diff --git a/binaries/cuprated/src/p2p/request_handler.rs b/binaries/cuprated/src/p2p/request_handler.rs
index f2f39017..f6e0be39 100644
--- a/binaries/cuprated/src/p2p/request_handler.rs
+++ b/binaries/cuprated/src/p2p/request_handler.rs
@@ -1,17 +1,18 @@
+use bytes::Bytes;
+use futures::{future::BoxFuture, FutureExt};
+use monero_serai::{block::Block, transaction::Transaction};
+use std::hash::Hash;
 use std::{
     collections::HashSet,
     future::{ready, Ready},
     task::{Context, Poll},
 };
-
-use bytes::Bytes;
-use futures::{future::BoxFuture, FutureExt};
-use monero_serai::{block::Block, transaction::Transaction};
 use tower::{Service, ServiceExt};
 
 use cuprate_blockchain::service::BlockchainReadHandle;
 use cuprate_consensus::{transactions::new_tx_verification_data, BlockChainContextService};
 use cuprate_fixed_bytes::ByteArrayVec;
+use cuprate_helper::cast::u64_to_usize;
 use cuprate_helper::{
     asynch::rayon_spawn_async,
     cast::usize_to_u64,
@@ -19,6 +20,7 @@ use cuprate_helper::{
 };
 use cuprate_p2p::constants::MAX_BLOCK_BATCH_LEN;
 use cuprate_p2p_core::{client::PeerInformation, NetworkZone, ProtocolRequest, ProtocolResponse};
+use cuprate_txpool::service::TxpoolReadHandle;
 use cuprate_types::{
     blockchain::{BlockchainReadRequest, BlockchainResponse},
     BlockCompleteEntry, MissingTxsInBlock, TransactionBlobs,
@@ -35,6 +37,8 @@ use crate::blockchain::interface::{self as blockchain_interface, IncomingBlockEr
 pub struct P2pProtocolRequestHandlerMaker {
     /// The [`BlockchainReadHandle`]
     pub blockchain_read_handle: BlockchainReadHandle,
+    /// The [`TxpoolReadHandle`].
+    pub txpool_read_handle: TxpoolReadHandle,
 }
 
 impl<N: NetworkZone> Service<PeerInformation<N>> for P2pProtocolRequestHandlerMaker {
@@ -50,10 +54,12 @@ impl<N: NetworkZone> Service<PeerInformation<N>> for P2pProtocolRequestHandlerMa
         // TODO: check sync info?
 
         let blockchain_read_handle = self.blockchain_read_handle.clone();
+        let txpool_read_handle = self.txpool_read_handle.clone();
 
         ready(Ok(P2pProtocolRequestHandler {
             peer_information,
             blockchain_read_handle,
+            txpool_read_handle,
         }))
     }
 }
@@ -63,8 +69,10 @@ impl<N: NetworkZone> Service<PeerInformation<N>> for P2pProtocolRequestHandlerMa
 pub struct P2pProtocolRequestHandler<N: NetworkZone> {
     /// The [`PeerInformation`] for this peer.
     peer_information: PeerInformation<N>,
-    /// The [`BlockchainReadHandle`]
+    /// The [`BlockchainReadHandle`].
     blockchain_read_handle: BlockchainReadHandle,
+    /// The [`TxpoolReadHandle`].
+    txpool_read_handle: TxpoolReadHandle,
 }
 
 impl<Z: NetworkZone> Service<ProtocolRequest> for P2pProtocolRequestHandler<Z> {
@@ -91,9 +99,12 @@ impl<Z: NetworkZone> Service<ProtocolRequest> for P2pProtocolRequestHandler<Z> {
                 "Peer sent a full block when we support fluffy blocks"
             )))
             .boxed(),
-            ProtocolRequest::NewFluffyBlock(r) => {
-                new_fluffy_block(r, self.blockchain_read_handle.clone()).boxed()
-            }
+            ProtocolRequest::NewFluffyBlock(r) => new_fluffy_block(
+                r,
+                self.blockchain_read_handle.clone(),
+                self.txpool_read_handle.clone(),
+            )
+            .boxed(),
             ProtocolRequest::GetTxPoolCompliment(_) | ProtocolRequest::NewTransactions(_) => {
                 ready(Ok(ProtocolResponse::NA)).boxed()
             } // TODO: tx-pool
@@ -233,6 +244,7 @@ async fn fluffy_missing_txs(
 async fn new_fluffy_block(
     request: NewFluffyBlock,
     mut blockchain_read_handle: BlockchainReadHandle,
+    mut txpool_read_handle: TxpoolReadHandle,
 ) -> anyhow::Result<ProtocolResponse> {
     let current_blockchain_height = request.current_blockchain_height;
 
@@ -251,7 +263,7 @@ async fn new_fluffy_block(
             .map(|tx_blob| {
                 let tx = Transaction::read(&mut tx_blob.as_ref())?;
 
-                Ok(tx)
+                Ok((tx.hash(), tx))
             })
             .collect::<Result<_, anyhow::Error>>()?;
 
@@ -261,8 +273,13 @@ async fn new_fluffy_block(
     })
     .await?;
 
-    let res =
-        blockchain_interface::handle_incoming_block(block, txs, &mut blockchain_read_handle).await;
+    let res = blockchain_interface::handle_incoming_block(
+        block,
+        txs,
+        &mut blockchain_read_handle,
+        &mut txpool_read_handle,
+    )
+    .await;
 
     match res {
         Ok(_) => Ok(ProtocolResponse::NA),
@@ -270,7 +287,7 @@ async fn new_fluffy_block(
             ProtocolResponse::FluffyMissingTransactionsRequest(FluffyMissingTransactionsRequest {
                 block_hash: block_hash.into(),
                 current_blockchain_height,
-                missing_tx_indices,
+                missing_tx_indices: missing_tx_indices.into_iter().map(usize_to_u64).collect(),
             }),
         ),
         Err(IncomingBlockError::Orphan) => {