/configuration.js
index 998e000..b03a588 100644
--- a/scripts/configuration.js
+++ b/scripts/configuration.js
@@ -63,7 +63,9 @@ export async function loadConfiguration(event) {
 export async function processConfiguration(data) {
   emitEvent("config:process:start");
 
-  console.log(data);
+  data = configurationDatafixer(data);
+
+  console.log("Configuration: ", data);
 
   try {
     await buildAtlas(data);
@@ -75,3 +77,16 @@ export async function processConfiguration(data) {
 
   emitEvent("config:process:end");
 }
+
+export function configurationDatafixer(data, options = {}) {
+  if (!options.dontSetSFRCasingForPorts) {
+    for (const block of data.configuration["nuclearcraft:overhaul_sfr"].blocks) {
+      if (block.modules["nuclearcraft:overhaul_sfr:port"] && !block.modules["nuclearcraft:overhaul_sfr:casing"]) {
+        block.modules["nuclearcraft:overhaul_sfr:casing"] = {
+          edge: false,
+        };
+      }
+    }
+  }
+  return data;
+}
diff --git a/scripts/planner.js b/scripts/planner.js
index a3adc18..8d80007 100644
--- a/scripts/planner.js
+++ b/scripts/planner.js
@@ -12,6 +12,9 @@ const zoomOptions = [ 0.5, 1, 2, 3, 4, 5 ];
 const zoomDefault = 2;
 const zoomStorageKey = "zoom-size";
 
+const casingStorageKey = "casing";
+const casingDefault = false; // hidden by default
+
 const defaultMultiblockSize = [9, 7, 9]; // width (screen x), height (xy grids), depth (screen y)
 const defaultMultiblockType = "nuclearcraft:overhaul_sfr";
 const maxMultiblockSize = {
@@ -25,9 +28,13 @@ let multiblockType = defaultMultiblockType;
 registerLoadCallback(() => {
   listenTo("config:end", buildPlanner);
 
+  const casingShow = recall(casingStorageKey, casingDefault);
+  document.body.dataset.casing = casingShow ? "show" : "hide";
+  getElements("toggle", "planner:toggle-casing")
+      .forEach(e => e.dataset.toggled = casingShow.toString());
   listenTo("planner:toggle-casing", e => {
-    const planner = document.getElementById("planner");
-    planner.dataset.casing = e.detail.state ? "show" : "hide";
+    save(casingStorageKey, e.detail.state);
+    document.body.dataset.casing = e.detail.state ? "show" : "hide";
   });
 
   const zoomLevel = recall(zoomStorageKey, zoomDefault);
@@ -92,7 +99,6 @@ function buildPlanner(textures) {
   if (!Array.isArray(textures)) textures = undefined;
 
   const planner = document.getElementById("planner");
-  planner.dataset.casing = "hide";
 
   const list = new DomList(planner);
   list.clear();
diff --git a/scripts/tooltip.js b/scripts/tooltip.js
index 3d6ea46..15d1d0d 100644
--- a/scripts/tooltip.js
+++ b/scripts/tooltip.js
@@ -150,6 +150,9 @@ function createTooltipDom(id) {
           rowElem.classList.add("tooltip--item");
           break;
 
+        case "meta":
+          break;
+
         default:
           console.warn("unknown tooltip type", row);
           break;
@@ -172,6 +175,7 @@ export function tooltipDataToPlain(data) {
     if (!row.type) return [];
     if (row.text) return row.text;
     if (row.type === "item") return row.name;
+    if (row.type === "meta") return [];
     return [];
   })
 }
diff --git a/style.css b/style.css
index 2aad338..1d128ff 100644
--- a/style.css
+++ b/style.css
@@ -240,7 +240,7 @@ input:not([type="checkbox"]):not([type="radio"]):not([type="file"]) {
             calc(var(--scale-factor) * var(--size-x, var(--default-size)) * 0.4);
     background-color: var(--highlight-color, #f808);
 }
-[data-casing="hide"] > * {
+[data-casing="hide"] #planner > * {
     --width-override: calc(var(--width) - 2);
 }
 [data-casing="hide"] [data-casing] {
@@ -303,7 +303,7 @@ input:not([type="checkbox"]):not([type="radio"]):not([type="file"]) {
     position: static;
     left: 0;
     right: 0;
-    max-height: calc(var(--scale-factor) * var(--recipe-select-item-count, 4));
+    max-height: calc(var(--scale-factor) * var(--default-size) * var(--recipe-select-item-count, 8));
     overflow: auto;
     z-index: 10;
     border: 1px solid var(--recipe-select-border-color, #444);