diff --git a/bin/reth/src/args/rpc_server_args.rs b/bin/reth/src/args/rpc_server_args.rs
index 4bcc67c86..99a4c1c1d 100644
--- a/bin/reth/src/args/rpc_server_args.rs
+++ b/bin/reth/src/args/rpc_server_args.rs
@@ -11,7 +11,16 @@ use reth_provider::{
     BlockProviderIdExt, CanonStateSubscriptions, EvmEnvProvider, HeaderProvider,
     StateProviderFactory,
 };
-use reth_rpc::{eth::gas_oracle::GasPriceOracleConfig, JwtError, JwtSecret};
+use reth_rpc::{
+    eth::{
+        cache::{
+            DEFAULT_BLOCK_CACHE_SIZE_BYTES_MB, DEFAULT_ENV_CACHE_SIZE_BYTES_MB,
+            DEFAULT_RECEIPT_CACHE_SIZE_BYTES_MB,
+        },
+        gas_oracle::GasPriceOracleConfig,
+    },
+    JwtError, JwtSecret,
+};
 use reth_rpc_builder::{
     auth::{AuthServerConfig, AuthServerHandle},
     constants,
@@ -127,6 +136,18 @@ pub struct RpcServerArgs {
     /// Gas price oracle configuration.
     #[clap(flatten)]
     pub gas_price_oracle: GasPriceOracleArgs,
+
+    /// Max size for cached block data in megabytes.
+    #[arg(long, default_value_t = DEFAULT_BLOCK_CACHE_SIZE_BYTES_MB)]
+    pub block_cache_size: usize,
+
+    /// Max size for cached receipt data in megabytes.
+    #[arg(long, default_value_t = DEFAULT_RECEIPT_CACHE_SIZE_BYTES_MB)]
+    pub receipt_cache_size: usize,
+
+    /// Max size for cached evm env data in megabytes.
+    #[arg(long, default_value_t = DEFAULT_ENV_CACHE_SIZE_BYTES_MB)]
+    pub env_cache_size: usize,
 }
 
 impl RpcServerArgs {
@@ -140,6 +161,21 @@ impl RpcServerArgs {
         self.rpc_max_response_size * 1024 * 1024
     }
 
+    /// Returns the max number of bytes for cached block data in bytes
+    pub fn block_cache_size_bytes(&self) -> usize {
+        self.block_cache_size * 1024 * 1024
+    }
+
+    /// Returns the max number of bytes for cached receipt data in bytes
+    pub fn receipt_cache_size_bytes(&self) -> usize {
+        self.receipt_cache_size * 1024 * 1024
+    }
+
+    /// Returns the max number of bytes for cached evm env data in bytes
+    pub fn env_cache_size_bytes(&self) -> usize {
+        self.env_cache_size * 1024 * 1024
+    }
+
     /// Extracts the gas price oracle config from the args.
     pub fn gas_price_oracle_config(&self) -> GasPriceOracleConfig {
         GasPriceOracleConfig::new(
diff --git a/crates/rpc/rpc/src/eth/cache.rs b/crates/rpc/rpc/src/eth/cache.rs
index fe14fa2e1..0ac644b17 100644
--- a/crates/rpc/rpc/src/eth/cache.rs
+++ b/crates/rpc/rpc/src/eth/cache.rs
@@ -24,10 +24,13 @@ use tokio_stream::wrappers::UnboundedReceiverStream;
 /// Default cache size for the block cache: 500MB
 ///
 /// With an average block size of ~100kb this should be able to cache ~5000 blocks.
-const DEFAULT_BLOCK_CACHE_SIZE_BYTES: usize = 500 * 1024 * 1024;
+pub const DEFAULT_BLOCK_CACHE_SIZE_BYTES_MB: usize = 500;
 
 /// Default cache size for the receipts cache: 500MB
-const DEFAULT_RECEIPT_CACHE_SIZE_BYTES: usize = 500 * 1024 * 1024;
+pub const DEFAULT_RECEIPT_CACHE_SIZE_BYTES_MB: usize = 500;
+
+/// Default cache size for the env cache: 1MB
+pub const DEFAULT_ENV_CACHE_SIZE_BYTES_MB: usize = 1;
 
 /// The type that can send the response to a requested [Block]
 type BlockResponseSender = oneshot::Sender<Result<Option<Block>>>;
@@ -73,9 +76,9 @@ pub struct EthStateCacheConfig {
 impl Default for EthStateCacheConfig {
     fn default() -> Self {
         Self {
-            max_block_bytes: DEFAULT_BLOCK_CACHE_SIZE_BYTES,
-            max_receipt_bytes: DEFAULT_RECEIPT_CACHE_SIZE_BYTES,
-            max_env_bytes: 1024 * 1024,
+            max_block_bytes: DEFAULT_BLOCK_CACHE_SIZE_BYTES_MB * 1024 * 1024,
+            max_receipt_bytes: DEFAULT_RECEIPT_CACHE_SIZE_BYTES_MB * 1024 * 1024,
+            max_env_bytes: DEFAULT_ENV_CACHE_SIZE_BYTES_MB * 1024 * 1024,
         }
     }
 }