diff --git a/packages/svelte/src/internal/client/constants.js b/packages/svelte/src/internal/client/constants.js
index 07c062adcb..cda8cf9eef 100644
--- a/packages/svelte/src/internal/client/constants.js
+++ b/packages/svelte/src/internal/client/constants.js
@@ -13,13 +13,5 @@ export const DESTROYED = 1 << 12;
 export const ROOT_EFFECT = 1 << 13;
 export const BRANCH_EFFECT = 1 << 14;
 
-export const IF_BLOCK = 1;
-export const EACH_BLOCK = 2;
-export const EACH_ITEM_BLOCK = 3;
-export const HEAD_BLOCK = 6;
-export const DYNAMIC_COMPONENT_BLOCK = 7;
-export const DYNAMIC_ELEMENT_BLOCK = 8;
-export const SNIPPET_BLOCK = 9;
-
 export const UNINITIALIZED = Symbol();
 export const STATE_SYMBOL = Symbol('$state');
diff --git a/packages/svelte/src/internal/client/dom/blocks/each.js b/packages/svelte/src/internal/client/dom/blocks/each.js
index c6212f3513..867b347d48 100644
--- a/packages/svelte/src/internal/client/dom/blocks/each.js
+++ b/packages/svelte/src/internal/client/dom/blocks/each.js
@@ -15,7 +15,7 @@ import {
 } from '../../hydration.js';
 import { empty, map_get, map_set } from '../../operations.js';
 import { insert, remove } from '../../reconciler.js';
-import { destroy_signal, set_signal_value } from '../../runtime.js';
+import { set_signal_value } from '../../runtime.js';
 import {
 	destroy_effect,
 	pause_effect,
@@ -24,44 +24,12 @@ import {
 } from '../../reactivity/computations.js';
 import { source, mutable_source } from '../../reactivity/sources.js';
 import { is_array } from '../../utils.js';
-import { BRANCH_EFFECT, EACH_ITEM_BLOCK } from '../../constants.js';
+import { BRANCH_EFFECT } from '../../constants.js';
 
 const NEW_BLOCK = -1;
 const MOVED_BLOCK = 99999999;
 const LIS_BLOCK = -2;
 
-/**
- * @param {any | import('../../types.js').Signal<any>} item
- * @param {number | import('../../types.js').Signal<number>} index
- * @param {null | unknown} key
- * @returns {import('../../types.js').EachItemBlock}
- */
-export function create_each_item_block(item, index, key) {
-	return {
-		// animate transition
-		a: null,
-		// dom
-		d: null,
-		// effect
-		// @ts-expect-error
-		e: null,
-		// index
-		i: index,
-		// key
-		k: key,
-		// item
-		v: item,
-		// parent
-		p: null,
-		// transition
-		r: null,
-		// transitions
-		s: null,
-		// type
-		t: EACH_ITEM_BLOCK
-	};
-}
-
 /**
  * Reconcile arrays by the equality of the elements in the array. This algorithm
  * is based on Ivi's reconcilation logic:
@@ -580,12 +548,14 @@ function update_each_item_block(block, item, index, type) {
 	if ((type & EACH_ITEM_REACTIVE) !== 0) {
 		set_signal_value(block_v, item);
 	}
-	const transitions = block.s;
+	// const transitions = block.s;
+	const transitions = null;
 	const index_is_reactive = (type & EACH_INDEX_REACTIVE) !== 0;
 	// Handle each item animations
-	const each_animation = block.a;
+	// const each_animation = block.a;
+	const each_animation = null;
 	if (transitions !== null && (type & EACH_KEYED) !== 0 && each_animation !== null) {
-		each_animation(block, transitions);
+		// each_animation(block, transitions);
 	}
 	if (index_is_reactive) {
 		set_signal_value(/** @type {import('../../types.js').Signal<number>} */ (block.i), index);
@@ -613,12 +583,19 @@ function each_item_block(item, key, index, render_fn, flags) {
 			: mutable_source(item);
 
 	const index_value = (flags & EACH_INDEX_REACTIVE) === 0 ? index : source(index);
-	const block = create_each_item_block(item_value, index_value, key);
 
-	const effect = render_effect(() => {
+	/** @type {import('../../types.js').EachItemBlock} */
+	const block = {
+		// @ts-expect-error
+		e: null,
+		i: index_value,
+		k: key,
+		v: item_value
+	};
+
+	block.e = render_effect(() => {
 		render_fn(null, block.v, block.i);
 	}, true);
 
-	block.e = effect;
 	return block;
 }
diff --git a/packages/svelte/src/internal/client/runtime.js b/packages/svelte/src/internal/client/runtime.js
index baf3bb4ae5..7322f75fda 100644
--- a/packages/svelte/src/internal/client/runtime.js
+++ b/packages/svelte/src/internal/client/runtime.js
@@ -11,8 +11,6 @@ import {
 import { unstate } from './proxy.js';
 import { pre_effect } from './reactivity/computations.js';
 import {
-	EACH_BLOCK,
-	IF_BLOCK,
 	EFFECT,
 	PRE_EFFECT,
 	RENDER_EFFECT,
diff --git a/packages/svelte/src/internal/client/types.d.ts b/packages/svelte/src/internal/client/types.d.ts
index 3e8f3c2b8a..ffc4bbbf1c 100644
--- a/packages/svelte/src/internal/client/types.d.ts
+++ b/packages/svelte/src/internal/client/types.d.ts
@@ -1,18 +1,4 @@
-import {
-	DERIVED,
-	EFFECT,
-	RENDER_EFFECT,
-	SOURCE,
-	PRE_EFFECT,
-	EACH_BLOCK,
-	EACH_ITEM_BLOCK,
-	IF_BLOCK,
-	HEAD_BLOCK,
-	DYNAMIC_COMPONENT_BLOCK,
-	DYNAMIC_ELEMENT_BLOCK,
-	SNIPPET_BLOCK,
-	STATE_SYMBOL
-} from './constants.js';
+import { DERIVED, EFFECT, RENDER_EFFECT, SOURCE, PRE_EFFECT, STATE_SYMBOL } from './constants.js';
 
 // Put all internal types in this file. Once we convert to JSDoc, we can make this a d.ts file
 
@@ -136,15 +122,6 @@ export type UnwrappedSignal<T> = T extends Signal<infer U> ? U : T;
 
 export type EqualsFunctions<T = any> = (a: T, v: T) => boolean;
 
-export type BlockType =
-	| typeof EACH_BLOCK
-	| typeof EACH_ITEM_BLOCK
-	| typeof IF_BLOCK
-	| typeof SNIPPET_BLOCK
-	| typeof HEAD_BLOCK
-	| typeof DYNAMIC_COMPONENT_BLOCK
-	| typeof DYNAMIC_ELEMENT_BLOCK;
-
 export type TemplateNode = Text | Element | Comment;
 
 export type Transition = {
@@ -170,10 +147,6 @@ export type Transition = {
 };
 
 export type EachItemBlock = {
-	/** transition */
-	a: null | ((block: EachItemBlock, transitions: Set<Transition>) => void);
-	/** dom */
-	d: null | TemplateNode | Array<TemplateNode>;
 	/** effect */
 	e: ComputationSignal;
 	/** item */
@@ -182,14 +155,6 @@ export type EachItemBlock = {
 	i: number | Signal<number>;
 	/** key */
 	k: unknown;
-	/** parent */
-	p: null;
-	/** transition */
-	r: null | ((transition: Transition) => void);
-	/** transitions */
-	s: null | Set<Transition>;
-	/** type */
-	t: typeof EACH_ITEM_BLOCK;
 };
 
 export type Block = EachItemBlock;