diff --git a/beacon_node/beacon_chain/src/beacon_chain.rs b/beacon_node/beacon_chain/src/beacon_chain.rs
index bddca6ebb..ed0437f5c 100644
--- a/beacon_node/beacon_chain/src/beacon_chain.rs
+++ b/beacon_node/beacon_chain/src/beacon_chain.rs
@@ -958,9 +958,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         block_root: &Hash256,
     ) -> Result<Option<SignedBeaconBlockAndBlobsSidecar<T::EthSpec>>, Error> {
         // If there is no data availability boundary, the Eip4844 fork is disabled.
-        if let Some(finalized_data_availability_boundary) =
-            self.finalized_data_availability_boundary()
-        {
+        if self.finalized_data_availability_boundary().is_some() {
             // Only use the attester cache if we can find both the block and blob
             if let (Some(block), Some(blobs)) = (
                 self.early_attester_cache.get_block(*block_root),
@@ -972,9 +970,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
                 }))
             // Attempt to get the block and blobs from the database
             } else if let Some(block) = self.get_block(block_root).await?.map(Arc::new) {
-                let blobs = self
-                    .get_blobs(block_root, finalized_data_availability_boundary)?
-                    .map(Arc::new);
+                let blobs = self.get_blobs(block_root)?.map(Arc::new);
                 Ok(blobs.map(|blobs| SignedBeaconBlockAndBlobsSidecar {
                     beacon_block: block,
                     blobs_sidecar: blobs,
@@ -1070,7 +1066,6 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
     pub fn get_blobs(
         &self,
         block_root: &Hash256,
-        data_availability_boundary: Epoch,
     ) -> Result<Option<BlobsSidecar<T::EthSpec>>, Error> {
         match self.store.get_blobs(block_root)? {
             Some(blobs) => Ok(Some(blobs)),
diff --git a/beacon_node/beacon_chain/src/blob_verification.rs b/beacon_node/beacon_chain/src/blob_verification.rs
index 4abbddb33..1d7f9cc3c 100644
--- a/beacon_node/beacon_chain/src/blob_verification.rs
+++ b/beacon_node/beacon_chain/src/blob_verification.rs
@@ -292,12 +292,12 @@ impl<E: EthSpec> AvailableBlock<E> {
                         let blobs_sidecar = beacon_block
                             .reconstruct_empty_blobs(Some(block_root))
                             .map(Arc::new)?;
-                        return Ok(AvailableBlock(AvailableBlockInner::BlockAndBlob(
+                        Ok(AvailableBlock(AvailableBlockInner::BlockAndBlob(
                             SignedBeaconBlockAndBlobsSidecar {
                                 beacon_block,
                                 blobs_sidecar,
                             },
-                        )));
+                        )))
                     }
                     DataAvailabilityCheckRequired::No => {
                         Ok(AvailableBlock(AvailableBlockInner::Block(beacon_block)))
@@ -391,6 +391,7 @@ pub trait AsBlock<E: EthSpec> {
     fn message(&self) -> BeaconBlockRef<E>;
     fn as_block(&self) -> &SignedBeaconBlock<E>;
     fn block_cloned(&self) -> Arc<SignedBeaconBlock<E>>;
+    fn canonical_root(&self) -> Hash256;
 }
 
 impl<E: EthSpec> AsBlock<E> for BlockWrapper<E> {
@@ -432,8 +433,8 @@ impl<E: EthSpec> AsBlock<E> for BlockWrapper<E> {
     }
     fn as_block(&self) -> &SignedBeaconBlock<E> {
         match &self {
-            BlockWrapper::Block(block) => &block,
-            BlockWrapper::BlockAndBlob(block, _) => &block,
+            BlockWrapper::Block(block) => block,
+            BlockWrapper::BlockAndBlob(block, _) => block,
         }
     }
     fn block_cloned(&self) -> Arc<SignedBeaconBlock<E>> {
@@ -442,6 +443,12 @@ impl<E: EthSpec> AsBlock<E> for BlockWrapper<E> {
             BlockWrapper::BlockAndBlob(block, _) => block.clone(),
         }
     }
+    fn canonical_root(&self) -> Hash256 {
+        match &self {
+            BlockWrapper::Block(block) => block.canonical_root(),
+            BlockWrapper::BlockAndBlob(block, _) => block.canonical_root(),
+        }
+    }
 }
 
 impl<E: EthSpec> AsBlock<E> for &BlockWrapper<E> {
@@ -483,8 +490,8 @@ impl<E: EthSpec> AsBlock<E> for &BlockWrapper<E> {
     }
     fn as_block(&self) -> &SignedBeaconBlock<E> {
         match &self {
-            BlockWrapper::Block(block) => &block,
-            BlockWrapper::BlockAndBlob(block, _) => &block,
+            BlockWrapper::Block(block) => block,
+            BlockWrapper::BlockAndBlob(block, _) => block,
         }
     }
     fn block_cloned(&self) -> Arc<SignedBeaconBlock<E>> {
@@ -493,6 +500,12 @@ impl<E: EthSpec> AsBlock<E> for &BlockWrapper<E> {
             BlockWrapper::BlockAndBlob(block, _) => block.clone(),
         }
     }
+    fn canonical_root(&self) -> Hash256 {
+        match &self {
+            BlockWrapper::Block(block) => block.canonical_root(),
+            BlockWrapper::BlockAndBlob(block, _) => block.canonical_root(),
+        }
+    }
 }
 
 impl<E: EthSpec> AsBlock<E> for AvailableBlock<E> {
@@ -546,7 +559,7 @@ impl<E: EthSpec> AsBlock<E> for AvailableBlock<E> {
     }
     fn as_block(&self) -> &SignedBeaconBlock<E> {
         match &self.0 {
-            AvailableBlockInner::Block(block) => &block,
+            AvailableBlockInner::Block(block) => block,
             AvailableBlockInner::BlockAndBlob(block_sidecar_pair) => {
                 &block_sidecar_pair.beacon_block
             }
@@ -560,4 +573,12 @@ impl<E: EthSpec> AsBlock<E> for AvailableBlock<E> {
             }
         }
     }
+    fn canonical_root(&self) -> Hash256 {
+        match &self.0 {
+            AvailableBlockInner::Block(block) => block.canonical_root(),
+            AvailableBlockInner::BlockAndBlob(block_sidecar_pair) => {
+                block_sidecar_pair.beacon_block.canonical_root()
+            }
+        }
+    }
 }
diff --git a/beacon_node/beacon_chain/src/block_verification.rs b/beacon_node/beacon_chain/src/block_verification.rs
index fb1d79e96..8ae216d49 100644
--- a/beacon_node/beacon_chain/src/block_verification.rs
+++ b/beacon_node/beacon_chain/src/block_verification.rs
@@ -1120,7 +1120,7 @@ impl<T: BeaconChainTypes> IntoExecutionPendingBlock<T> for SignatureVerifiedBloc
     }
 
     fn block(&self) -> &SignedBeaconBlock<T::EthSpec> {
-        &self.block.as_block()
+        self.block.as_block()
     }
 }
 
diff --git a/beacon_node/beacon_chain/tests/attestation_production.rs b/beacon_node/beacon_chain/tests/attestation_production.rs
index 86662ead8..9cfff81c3 100644
--- a/beacon_node/beacon_chain/tests/attestation_production.rs
+++ b/beacon_node/beacon_chain/tests/attestation_production.rs
@@ -1,6 +1,9 @@
 #![cfg(not(debug_assertions))]
 
-use beacon_chain::test_utils::{AttestationStrategy, BeaconChainHarness, BlockStrategy};
+use beacon_chain::{
+    blob_verification::{BlockWrapper, IntoAvailableBlock},
+    test_utils::{AttestationStrategy, BeaconChainHarness, BlockStrategy},
+};
 use beacon_chain::{StateSkipConfig, WhenSlotSkipped};
 use lazy_static::lazy_static;
 use std::sync::Arc;
@@ -131,6 +134,8 @@ async fn produces_attestations() {
             assert_eq!(data.target.epoch, state.current_epoch(), "bad target epoch");
             assert_eq!(data.target.root, target_root, "bad target root");
 
+            let block_wrapper: BlockWrapper<MainnetEthSpec> = Arc::new(block.clone()).into();
+
             let early_attestation = {
                 let proto_block = chain
                     .canonical_head
@@ -141,7 +146,9 @@ async fn produces_attestations() {
                     .early_attester_cache
                     .add_head_block(
                         block_root,
-                        Arc::new(block.clone()).into(),
+                        block_wrapper
+                            .into_available_block(block_root, chain)
+                            .expect("should wrap into available block"),
                         proto_block,
                         &state,
                         &chain.spec,
@@ -192,12 +199,18 @@ async fn early_attester_cache_old_request() {
         .get_block(&head.beacon_block_root)
         .unwrap();
 
+    let block: BlockWrapper<MainnetEthSpec> = head.beacon_block.clone().into();
+
+    let chain = &harness.chain;
     harness
         .chain
         .early_attester_cache
         .add_head_block(
             head.beacon_block_root,
-            head.beacon_block.clone().into(),
+            block
+                .clone()
+                .into_available_block(head.beacon_block_root, &chain)
+                .expect("should wrap into available block"),
             head_proto_block,
             &head.beacon_state,
             &harness.chain.spec,
diff --git a/beacon_node/beacon_chain/tests/block_verification.rs b/beacon_node/beacon_chain/tests/block_verification.rs
index 345d41c51..a19f7a2a1 100644
--- a/beacon_node/beacon_chain/tests/block_verification.rs
+++ b/beacon_node/beacon_chain/tests/block_verification.rs
@@ -1,7 +1,11 @@
 #![cfg(not(debug_assertions))]
 
-use beacon_chain::test_utils::{
-    AttestationStrategy, BeaconChainHarness, BlockStrategy, EphemeralTestingSlotClockHarnessType,
+use beacon_chain::{
+    blob_verification::{AsBlock, BlockWrapper},
+    test_utils::{
+        AttestationStrategy, BeaconChainHarness, BlockStrategy,
+        EphemeralTestingSlotClockHarnessType,
+    },
 };
 use beacon_chain::{BeaconSnapshot, BlockError, ChainSegmentResult, NotifyExecutionLayer};
 use fork_choice::CountUnrealized;
@@ -16,7 +20,6 @@ use state_processing::{
 use std::marker::PhantomData;
 use std::sync::Arc;
 use tempfile::tempdir;
-use types::signed_block_and_blobs::BlockWrapper;
 use types::{test_utils::generate_deterministic_keypair, *};
 
 type E = MainnetEthSpec;
@@ -173,7 +176,7 @@ async fn chain_segment_full_segment() {
 
     assert_eq!(
         harness.head_block_root(),
-        blocks.last().unwrap().block().canonical_root(),
+        blocks.last().unwrap().canonical_root(),
         "harness should have last block as head"
     );
 }
@@ -210,7 +213,7 @@ async fn chain_segment_varying_chunk_size() {
 
         assert_eq!(
             harness.head_block_root(),
-            blocks.last().unwrap().block().canonical_root(),
+            blocks.last().unwrap().canonical_root(),
             "harness should have last block as head"
         );
     }
@@ -254,7 +257,8 @@ async fn chain_segment_non_linear_parent_roots() {
         .into_iter()
         .map(|block| block.into())
         .collect();
-    let (mut block, signature) = blocks[3].block().clone().deconstruct();
+
+    let (mut block, signature) = blocks[3].as_block().clone().deconstruct();
     *block.parent_root_mut() = Hash256::zero();
     blocks[3] = Arc::new(SignedBeaconBlock::from_block(block, signature)).into();
 
@@ -288,7 +292,7 @@ async fn chain_segment_non_linear_slots() {
         .into_iter()
         .map(|block| block.into())
         .collect();
-    let (mut block, signature) = blocks[3].block().clone().deconstruct();
+    let (mut block, signature) = blocks[3].as_block().clone().deconstruct();
     *block.slot_mut() = Slot::new(0);
     blocks[3] = Arc::new(SignedBeaconBlock::from_block(block, signature)).into();
 
@@ -312,7 +316,7 @@ async fn chain_segment_non_linear_slots() {
         .into_iter()
         .map(|block| block.into())
         .collect();
-    let (mut block, signature) = blocks[3].block().clone().deconstruct();
+    let (mut block, signature) = blocks[3].as_block().clone().deconstruct();
     *block.slot_mut() = blocks[2].slot();
     blocks[3] = Arc::new(SignedBeaconBlock::from_block(block, signature)).into();
 
diff --git a/beacon_node/execution_layer/src/lib.rs b/beacon_node/execution_layer/src/lib.rs
index b8b452b11..484bd65d1 100644
--- a/beacon_node/execution_layer/src/lib.rs
+++ b/beacon_node/execution_layer/src/lib.rs
@@ -38,13 +38,13 @@ use tokio::{
     time::sleep,
 };
 use tokio_stream::wrappers::WatchStream;
+use types::consts::eip4844::BLOB_TX_TYPE;
+use types::transaction::{AccessTuple, BlobTransaction};
 use types::{
     blobs_sidecar::{Blobs, KzgCommitments},
     ExecutionPayload, ExecutionPayloadCapella, ExecutionPayloadEip4844, ExecutionPayloadMerge,
 };
 use types::{AbstractExecPayload, BeaconStateError, ExecPayload};
-use types::consts::eip4844::BLOB_TX_TYPE;
-use types::transaction::{AccessTuple, BlobTransaction};
 use types::{
     BlindedPayload, BlockType, ChainSpec, Epoch, ExecutionBlockHash, ForkName,
     ProposerPreparationData, PublicKeyBytes, Signature, SignedBeaconBlock, Slot, Transaction,
@@ -131,7 +131,7 @@ pub enum BlockProposalContents<T: EthSpec, Payload: AbstractExecPayload<T>> {
     },
     PayloadAndBlobs {
         payload: Payload,
-block_value: Uint256,
+        block_value: Uint256,
         kzg_commitments: KzgCommitments<T>,
     },
 }
diff --git a/beacon_node/network/src/beacon_processor/worker/rpc_methods.rs b/beacon_node/network/src/beacon_processor/worker/rpc_methods.rs
index 01b7cb43b..38f558a4e 100644
--- a/beacon_node/network/src/beacon_processor/worker/rpc_methods.rs
+++ b/beacon_node/network/src/beacon_processor/worker/rpc_methods.rs
@@ -799,7 +799,7 @@ impl<T: BeaconChainTypes> Worker<T> {
         let mut send_response = true;
 
         for root in block_roots {
-            match self.chain.get_blobs(&root, data_availability_boundary) {
+            match self.chain.get_blobs(&root) {
                 Ok(Some(blobs)) => {
                     blobs_sent += 1;
                     self.send_network_message(NetworkMessage::SendResponse {
diff --git a/consensus/types/src/lib.rs b/consensus/types/src/lib.rs
index 27bdbed24..49829389c 100644
--- a/consensus/types/src/lib.rs
+++ b/consensus/types/src/lib.rs
@@ -177,8 +177,8 @@ pub use crate::signed_beacon_block::{
     SignedBlindedBeaconBlock,
 };
 pub use crate::signed_beacon_block_header::SignedBeaconBlockHeader;
+pub use crate::signed_block_and_blobs::SignedBeaconBlockAndBlobsSidecar;
 pub use crate::signed_block_and_blobs::SignedBeaconBlockAndBlobsSidecarDecode;
-pub use crate::signed_block_and_blobs::{BlockWrapper, SignedBeaconBlockAndBlobsSidecar};
 pub use crate::signed_bls_to_execution_change::SignedBlsToExecutionChange;
 pub use crate::signed_contribution_and_proof::SignedContributionAndProof;
 pub use crate::signed_voluntary_exit::SignedVoluntaryExit;
diff --git a/consensus/types/src/signed_beacon_block.rs b/consensus/types/src/signed_beacon_block.rs
index 25d5970b2..f147cefe9 100644
--- a/consensus/types/src/signed_beacon_block.rs
+++ b/consensus/types/src/signed_beacon_block.rs
@@ -265,7 +265,7 @@ impl<E: EthSpec, Payload: AbstractExecPayload<E>> SignedBeaconBlock<E, Payload>
             .map_err(|_| BlobReconstructionError::InconsistentFork)?;
         if kzg_commitments.is_empty() {
             Ok(BlobsSidecar::empty_from_parts(
-                block_root_opt.unwrap_or(self.canonical_root()),
+                block_root_opt.unwrap_or_else(|| self.canonical_root()),
                 self.slot(),
             ))
         } else {