diff --git a/Cargo.lock b/Cargo.lock
index 2f8a10571..c8b4f7632 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8026,6 +8026,8 @@ dependencies = [
  "reth-chainspec",
  "reth-db-api",
  "reth-engine-primitives",
+ "reth-primitives",
+ "reth-primitives-traits",
 ]
 
 [[package]]
diff --git a/crates/ethereum/node/src/node.rs b/crates/ethereum/node/src/node.rs
index 82f313fbb..a890810b0 100644
--- a/crates/ethereum/node/src/node.rs
+++ b/crates/ethereum/node/src/node.rs
@@ -11,7 +11,9 @@ use reth_ethereum_engine_primitives::{
 };
 use reth_evm_ethereum::execute::EthExecutorProvider;
 use reth_network::NetworkHandle;
-use reth_node_api::{ConfigureEvm, EngineValidator, FullNodeComponents, NodeTypesWithDB};
+use reth_node_api::{
+    ConfigureEvm, EngineValidator, FullNodeComponents, NodePrimitives, NodeTypesWithDB,
+};
 use reth_node_builder::{
     components::{
         ComponentsBuilder, ConsensusBuilder, EngineValidatorBuilder, ExecutorBuilder,
@@ -22,7 +24,7 @@ use reth_node_builder::{
     BuilderContext, Node, NodeAdapter, NodeComponentsBuilder, PayloadBuilderConfig, PayloadTypes,
 };
 use reth_payload_builder::{PayloadBuilderHandle, PayloadBuilderService};
-use reth_primitives::Header;
+use reth_primitives::{Block, Header};
 use reth_provider::CanonStateSubscriptions;
 use reth_rpc::EthApi;
 use reth_tracing::tracing::{debug, info};
@@ -33,6 +35,14 @@ use reth_transaction_pool::{
 
 use crate::{EthEngineTypes, EthEvmConfig};
 
+/// Ethereum primitive types.
+#[derive(Debug)]
+pub struct EthPrimitives;
+
+impl NodePrimitives for EthPrimitives {
+    type Block = Block;
+}
+
 /// Type configuration for a regular Ethereum node.
 #[derive(Debug, Default, Clone, Copy)]
 #[non_exhaustive]
@@ -69,7 +79,7 @@ impl EthereumNode {
 }
 
 impl NodeTypes for EthereumNode {
-    type Primitives = ();
+    type Primitives = EthPrimitives;
     type ChainSpec = ChainSpec;
 }
 
diff --git a/crates/node/types/Cargo.toml b/crates/node/types/Cargo.toml
index f04925d9c..b28dcfba5 100644
--- a/crates/node/types/Cargo.toml
+++ b/crates/node/types/Cargo.toml
@@ -14,4 +14,6 @@ workspace = true
 # reth
 reth-chainspec.workspace = true
 reth-db-api.workspace = true
-reth-engine-primitives.workspace = true
\ No newline at end of file
+reth-engine-primitives.workspace = true
+reth-primitives.workspace = true
+reth-primitives-traits.workspace = true
\ No newline at end of file
diff --git a/crates/node/types/src/lib.rs b/crates/node/types/src/lib.rs
index 2c72e02d3..5ba03e679 100644
--- a/crates/node/types/src/lib.rs
+++ b/crates/node/types/src/lib.rs
@@ -8,6 +8,8 @@
 #![cfg_attr(not(test), warn(unused_crate_dependencies))]
 #![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]
 
+pub use reth_primitives_traits::{Block, BlockBody};
+
 use std::marker::PhantomData;
 
 use reth_chainspec::EthChainSpec;
@@ -18,11 +20,14 @@ use reth_db_api::{
 use reth_engine_primitives::EngineTypes;
 
 /// Configures all the primitive types of the node.
-// TODO(mattsse): this is currently a placeholder
-pub trait NodePrimitives {}
+pub trait NodePrimitives {
+    /// Block primitive.
+    type Block;
+}
 
-// TODO(mattsse): Placeholder
-impl NodePrimitives for () {}
+impl NodePrimitives for () {
+    type Block = reth_primitives::Block;
+}
 
 /// The type that configures the essential types of an Ethereum-like node.
 ///
diff --git a/crates/optimism/node/src/node.rs b/crates/optimism/node/src/node.rs
index 648da85d0..c2576d318 100644
--- a/crates/optimism/node/src/node.rs
+++ b/crates/optimism/node/src/node.rs
@@ -6,7 +6,7 @@ use reth_basic_payload_builder::{BasicPayloadJobGenerator, BasicPayloadJobGenera
 use reth_chainspec::{EthChainSpec, Hardforks};
 use reth_evm::ConfigureEvm;
 use reth_network::{NetworkConfig, NetworkHandle, NetworkManager};
-use reth_node_api::{EngineValidator, FullNodeComponents, NodeAddOns};
+use reth_node_api::{EngineValidator, FullNodeComponents, NodeAddOns, NodePrimitives};
 use reth_node_builder::{
     components::{
         ComponentsBuilder, ConsensusBuilder, EngineValidatorBuilder, ExecutorBuilder,
@@ -21,7 +21,7 @@ use reth_optimism_consensus::OptimismBeaconConsensus;
 use reth_optimism_evm::{OpExecutorProvider, OptimismEvmConfig};
 use reth_optimism_rpc::OpEthApi;
 use reth_payload_builder::{PayloadBuilderHandle, PayloadBuilderService};
-use reth_primitives::Header;
+use reth_primitives::{Block, Header};
 use reth_provider::CanonStateSubscriptions;
 use reth_tracing::tracing::{debug, info};
 use reth_transaction_pool::{
@@ -36,6 +36,14 @@ use crate::{
     OptimismEngineTypes,
 };
 
+/// Optimism primitive types.
+#[derive(Debug)]
+pub struct OpPrimitives;
+
+impl NodePrimitives for OpPrimitives {
+    type Block = Block;
+}
+
 /// Type configuration for a regular Optimism node.
 #[derive(Debug, Default, Clone)]
 #[non_exhaustive]
@@ -113,7 +121,7 @@ where
 }
 
 impl NodeTypes for OptimismNode {
-    type Primitives = ();
+    type Primitives = OpPrimitives;
     type ChainSpec = OpChainSpec;
 }