diff --git a/src/main/java/com/simibubi/create/content/contraptions/components/actors/PortableStorageInterfaceRenderer.java b/src/main/java/com/simibubi/create/content/contraptions/components/actors/PortableStorageInterfaceRenderer.java
index 39ff32874..87bcb8836 100644
--- a/src/main/java/com/simibubi/create/content/contraptions/components/actors/PortableStorageInterfaceRenderer.java
+++ b/src/main/java/com/simibubi/create/content/contraptions/components/actors/PortableStorageInterfaceRenderer.java
@@ -2,6 +2,7 @@ package com.simibubi.create.content.contraptions.components.actors;
 
 import java.util.function.Consumer;
 
+import com.jozufozu.flywheel.backend.Backend;
 import com.jozufozu.flywheel.core.PartialModel;
 import com.jozufozu.flywheel.core.virtual.VirtualRenderWorld;
 import com.mojang.blaze3d.vertex.PoseStack;
@@ -34,6 +35,8 @@ public class PortableStorageInterfaceRenderer extends SafeTileEntityRenderer<Por
 	@Override
 	protected void renderSafe(PortableStorageInterfaceTileEntity te, float partialTicks, PoseStack ms,
 		MultiBufferSource buffer, int light, int overlay) {
+		if (Backend.isOn()) return;
+
 		BlockState blockState = te.getBlockState();
 		float progress = te.getExtensionDistance(partialTicks);
 		VertexConsumer vb = buffer.getBuffer(RenderType.solid());
diff --git a/src/main/java/com/simibubi/create/content/contraptions/components/flywheel/engine/EngineInstance.java b/src/main/java/com/simibubi/create/content/contraptions/components/flywheel/engine/EngineInstance.java
index 60115d9a9..2cd886817 100644
--- a/src/main/java/com/simibubi/create/content/contraptions/components/flywheel/engine/EngineInstance.java
+++ b/src/main/java/com/simibubi/create/content/contraptions/components/flywheel/engine/EngineInstance.java
@@ -19,11 +19,10 @@ public class EngineInstance extends BlockEntityInstance<EngineTileEntity> {
 
         Block block = blockState
                 .getBlock();
-        if (!(block instanceof EngineBlock))
+        if (!(block instanceof EngineBlock engineBlock))
             return;
 
-        EngineBlock engineBlock = (EngineBlock) block;
-        PartialModel frame = engineBlock.getFrameModel();
+		PartialModel frame = engineBlock.getFrameModel();
 
         Direction facing = blockState.getValue(BlockStateProperties.HORIZONTAL_FACING);
 
@@ -33,7 +32,7 @@ public class EngineInstance extends BlockEntityInstance<EngineTileEntity> {
 
         this.frame.loadIdentity()
 				.translate(getInstancePosition())
-				.nudge(tile.hashCode())
+				.nudge(pos.hashCode())
 				.centre()
 				.rotate(Direction.UP, angle)
 				.unCentre()
diff --git a/src/main/java/com/simibubi/create/content/contraptions/components/flywheel/engine/FurnaceEngineBlock.java b/src/main/java/com/simibubi/create/content/contraptions/components/flywheel/engine/FurnaceEngineBlock.java
index a470f3de7..be69f1a3e 100644
--- a/src/main/java/com/simibubi/create/content/contraptions/components/flywheel/engine/FurnaceEngineBlock.java
+++ b/src/main/java/com/simibubi/create/content/contraptions/components/flywheel/engine/FurnaceEngineBlock.java
@@ -66,9 +66,8 @@ public class FurnaceEngineBlock extends EngineBlock implements ITE<FurnaceEngine
 	@SubscribeEvent
 	public static void usingFurnaceEngineOnFurnacePreventsGUI(RightClickBlock event) {
 		ItemStack item = event.getItemStack();
-		if (!(item.getItem() instanceof BlockItem))
+		if (!(item.getItem() instanceof BlockItem blockItem))
 			return;
-		BlockItem blockItem = (BlockItem) item.getItem();
 		if (blockItem.getBlock() != AllBlocks.FURNACE_ENGINE.get())
 			return;
 		BlockState state = event.getWorld().getBlockState(event.getPos());